Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Nolah Signature 12
Casper Cloud One
Comfort
9.1/10
9/10
Support
8.5/10
8.6/10
Cooling
8.6/10
8.3/10
Edge Support
7.8/10
8/10
Motion Isolation
9.3/10
9.4/10
Durability
8.7/10
8.6/10
Value
9.3/10
8.7/10
Quick Specs Comparison
Spec
Nolah Signature 12
Casper Cloud One
Price (Queen)
$1,169
$1,099
Type
Memory Foam Alternative
All-Foam
Firmness
4/10
4.5/10
Height
12 inches
11 inches
Trial
120 nights
100 nights
Warranty
Limited lifetime
10 years
Shipping
Free shipping and free returns in the contiguous US
Free shipping & returns
Key Advantages
Why Choose Nolah Signature 12
- AirFoam gives memory-foam-grade pressure relief at the shoulder and hip without the heat retention
- Tri-Zone construction is softer at the shoulders and firmer at the lumbar, which is exactly what side sleepers need
- Near-best-in-class motion isolation — excellent for couples
Why Choose Casper Cloud One
- Medium-soft 4.5/10 feel that cushions shoulders
- Keeps the zoned lumbar support of The One
- Excellent motion isolation