Side-by-side mattress testing · 144+ comparisons published
Updated September 2026
Category
Leesa Original
Casper Original
Comfort
Not lab tested
Not lab tested
Support
Not lab tested
Not lab tested
Cooling
Not lab tested
Not lab tested
Edge Support
Not lab tested
Not lab tested
Motion Isolation
Not lab tested
Not lab tested
Durability
Not lab tested
Not lab tested
Value
8.9/10
8.8/10
Blank cells mean that model has not completed our instrumented lab protocol, so we publish no measured score for it. We never estimate a number we have not recorded.
Quick Specs Comparison
Spec
Leesa Original
Casper Original
Price (Queen)
$849
$995
Type
All-Foam
All-Foam
Firmness
5.5/10
5.5/10
Height
10 inches
11 inches
Trial
100 nights
100 nights
Warranty
10 years
10 years
Shipping
Free shipping
Free shipping & returns
Manufacturer Specs Compared
Figures each brand publishes on its own product page. Values a brand does not publish show as "Not published".
| Spec | Leesa Original | Casper Original |
|---|---|---|
| Profile height | Not published | 11" |
| Layers published | Not published | 3 |
| Cover material | Not published | Not published |
| Coil count | Not published | Not published |
| Coil gauge | Not published | Not published |
| Zoning | Not published | Not published |
| Foam density | Not published | Not published |
| Fire barrier | Not published | Not published |
| Certifications | Not published | Not published |
| Made in | Not published | Not published |
| Queen dimensions | Not published | 60" W x 80" L x 11" H |
| Queen weight | Not published | 76 lbs |
Sources: Casper official page
Key Advantages
Why Choose Leesa Original
- Social impact - one mattress donated per 10 sold
- Balanced medium feel
- Good pressure relief
Why Choose Casper Original
- Well-balanced medium feel suits most sleepers
- Zoned support for spinal alignment
- Excellent motion isolation