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18
Highlights
75
Differences
0
Reactions
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Sleep Number c4
Facts:
117 Specifications & 18 Highlights
From bedtime comfort to build quality, this mattress has 117 reasons to check it out — starting with general information, dimensions & weight, comfort & firmness & construction & materials and more.
A fast snapshot of the Sleep Number c4, covering its standout specification and what you can expect right out of the box.
Sleep Number c4
Sleep Number c4 features a 10-inch profile mattress. It is built around the fundamental DualAir technology for individualized firmness settings on each side. The mattress is also integrated with SleepIQ Technology for sleep tracking.
Specifications & Facts
117
Specs measured. Drama avoided.
Need more than marketing buzzwords? This Sleep Number c4 mattress review explores price, features, comfort, and how it compares to other mattresses out there.
General Information
10
Sleep Number c4
Model Name
What is the model name?
63
Sleep Number c4
0
Votes
C4
68
Mattresses in this range
Hybrid
Provides the marketing name used by the brand.
When it comes to Model Name,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
5 score
measurement.
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Model Name on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Warranty Period
What is the warranty period?
53
Sleep Number c4
0
Votes
15 Years
62
Mattresses in this range
10 Years
Duration of warranty coverage.
When it comes to Warranty Period,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
9 score
measurement.
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Warranty Period on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Mattress Type
What is the mattress type?
53
Sleep Number c4
0
Votes
Air
40
Mattresses in this range
Hybrid
Categorizes construction type.
When it comes to Mattress Type,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
13 score
measurement.
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Mattress Type on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Product Type
What type of mattress is it?
78
Sleep Number c4
0
Votes
Airbed
67
Mattresses in this range
Hybrid
Defines the fundamental mattress category.
When it comes to Product Type,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
11 score
measurement.
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Product Type on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Release Year
What is the release year?
53
Sleep Number c4
0
Votes
2017
81
Mattresses in this range
2024
Indicates when the product was introduced to the market.
When it comes to Release Year,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
28 score
measurement.
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Release Year on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Country of Manufacture
Where is the mattress manufactured?
73
Sleep Number c4
0
Votes
USA
73
Mattresses in this range
USA
Shows where the mattress is manufactured.
When it comes to Country of Manufacture,
Sleep Number c4 ◉ is
same as
Mattress in this range ◉
.
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Country of Manufacture on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Intended Use
What is the intended use?
73
Sleep Number c4
0
Votes
Home
74
Mattresses in this range
Home
Defines the usage context.
When it comes to Intended Use,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
1 score
measurement.
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Intended Use on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Target Market
What is the target market?
93
Sleep Number c4
0
Votes
Global
83
Mattresses in this range
US
Specifies the geographic or demographic market.
When it comes to Target Market,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
10 score
measurement.
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Target Market on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Trial Period Length
What is the trial period length?
100
Nights
0Votes
134.42
Nights (Average)
Indicates how many nights consumers can try the mattress risk-free.
When it comes to Trial Period Length,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
34.4 Nights
measurement.
Don’t keep it to yourself — be the first to react and review the
Trial Period Length on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Free Return Policy
Does it come with a free return policy?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows whether the product allows hassle-free returns.
When it comes to Free Return Policy,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Free Return Policy on Sleep Number c4
◉ and help others decide!
Dimensions & Weight
15
Sleep Number c4
Mattress Size
What is the mattress size?
0
Sleep Number c4
0
Votes
Queen, King, Cal King, Split King
47
Mattresses in this range
Twin, Twin XL, Full, Queen, King, Cal King
Identifies the size for the mattress.
When it comes to Mattress Size,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
47 score
measurement.
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Mattress Size on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Width (Queen)
What is the Queen mattress width?
60
inch
0Votes
59.54
inch (Average)
Standard width for Queen size mattress.
When it comes to Width (Queen),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
0.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width (Queen) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Width (King)
What is the King mattress width?
76
inch
0Votes
73.93
inch (Average)
Standard width for King size mattress.
When it comes to Width (King),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
2.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width (King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Width (California King)
What is the Cal King mattress width?
72
inch
0Votes
72.01
inch (Average)
Standard width for California King mattress.
When it comes to Width (California King),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
0.0 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width (California King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Width (Split King)
What is the Split King mattress width?
76
inch
0Votes
55.29
inch (Average)
Combined width of two Twin XL mattresses.
When it comes to Width (Split King),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
20.7 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width (Split King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Height (Queen)
What is the Queen mattress height?
9
inch
0Votes
12.3
inch (Average)
Standard thickness range for Queen mattresses.
When it comes to Height (Queen),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
3.3 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height (Queen) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Height (King)
What is the King mattress height?
9
inch
0Votes
12.05
inch (Average)
Standard thickness range for King mattresses.
When it comes to Height (King),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
3.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height (King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Height (California King)
What is the Cal King mattress height?
9
inch
0Votes
12.63
inch (Average)
Standard thickness range for California King mattresses.
When it comes to Height (California King),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
3.6 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height (California King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Height (Split King)
What is the Split King mattress height?
9
inch
0Votes
12.42
inch (Average)
Standard thickness range for Split King mattresses.
When it comes to Height (Split King),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
3.4 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height (Split King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Depth (Queen)
What is the Queen mattress length?
80
inch
0Votes
78.52
inch (Average)
Standard length for Queen size mattress.
When it comes to Depth (Queen),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
1.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Depth (Queen) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Depth (King)
What is the King mattress length?
80
inch
0Votes
78.98
inch (Average)
Standard length for King size mattress.
When it comes to Depth (King),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
1.0 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Depth (King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Depth (California King)
What is the Cal King mattress length?
84
inch
0Votes
83.13
inch (Average)
Standard length for California King mattress.
When it comes to Depth (California King),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
0.9 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Depth (California King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Depth (Split King)
What is the Split King mattress length?
80
inch
0Votes
79.48
inch (Average)
Standard length for Split King (two Twin XLs).
When it comes to Depth (Split King),
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
0.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Depth (Split King) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Profile Height Option
What is the profile height option?
0
Sleep Number c4
0
Votes
9 inches
38
Mattresses in this range
10 inches
Indicates if the mattress is available in multiple profile heights.
When it comes to Profile Height Option,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
38 score
measurement.
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Profile Height Option on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Thickness Category
What is the thickness category?
0
Sleep Number c4
0
Votes
Medium Profile
37
Mattresses in this range
Medium Profile
Classifies the mattress thickness category.
When it comes to Thickness Category,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
37 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Thickness Category on Sleep Number c4
◉ and help others decide!
Comfort & Firmness
13
Sleep Number c4
Motion Isolation Rating
What is the motion isolation rating?
73
Sleep Number c4
0
Votes
8/10
72
Mattresses in this range
8/10
Sleep Number c4
With a strong rating of 8/10, this mattress is great for couples, minimizing motion transfer so that movements from one sleeper won’t disturb the other. This is ideal for light sleepers or partners with differing schedules.
Measures how well the mattress prevents motion transfer.
When it comes to Motion Isolation Rating,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Motion Isolation Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Edge Support Rating
What is the edge support rating?
60
Sleep Number c4
0
Votes
8/10
58
Mattresses in this range
8/10
Sleep Number c4
The mattress features reinforced foam edges that help prevent sagging and make sitting on the edge of the bed more stable. It also allows you to use the entire surface of the mattress without feeling like you’re rolling off.
Indicates stability around the mattress edges.
When it comes to Edge Support Rating,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Edge Support Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Cooling Technology
What cooling technology is included?
69
Sleep Number c4
0
Votes
Gel-Infused Foam
66
Mattresses in this range
Bamboo, Open Cell Foam
Sleep Number c4
The gel-infused foam in the comfort layer helps dissipate body heat, keeping you cooler throughout the night. This is especially useful for hot sleepers or those who experience temperature fluctuations during sleep.
GDescribes specific cooling methods used.
When it comes to Cooling Technology,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Cooling Technology on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Comfort Layer Thickness
What is the comfort layer thickness?
1.5
inch
0Votes
4.04
inch (Average)
Sleep Number c4
The 1.5-inch comfort layer is made of polyurethane foam, offering moderate cushioning while still maintaining a firm feel. It’s a good option for sleepers who want minimal plushness but still need pressure relief. About 3.8 cm thick.
Thickness of the comfort layer on top.
When it comes to Comfort Layer Thickness,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
2.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Comfort Layer Thickness on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Zoned Support
Does the mattress include zoned support?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Sleep Number c4
The three-zone comfort layer provides targeted support for the head, neck, back, and hips, ensuring proper spinal alignment. This is especially beneficial for side sleepers who need extra support at their pressure points.
Indicates if the mattress offers different support zones.
When it comes to Zoned Support,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
44 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Zoned Support on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Firmness Level
What is the firmness level?
43
Sleep Number c4
0
Votes
Firm
54
Mattresses in this range
Medium
Describes the general firmness category.
When it comes to Firmness Level,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
11 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Firmness Level on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Firmness Scale Rating
What is the firmness rating?
75
Sleep Number c4
0
Votes
8/10
57
Mattresses in this range
7/10
Numeric scale where 1 is softest and 10 is firmest.
When it comes to Firmness Scale Rating,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
18 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Firmness Scale Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Comfort Technology
What comfort technology is included?
61
Sleep Number c4
0
Votes
Polyurethane Foam
70
Mattresses in this range
Plush Foam
Special comfort features used in the top layers.
When it comes to Comfort Technology,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Comfort Technology on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Pressure Relief Rating
What is the pressure relief rating?
63
Sleep Number c4
0
Votes
Good
80
Mattresses in this range
Good
Rates how well the mattress relieves pressure points.
When it comes to Pressure Relief Rating,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
17 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Pressure Relief Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Sleep Position Suitability
What sleep positions is it suitable for?
37
Sleep Number c4
0
Votes
Back, Side, Stomach, Combo
35
Mattresses in this range
Back, Side, Combo
Shows which sleeping positions are best supported.
When it comes to Sleep Position Suitability,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Sleep Position Suitability on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Temperature Regulation Feature
Does it have temperature regulation features?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress is designed to maintain neutral sleep temperature.
When it comes to Temperature Regulation Feature,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
49 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Temperature Regulation Feature on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Adjustable Firmness Range
Does it have an adjustable firmness range?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if firmness can be adjusted or customized.
When it comes to Adjustable Firmness Range,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
41 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Adjustable Firmness Range on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Ergonomic Certification
Does it have ergonomic certifications?
78
Sleep Number c4
0
Votes
Chiropractic Association
79
Mattresses in this range
Ergocert
Lists recognized ergonomic approvals.
When it comes to Ergonomic Certification,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Ergonomic Certification on Sleep Number c4
◉ and help others decide!
Construction & Materials
12
Sleep Number c4
Mattress Core Material
What is the core material?
68
Sleep Number c4
0
Votes
Air Chambers
43
Mattresses in this range
Foam
Sleep Number c4
The air chamber system is the heart of Sleep Number beds, allowing you to adjust the firmness on each side of the bed independently. This feature makes the C4 a great choice for couples with different sleep preferences.
Defines the main support structure.
When it comes to Mattress Core Material,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
25 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Mattress Core Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Comfort Layer Material
What is the comfort layer material?
0
Sleep Number c4
0
Votes
Polyurethane Foam
45
Mattresses in this range
Memory Foam
Sleep Number c4
The polyurethane foam in the comfort layer provides a slight cushioning feel while still allowing for the firmness of the air chambers to shine through. It helps alleviate pressure without feeling too soft.
Materials used in the comfort layers.
When it comes to Comfort Layer Material,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
45 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Comfort Layer Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Cover Material
What is the cover material?
0
Sleep Number c4
0
Votes
Polyester
43
Mattresses in this range
Organic Cotton
Sleep Number c4
The polyester cover is breathable, allowing for airflow that helps keep the mattress cooler during sleep. It’s durable and easy to clean with spot cleaning recommended for minor spills.
Materials used for the outer cover.
When it comes to Cover Material,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
43 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Cover Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Flame Retardant Material
What flame retardant is used?
0
Sleep Number c4
0
Votes
Natural Wool
37
Mattresses in this range
Natural Wool
Sleep Number c4
The use of natural wool as a flame retardant material is an eco-friendly choice that’s both safe and sustainable. Wool is a natural material that also helps regulate temperature, keeping you comfortable through the night.
Material used to meet fire safety standards.
When it comes to Flame Retardant Material,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
37 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Flame Retardant Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Reinforced Edge Material
What is the reinforced edge material?
0
Sleep Number c4
0
Votes
Foam
40
Mattresses in this range
High-Density Foam
Sleep Number c4
The foam edge reinforcement ensures that the mattress maintains its shape over time, preventing sagging and providing better support for getting in and out of bed.
Material reinforcement along the edges.
When it comes to Reinforced Edge Material,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
40 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Reinforced Edge Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Removable / Washable Cover
Does it have a removable and washable cover?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Sleep Number c4
The cover can be removed for spot cleaning, which is great for maintaining the mattress’s cleanliness. It’s not machine-washable, but the ability to clean it by hand is still a major convenience.
Indicates if the cover can be removed and washed.
When it comes to Removable / Washable Cover,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
41 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Removable / Washable Cover on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Foam Type
What foam type is included?
0
Sleep Number c4
0
Votes
Polyurethane Foam
41
Mattresses in this range
Memory Foam, High-Density
Specifies the type of foam used.
When it comes to Foam Type,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
41 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Foam Type on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Eco-Friendly Material Certification
What eco-friendly certifications are included?
0
Sleep Number c4
0
Votes
CertiPUR-US
44
Mattresses in this range
CertiPUR-US
Certifications for sustainable materials.
When it comes to Eco-Friendly Material Certification,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
44 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Eco-Friendly Material Certification on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Layer Count
What is the layer count?
0
Sleep Number c4
0
Votes
3
45
Mattresses in this range
3
Total number of layers in mattress construction.
When it comes to Layer Count,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
45 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Layer Count on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Natural / Organic Material
Does it use natural or organic materials?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates whether natural or organic materials are included.
When it comes to Natural / Organic Material,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Natural / Organic Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Hypoallergenic Treatment
Does it have hypoallergenic treatment?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if materials are treated to resist allergens.
When it comes to Hypoallergenic Treatment,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Hypoallergenic Treatment on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Handcrafted Construction
Is the mattress handcrafted?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if the mattress is handmade or artisan-crafted.
When it comes to Handcrafted Construction,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Handcrafted Construction on Sleep Number c4
◉ and help others decide!
Performance & Durability
11
Sleep Number c4
Expected Lifespan
What is the expected lifespan?
15
Years
0Votes
10.36
Years (Average)
Sleep Number c4
With a lifespan of 15 years, this mattress is designed to provide consistent comfort and support for the long haul, ensuring you won’t need to replace it any time soon.
Average years the mattress is designed to last.
When it comes to Expected Lifespan,
Sleep Number c4 ◉ is
better than
Mattress in this range ◉
, delivering
higher
4.6 Years
measurement.
Don’t keep it to yourself — be the first to react and review the
Expected Lifespan on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Sag Resistance Rating
What is the sag resistance rating?
0
Sleep Number c4
0
Votes
Medium
41
Mattresses in this range
Medium
Sleep Number c4
This rating suggests that while the mattress will resist sagging over time, heavier individuals may want to pay extra attention to their Sleep Number settings to avoid excessive compression.
Rates the mattress resistance to sagging.
When it comes to Sag Resistance Rating,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
41 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Sag Resistance Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Memory Foam Recovery Time
What is the recovery time of the foam?
5
sec
0Votes
3.14
sec (Average)
Time it takes memory foam to return to shape.
When it comes to Memory Foam Recovery Time,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
1.9 sec
measurement.
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Memory Foam Recovery Time on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Density Rating
What is the density rating?
0
Sleep Number c4
0
Votes
Medium
39
Mattresses in this range
Medium
Foam density that indicates durability and support.
When it comes to Density Rating,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
39 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Density Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Indentation Load Deflection (ILD)
What is the ILD value?
0
Sleep Number c4
0
Votes
Medium
42
Mattresses in this range
Medium (20–30 lbs)
Measures foam firmness by required load to indent.
When it comes to Indentation Load Deflection (ILD),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
42 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Indentation Load Deflection (ILD) on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Rotatable Design
Can the mattress be rotated?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress can be rotated to extend life.
When it comes to Rotatable Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Rotatable Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Flippable Design
Can the mattress be flipped?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows whether the mattress can be flipped.
When it comes to Flippable Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Flippable Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Anti-Microbial Treatment
Does it have antimicrobial treatment?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if materials are treated to resist microbes.
When it comes to Anti-Microbial Treatment,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Anti-Microbial Treatment on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Bed Bug Resistant
Is the mattress bed bug resistant?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if the mattress has protection against bed bugs.
When it comes to Bed Bug Resistant,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Bed Bug Resistant on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Warranty Coverage Type
What type of warranty coverage is provided?
0
Sleep Number c4
0
Votes
Limited
43
Mattresses in this range
Limited
Describes the type of warranty coverage.
When it comes to Warranty Coverage Type,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
43 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Warranty Coverage Type on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Indentation Resistance Guarantee
Is there an indentation resistance guarantee?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Assurance that mattress won’t indent prematurely.
When it comes to Indentation Resistance Guarantee,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Indentation Resistance Guarantee on Sleep Number c4
◉ and help others decide!
Comfort Adjustability
9
Sleep Number c4
Adjustable Base Compatibility
Is it compatible with adjustable bases?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Sleep Number c4
The mattress is compatible with Sleep Number’s adjustable bases, which allow for customizable head and foot elevation. This is ideal for reading, watching TV, or improving circulation while sleeping.
Indicates if mattress can be used with an adjustable bed base.
When it comes to Adjustable Base Compatibility,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
44 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Adjustable Base Compatibility on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Dual Firmness Option
Does it offer dual firmness?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Sleep Number c4
The Dual Firmness option allows each sleeper to adjust their side of the mattress to their preferred firmness, making it perfect for couples with different sleeping preferences.
Indicates if mattress offers two firmness levels in one design.
When it comes to Dual Firmness Option,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
41 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Dual Firmness Option on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Split Mattress Option
Is it available in split design?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress can be split into two sides.
When it comes to Split Mattress Option,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
43 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Split Mattress Option on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Removable Top Layer
Does it have a removable top layer?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if the top comfort layer can be removed or swapped.
When it comes to Removable Top Layer,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
40 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Removable Top Layer on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Modular Layer Design
Does it have modular layers?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Allows layers to be rearranged for customized comfort.
When it comes to Modular Layer Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Modular Layer Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Customizable Firmness Inserts
Does it support firmness inserts?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Supports inserts or pads to adjust firmness.
When it comes to Customizable Firmness Inserts,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Customizable Firmness Inserts on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Smart Adjustable Firmness
Does it offer smart firmness adjustment?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if firmness can be changed via smart tech.
When it comes to Smart Adjustable Firmness,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
40 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Smart Adjustable Firmness on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Head & Foot Elevation Support
Does it support head & foot elevation?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress supports head and foot elevation.
When it comes to Head & Foot Elevation Support,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
44 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Head & Foot Elevation Support on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Replaceable Comfort Layer Program
Does it offer a replaceable comfort layer program?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if brand allows swapping comfort layers through a program.
When it comes to Replaceable Comfort Layer Program,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Replaceable Comfort Layer Program on Sleep Number c4
◉ and help others decide!
Health & Safety
9
Sleep Number c4
CertiPUR-US Certified
Is it CertiPUR-US certified?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if foams meet CertiPUR-US safety standards.
When it comes to CertiPUR-US Certified,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
46 score
measurement.
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CertiPUR-US Certified on Sleep Number c4
◉ and help others decide!
Sleep Number c4
GREENGUARD Gold Certified
Is it GREENGUARD Gold certified?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates compliance with low chemical emissions.
When it comes to GREENGUARD Gold Certified,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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GREENGUARD Gold Certified on Sleep Number c4
◉ and help others decide!
Sleep Number c4
OEKO-TEX Certified
Is it OEKO-TEX certified?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Ensures textiles are free from harmful substances.
When it comes to OEKO-TEX Certified,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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OEKO-TEX Certified on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Formaldehyde Free
Is the mattress formaldehyde free?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if product is free from formaldehyde chemicals.
When it comes to Formaldehyde Free,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
45 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Formaldehyde Free on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Chemical-Free Fire Barrier
Does it use a chemical-free fire barrier?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Fire safety protection without chemical sprays.
When it comes to Chemical-Free Fire Barrier,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
46 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Chemical-Free Fire Barrier on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Low VOC Emission
Does it have low VOC emission?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Ensures mattress has low volatile organic compound emissions.
When it comes to Low VOC Emission,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
45 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Low VOC Emission on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Allergy-Friendly
Is it allergy-friendly?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Mattress is suitable for people with allergies.
When it comes to Allergy-Friendly,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Allergy-Friendly on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Anti-Dust Mite Treatment
Does it have anti-dust mite treatment?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Treated to resist dust mites.
When it comes to Anti-Dust Mite Treatment,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Anti-Dust Mite Treatment on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Asthma & Allergy Foundation Certification (AAFA)
Is it AAFA certified?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Confirms endorsement by AAFA for allergy safety.
When it comes to Asthma & Allergy Foundation Certification (AAFA),
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Asthma & Allergy Foundation Certification (AAFA) on Sleep Number c4
◉ and help others decide!
Temperature & Climate
8
Sleep Number c4
Cooling Gel Infusion
Does it have cooling gel infusion?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if cooling gel is infused in foam layers.
When it comes to Cooling Gel Infusion,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
43 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Cooling Gel Infusion on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Phase Change Material
Does it use phase change materials?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress uses phase-change materials for temperature control.
When it comes to Phase Change Material,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Phase Change Material on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Breathable Cover
Does it have a breathable cover?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if the outer cover allows airflow.
When it comes to Breathable Cover,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
47 score
measurement.
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Breathable Cover on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Moisture-Wicking Fabric
Does it use moisture-wicking fabric?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Ensures cover or material draws away sweat and moisture.
When it comes to Moisture-Wicking Fabric,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Moisture-Wicking Fabric on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Heat Dissipation Rating
What is the heat dissipation rating?
0
Sleep Number c4
0
Votes
Good
40
Mattresses in this range
Good
Rates how well mattress disperses heat.
When it comes to Heat Dissipation Rating,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
40 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Heat Dissipation Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Climate Adaptability
Is it climate adaptable?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress adapts to various climates.
When it comes to Climate Adaptability,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
44 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Climate Adaptability on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Seasonal Use Design
Does it have a seasonal use design?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Mattress is designed with seasonal dual sides for hot and cold weather.
When it comes to Seasonal Use Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
43 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Seasonal Use Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Airflow Channel Design
Does it feature airflow channels?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Includes built-in airflow channels for ventilation.
When it comes to Airflow Channel Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
45 score
measurement.
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Airflow Channel Design on Sleep Number c4
◉ and help others decide!
Seating & Capacity
8
Sleep Number c4
Seating Capacity
What is the seating capacity?
0
Sleep Number c4
0
Votes
2 adults
38
Mattresses in this range
2 adults
Maximum number of people the mattress is designed to seat or sleep.
When it comes to Seating Capacity,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
38 score
measurement.
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Seating Capacity on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Maximum Weight Capacity
What is the maximum weight capacity?
400
lbs
0Votes
479.23
lbs (Average)
Maximum supported body weight.
When it comes to Maximum Weight Capacity,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
79.2 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
Maximum Weight Capacity on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Couple Friendly Design
Is it couple friendly?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress minimizes motion transfer and supports two sleepers.
When it comes to Couple Friendly Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
45 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Couple Friendly Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Edge Sitting Comfort Rating
What is the edge sitting comfort rating?
0
Sleep Number c4
0
Votes
Good
41
Mattresses in this range
Good
Rates how comfortable and stable the edge feels when sitting.
When it comes to Edge Sitting Comfort Rating,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
41 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Edge Sitting Comfort Rating on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Bunk Bed Compatibility
Is it compatible with bunk beds?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress is safe to use on bunk beds.
When it comes to Bunk Bed Compatibility,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Bunk Bed Compatibility on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Child / Toddler Suitability
Is it suitable for children or toddlers?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if the mattress is safe for children or toddlers.
When it comes to Child / Toddler Suitability,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Child / Toddler Suitability on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Pet Friendly Design
Is it pet friendly?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress surface resists pet scratches and fur.
When it comes to Pet Friendly Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
43 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Pet Friendly Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Heavy Sleeper Support
Does it support heavy sleepers?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if the mattress provides extra support for heavier individuals.
When it comes to Heavy Sleeper Support,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Heavy Sleeper Support on Sleep Number c4
◉ and help others decide!
Travel & Portability
7
Sleep Number c4
Quick Expansion Time After Unboxing
What is the quick expansion time?
24
hrs
0Votes
23.79
hrs (Average)
Time needed for mattress to reach full shape after opening.
When it comes to Quick Expansion Time After Unboxing,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
0.2 hrs
measurement.
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Quick Expansion Time After Unboxing on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Roll Pack / Bed-in-Box Design
Is it a roll pack or bed-in-box design?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if the mattress is compressed and rolled into a box for shipping.
When it comes to Roll Pack / Bed-in-Box Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Roll Pack / Bed-in-Box Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Easy Transport Handles
Does it have transport handles?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress includes sewn-in handles for moving.
When it comes to Easy Transport Handles,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Easy Transport Handles on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Foldable Design
Is it foldable?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress can be folded for storage or portability.
When it comes to Foldable Design,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Foldable Design on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Vacuum-Sealed Packaging
Does it use vacuum-sealed packaging?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Describes whether mattress is vacuum sealed for delivery.
When it comes to Vacuum-Sealed Packaging,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Vacuum-Sealed Packaging on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Storage Bag
Is a storage bag included?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress comes with a bag for storage or moving.
When it comes to Storage Bag,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Storage Bag on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Re-Rollable for Storage/Move
Can it be re-rolled for storage or moving?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress can be re-rolled for easier moving or storage.
When it comes to Re-Rollable for Storage/Move,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
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Re-Rollable for Storage/Move on Sleep Number c4
◉ and help others decide!
Technology & Smart Features
8
Sleep Number c4
Smart Sensor Connectivity
Does it connect with smart sensors?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Sleep Number c4
The smart sensors in the mattress allow it to communicate with the SleepIQ app, providing insights into your sleep quality and giving you personalized recommendations for better rest.
Shows if mattress can connect with external smart sensors.
When it comes to Smart Sensor Connectivity,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
39 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Smart Sensor Connectivity on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Sleep Tracking Integration
Does it integrate with sleep tracking?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress integrates with sleep tracking systems.
When it comes to Sleep Tracking Integration,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
40 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Sleep Tracking Integration on Sleep Number c4
◉ and help others decide!
Sleep Number c4
App Connectivity
Does it have app connectivity?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress has an app for customization or tracking.
When it comes to App Connectivity,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
39 score
measurement.
Don’t keep it to yourself — be the first to react and review the
App Connectivity on Sleep Number c4
◉ and help others decide!
Sleep Number c4
USB Charging Port
Does it have USB charging ports?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress includes built-in USB charging ports.
When it comes to USB Charging Port,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
USB Charging Port on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Wireless Control
Does it have wireless control?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if features can be controlled wirelessly.
When it comes to Wireless Control,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
39 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Wireless Control on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Smart Home Compatibility
Is it smart home compatible?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if mattress works with Alexa, Google Home, etc.
When it comes to Smart Home Compatibility,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
39 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Smart Home Compatibility on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Integrated Heating or Cooling Control
Does it have integrated heating or cooling?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates built-in heating or cooling control.
When it comes to Integrated Heating or Cooling Control,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Integrated Heating or Cooling Control on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Anti-Snore Position Integration
Does it have anti-snore position integration?
Yes
0Votes
Sleep Number c4
Yes
Mattresses in this range
Works with adjustable bases or sensors to reduce snoring.
When it comes to Anti-Snore Position Integration,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
, delivering
equal
39 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Anti-Snore Position Integration on Sleep Number c4
◉ and help others decide!
Environmental & Sustainability
7
Sleep Number c4
Recyclable Materials
Does it use recyclable materials?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if mattress materials can be recycled.
When it comes to Recyclable Materials,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Recyclable Materials on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Sustainable Sourcing
Is it sustainably sourced?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if materials come from responsibly managed sources.
When it comes to Sustainable Sourcing,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Sustainable Sourcing on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Carbon Neutral Production
Is it carbon neutral in production?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if manufacturer offsets or eliminates carbon emissions.
When it comes to Carbon Neutral Production,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Carbon Neutral Production on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Biodegradable Components
Does it include biodegradable components?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if components naturally break down after disposal.
When it comes to Biodegradable Components,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Biodegradable Components on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Renewable Energy Manufacturing
Is it manufactured with renewable energy?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Indicates if renewable energy is used in production.
When it comes to Renewable Energy Manufacturing,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Renewable Energy Manufacturing on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Take-Back / Recycling Program
Does it have a take-back program?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Shows if brand offers a recycling or buy-back program.
When it comes to Take-Back / Recycling Program,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Take-Back / Recycling Program on Sleep Number c4
◉ and help others decide!
Sleep Number c4
Plastic-Free Packaging
Does it use plastic-free packaging?
No
0Votes
Sleep Number c4
Yes
Mattresses in this range
Confirms if packaging avoids single-use plastics.
When it comes to Plastic-Free Packaging,
Sleep Number c4 ◉ is
worse than
Mattress in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Plastic-Free Packaging on Sleep Number c4
◉ and help others decide!
Surveys
Because hot takes deserve votes.
Sleep Number c4
Comfort Level
How comfortable is this mattress for everyday use?
Super comfy — Feels like sleeping on a cloud
0Votes
Pretty comfortable — Good for most sleep positions
0Votes
Decent comfort — Works for short naps
0Votes
A bit too firm — Not very cozy
0Votes
Hard and uncomfortable — Feels stiff all night
0Votes
Sleep Number c4
Durability
How long does this mattress last before showing wear and tear?
Extremely durable — Over 12 years
0Votes
Long lasting — 9 to 12 years
0Votes
Good durability — 6 to 8 years
0Votes
Moderate lifespan — 3 to 5 years
0Votes
Very short lifespan — Less than 3 years
0Votes
Sleep Number c4
Firmness
How firm does this mattress feel when lying down?
Extra firm — Very rigid and supportive
0Votes
Firm — Strong support with little sink
0Votes
Medium — Balanced support and softness
0Votes
Soft — Gently cushioned
0Votes
Ultra soft — Sinks in deeply
0Votes
Sleep Number c4
Motion Isolation
How well does this mattress reduce movement transfer at night?
Excellent — Barely feel any motion
0Votes
Good — Only strong shifts are felt
0Votes
Decent — Minor movements are felt
0Votes
Somewhat poor — Frequent disturbance
0Votes
Very poor — Every movement is noticeable
0Votes
Sleep Number c4
Thickness
How thick is this mattress in height?
Extra thick — Over 15 inches
0Votes
Thick — 13 to 15 inches
0Votes
Medium — 10 to 12 inches
0Votes
Thin — 6 to 9 inches
0Votes
Very thin — Less than 6 inches
0Votes
Sleep Number c4
Temperature Regulation
How well does this mattress stay cool at night?
Very cool — Always stays fresh
0Votes
Cool — Feels comfortable most nights
0Votes
Average — Neutral temperature
0Votes
Somewhat warm — Gets a little stuffy
0Votes
Very hot — Traps a lot of heat
0Votes
Sleep Number c4
Ease of Setup
How easy was it to set up this mattress at home?
Super simple — Done in no time
0Votes
Pretty easy — Quick setup without stress
0Votes
Manageable — Took some effort but fine
0Votes
A bit difficult — Needed extra help
0Votes
A total hassle — Took forever to set up
0Votes
Sleep Number c4
Design Appeal
How attractive does this mattress look in a bedroom?
Beautiful design — Looks high-end
0Votes
Stylish — Adds to the room look
0Votes
Decent — Matches most rooms
0Votes
Okay — Nothing special
0Votes
Plain and boring — Looks cheap
0Votes
Sleep Number c4
Pricing
How would you rate the price of this mattress?
Great value for money
0Votes
Pretty good price
0Votes
Fair deal
0Votes
Kinda pricey
0Votes
Crazy expensive
0Votes
Sleep Number c4
Edge Support Strength
How sturdy are the edges of this mattress when sitting or lying near the side?
Excellent edge strength — No sinking at all
0Votes
Strong edge support — Slight compression only
0Votes
Moderate edge support — Noticeable sinking
0Votes
Weak edge support — Feels unstable at sides
0Votes
Supermod
Moderator
