Side-by-side mattress testing · 144+ comparisons published
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
Manufacturer Specs Compared
Figures each brand publishes on its own product page. Values a brand does not publish show as "Not published".
| Spec | Casper | Leesa |
|---|---|---|
| Profile height | 11" | Not published |
| Layers published | 3 | Not published |
| 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 | 60" W x 80" L x 11" H | Not published |
| Queen weight | 76 lbs | Not published |
Sources: Casper official page
Key Advantages
Why Choose Casper
- Zoned support system provides targeted comfort
- AirScape foam for improved breathability
- In-store testing widely available
Why Choose Leesa
- $200 cheaper at Queen size
- Social impact — donates mattresses for every 10 sold
- LSA200 foam for balanced pressure relief
In-Depth Analysis
Casper and Leesa are two of the original bed-in-a-box brands, both offering all-foam mattresses with medium firmness levels. The similarities are striking: both target combination sleepers, both use zoned or layered foam designs, and both are priced in the $850-$1,000 range.
Casper's zoned support system creates distinct firmness regions — softer at the shoulders and firmer under the hips. This intentional zoning helps maintain spinal alignment when switching between side and back sleeping. Leesa's LSA200 foam is more uniformly medium without pronounced zones.
Leesa's social mission (one mattress donated for every 10 sold) and B-Corp certification differentiate it on values. If buying with purpose matters to you, Leesa's impact is tangible and verified. Casper offers no comparable social commitment.
From a pure performance standpoint, these are remarkably similar mattresses. Casper has a slight edge in responsiveness and in-store testability. Leesa wins on social impact and eco-credentials. The decision often comes down to personal values rather than sleep performance differences.
Our Verdict
Casper edges ahead on zoned comfort and retail availability. Leesa wins on social mission and eco-credentials. For pure sleep performance, the difference is minimal — let your values guide you.
Buying Advice
Choose Casper if you want to test in-store or prefer zoned support for combination sleeping
Choose Leesa if social impact and environmental responsibility factor into your purchase decisions
Both are solid mid-range foam mattresses — upgrade to a hybrid from either brand for better cooling and edge support