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  1. Home
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  3. Compare

Casper Cooling Select vs Silk & Snow Mattress

Which Mattress Is Better?

    Top
    Main Differences
    Design
      Style
    Performance
      FirmnessBody ConformitySupportBouncinessComfort Layers EnvelopmentResponsivenessMotion IsolationEdge SupportCooling
    Components
      CoverEdge ConstructionFoam Layer MaterialFoam Layer Mass DensityFoam Layer ThicknessSpring Layer DimensionsFoam Layer FirmnessSpring Layer FirmnessFoam Layer ResilienceSpring Layer Bounciness
    Comments

Products

Casper Cooling Select
Silk & Snow Mattress 
early access

Tested using Methodology v1.1

Updated Feb 03, 2026 09:06 PM

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Tested using Methodology v1.1

Updated Jan 20, 2026 08:36 PM

This review is in Early access

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Casper Cooling Select Picture
Silk & Snow Mattress Picture
Mattress Type
Foam
Bed-In-A-Box
Yes
Upper Comfort Foam @ LumbarPolyfoam
Firmness Level
Medium (42 Pa/mm)
Mattress Type
Locked
Bed-In-A-Box
Locked
Upper Comfort Foam @ LumbarLocked
Firmness Level
Locked
  1. Recommended in 1 article:
  2. Heavy People

Our Verdict

Casper Cooling Select

Silk & Snow Mattress

Full comparison details regarding individual product score sets can be found in the section below
0 

Variants

  • Cooling Select (Queen)
  • Mattress (Queen (Plush))

Review

See Casper Cooling Select Review
See Silk & Snow Mattress Review
0 
0 

Check Price

Queen
Cooling Select
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Queen (Plush)
Mattress
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Main Differences for
Side Sleeping

Threshold 

0.10

Side Sleeping 
 

7.4
0.0
No major differences between these mattresses for side sleeping. See full list of tests below.

Full Comparison

Design

Style 
 

Style Picture 
 

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Casper Cooling Select Style Picture
Silk & Snow Mattress Style Picture Sample

SAMPLE

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Mattress Type 
 

Foam
Locked

Bed-In-A-Box 
 

Yes
Locked

Quilted Top Layer 
 

No
Locked

Grab Handles 
 

No
Locked

Thickness  

30.0 cm (11.8")
Lock cm (Lock")
Show Text 
Performance

Firmness 
 

Head/Feet Firmness  

 Preview Graph
Casper Cooling Select Head/Feet Firmness
Silk & Snow Mattress Head/Feet Firmness Sample

SAMPLE

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Lumbar Firmness  

 Preview Graph
Casper Cooling Select Lumbar Firmness
Silk & Snow Mattress Lumbar Firmness Sample

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Firmness Video  

Silk & Snow Mattress Firmness Video Sample

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Normalized Stiffness @ Head/Feet 
 

38 Pa/mm
Lock Pa/mm

Normalized Stiffness @ Lumbar 
 

42 Pa/mm
Lock Pa/mm

Firmness Level 
 

Medium (42 Pa/mm)
Locked
Show Text 

Body Conformity 
 

7.5
N/A

Shoulder Indentation vs. Body Weight  

 Preview Graph
Casper Cooling Select Shoulder Indentation vs. Body Weight
Silk & Snow Mattress Shoulder Indentation vs. Body Weight Sample

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Indent @ 50 kg (110 lb) 
 

44 mm (1.7")
Lock mm (Lock")

Indent @ 80 kg (172 lb) 
 

72 mm (2.8")
Lock mm (Lock")

Indent @ 110 kg (242 lb) 
 

90 mm (3.5")
Lock mm (Lock")
Show Text 

Support 
 

7.5
N/A

Pelvis Indentation vs. Body Weight  

 Preview Graph
Casper Cooling Select Pelvis Indentation vs. Body Weight
Silk & Snow Mattress Pelvis Indentation vs. Body Weight Sample

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Indent Difference @ 50 kg (110 lb) 
 

16 mm (0.6")
Lock mm (Lock")

Indent Difference @ 80 kg (172 lb) 
 

19 mm (0.7")
Lock mm (Lock")

Indent Difference @ 110 kg (242 lb) 
 

16 mm (0.6")
Lock mm (Lock")
Show Text 

Bounciness 
 

6.3
N/A

Bounciness Video  

Silk & Snow Mattress Bounciness Video Sample

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Maximum Rebound Height 
 

9.0 cm (3.5")
Lock cm (Lock")
Show Text 

Comfort Layers Envelopment 
 

6.6
N/A

Sinking & Contouring Picture 
 

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Casper Cooling Select Sinking & Contouring Picture
Silk & Snow Mattress Sinking & Contouring Picture Sample

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Sinking Depth 
 

4.2 cm (1.6")
Lock cm (Lock")

Diameter Of Distortion 
 

27.4 cm (10.8")
Lock cm (Lock")
Show Text 

Responsiveness 
 

8.8
N/A

Responsiveness Video  

Silk & Snow Mattress Responsiveness Video Sample

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Response Time 
 

0.6 s
Lock s
Show Text 

Motion Isolation 
 

8.6
N/A

Motion Isolation Video  

Silk & Snow Mattress Motion Isolation Video Sample

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Head/Feet Motion Isolation  

 Preview Graph
Casper Cooling Select Head/Feet Motion Isolation
Silk & Snow Mattress Head/Feet Motion Isolation Sample

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Lumbar Motion Isolation  

 Preview Graph
Casper Cooling Select Lumbar Motion Isolation
Silk & Snow Mattress Lumbar Motion Isolation Sample

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Peak Acceleration @ Head/Feet 
 

0.34 g
Lock g

Dissipation Time @ Head/Feet 
 

0.20 s
Lock s

Peak Acceleration @ Lumbar 
 

3.42 g
Lock g

Dissipation Time @ Lumbar 
 

0.19 s
Lock s
Show Text 

Edge Support 
 

7.7
N/A

Naturalistic Loading Pad Video  

Silk & Snow Mattress Naturalistic Loading Pad Video Sample

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Naturalistic Loading Pad  

 Preview Graph
Casper Cooling Select Naturalistic Loading Pad
Silk & Snow Mattress Naturalistic Loading Pad Sample

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Small Platen  

 Preview Graph
Casper Cooling Select Small Platen
Silk & Snow Mattress Small Platen Sample

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Naturalistic Loading Pad Indentation 
 

143 mm
Lock mm

Small Platen Indentation @ 0 mm From Edge 
 

170 mm
Lock mm

Small Platen Indentation @ 150 mm From Edge 
 

147 mm
Lock mm

Increased Indentation @ Mattress Edge 
 

23 mm
Lock mm
Show Text 

Cooling 
 

7.9
N/A

Cooling Graph  

 Preview Graph
Casper Cooling Select Cooling Graph
Silk & Snow Mattress Cooling Graph Sample

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Energy Transferred Over 1st Hour 
 

63 kJ
Lock kJ

Energy Transferred Over 8 Hours 
 

165 kJ
Lock kJ
Show Text 
Components

Cover 
 

Cover Picture 
 

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Casper Cooling Select Cover Picture
Silk & Snow Mattress Cover Picture Sample

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Sleeping Surface Material 
 

Polyester, Polyethylene, Spandex
Locked

Removable 
 

No
Locked

Machine Washable 
 

No
Locked
Show Text 

Edge Construction 
 

Edge Support Picture 
 

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Casper Cooling Select Edge Support Picture
Silk & Snow Mattress Edge Support Picture Sample

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Edge Component 
 

Locked
Show Text 

Foam Layer Material 
 

Foam Layer Material Picture 
 

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Casper Cooling Select Foam Layer Material Picture
Silk & Snow Mattress Foam Layer Material Picture Sample

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Quilted Top Fill  

N/A
N/A

Upper Comfort Foam @ Head/Feet  

Polyfoam
Locked

Upper Comfort Foam @ Lumbar  

Polyfoam
Locked

Lower Comfort Foam @ Head/Feet  

Memory Foam
N/A

Lower Comfort Foam @ Lumbar  

Memory Foam
N/A

Transition Foam  

Polyfoam
Locked

Support Foam  

Polyfoam
Locked
Show Text 

Foam Layer Mass Density 
 

6.7
N/A

Quilted Top Fill  

N/A
N/A

Quilted Top Fill Foam Density vs. Reference 
 

N/A
N/A

Upper Comfort Foam @ Head/Feet  

43 kg/m³ (2.7 lb/cu.ft.)
Lock kg/m³ (Lock lb/cu.ft.)

Upper Comfort Foam @ Head/Feet Density vs. Reference 
 

1.8
Lock

Upper Comfort Foam @ Lumbar  

43 kg/m³ (2.7 lb/cu.ft.)
Lock kg/m³ (Lock lb/cu.ft.)

Upper Comfort Foam @ Lumbar Density vs. Reference 
 

1.8
Lock

Lower Comfort Foam @ Head/Feet  

41 kg/m³ (2.5 lb/cu.ft.)
N/A

Lower Comfort Foam @ Head/Feet Density vs. Reference 
 

0.6
N/A

Lower Comfort Foam @ Lumbar  

41 kg/m³ (2.6 lb/cu.ft.)
N/A

Lower Comfort Foam @ Lumbar Density vs. Reference 
 

0.6
N/A

Transition Foam  

28 kg/m³ (1.7 lb/cu.ft.)
Lock kg/m³ (Lock lb/cu.ft.)

Transition Foam Density vs. Reference 
 

0.9
Lock

Support Foam  

29 kg/m³ (1.8 lb/cu.ft.)
Lock kg/m³ (Lock lb/cu.ft.)

Support Foam Density vs Reference 
 

0.9
Lock
Show Text 

Foam Layer Thickness 
 

Foam Layer Thickness Picture 
 

Compare High-Res
Casper Cooling Select Foam Layer Thickness Picture
Silk & Snow Mattress Foam Layer Thickness Picture Sample

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Quilted Top 
 

N/A
N/A

Upper Comfort Foam @ Head/Feet  

3.8 cm (1.5")
Lock cm (Lock")

Upper Comfort Foam @ Lumbar  

3.8 cm (1.5")
Lock cm (Lock")

Lower Comfort Foam @ Head/Feet  

3.8 cm (1.5")
N/A

Lower Comfort Foam @ Lumbar  

3.8 cm (1.5")
N/A

Transition Foam  

3.5 cm (1.4")
Lock cm (Lock")

Support Foam  

19.0 cm (7.5")
Lock cm (Lock")
Show Text 

Spring Layer Dimensions 
 

Spring Layer Height Picture 
 

Compare High-Res
Casper Cooling Select Spring Layer Height Picture
Silk & Snow Mattress Spring Layer Height Picture Sample

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Spring Layer Density Picture 
 

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Casper Cooling Select Spring Layer Density Picture
Silk & Snow Mattress Spring Layer Density Picture Sample

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Comfort Layer Height 
 

N/A
N/A

Comfort Layer Coil Density 
 

N/A
N/A

Comfort Layer Coil Gauge 
 

N/A
N/A

Support Layer Height 
 

N/A
N/A

Support Layer Coil Density 
 

N/A
N/A

Support Layer Coil Gauge @ Head/Feet 
 

N/A
N/A

Support Layer Coil Gauge @ Lumbar 
 

N/A
N/A

Foam Layer Firmness 
 

Comfort Layer IPD  

 Preview Graph
Casper Cooling Select Comfort Layer IPD
Silk & Snow Mattress Comfort Layer IPD Sample

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Transition & Support Layer IPD  

 Preview Graph
Casper Cooling Select Transition & Support Layer IPD
Silk & Snow Mattress Transition & Support Layer IPD Sample

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Quilted Top Fill 25% IPD 
 

N/A
N/A

Upper Comfort Foam @ Head/Feet 25% IPD 
 

2.6 kPa
Lock kPa

Upper Comfort Foam @ Lumbar 25% IPD 
 

2.6 kPa
Lock kPa

Lower Comfort Foam @ Head/Feet 25% IPD 
 

2.0 kPa
N/A

Lower Comfort Foam @ Lumbar 25% IPD 
 

2.0 kPa
N/A

Transition Foam 25% IPD 
 

1.4 kPa
Lock kPa

Support Foam 25% IPD 
 

4.0 kPa
Lock kPa
Show Text 

Spring Layer Firmness 
 

Comfort Layer Firmness  

Casper Cooling Select Comfort Layer Firmness
Silk & Snow Mattress Comfort Layer Firmness Sample

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Support Layer Firmness  

Casper Cooling Select Support Layer Firmness
Silk & Snow Mattress Support Layer Firmness Sample

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Spring Layer Firmness  

Silk & Snow Mattress Spring Layer Firmness Sample

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Normalized Comfort Layer Stiffness @ Head/Feet 
 

N/A
N/A

Normalized Comfort Layer Stiffness @ Lumbar 
 

N/A
N/A

Normalized Support Layer Stiffness @ Head/Feet 
 

N/A
N/A

Normalized Support Layer Stiffness @ Lumbar 
 

N/A
N/A

Foam Layer Resilience 
 

Foam Layer Resilience Video  

Silk & Snow Mattress Foam Layer Resilience Video Sample

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Quilted Top Fill  

N/A
N/A

Upper Comfort Foam @ Head/Feet  

23%
Lock%

Upper Comfort Foam @ Lumbar  

23%
Lock%

Lower Comfort Foam @ Head/Feet  

4%
N/A

Lower Comfort Foam @ Lumbar  

4%
N/A

Transition Foam  

43%
Lock%

Support Foam  

45%
Lock%
Show Text 

Spring Layer Bounciness 
 

Comfort Spring Layer Bounciness Video  

Silk & Snow Mattress Comfort Spring Layer Bounciness Video Sample

SAMPLE

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Support Spring Layer Bounciness Video  

Silk & Snow Mattress Support Spring Layer Bounciness Video Sample

SAMPLE

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Comfort Spring Layer Maximum Rebound Height 
 

N/A
N/A

Support Spring Layer Maximum Rebound Height 
 

N/A
N/A

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Queen
Cooling Select
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Queen (Plush)
Mattress
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Casper Cooling Select

Silk & Snow Mattress

Comments

  1. Comparison
 • Posted 7 hours ago

Casper Cooling Select vs Silk & Snow Mattress: Main Discussion

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