Both are quality mattresses with different strengths; Saatva offers more customization and a longer warranty, while Casper focuses on cooling and zoned support.
| Attribute | Saatva Classic Mattress | Casper Original Hybrid Mattress |
|---|---|---|
| Mattress Type | Innerspring (coil-on-coil, some classify as hybrid innerspring with memory foam) | Hybrid (foam and pocketed coils) |
| Firmness Level | Plush Soft (3/10), Luxury Firm (5-7/10, or 6/10), and Firm (8/10) | Medium-firm, around 6 out of 10. Some sources say 6.5 out of 10. |
| Thickness/Height | Available in 11.5 inches and 14.5 inches | 10.5 or 11 inches |
| Edge Support Quality | Generally excellent | Excellent, featuring a firm border to prevent sagging |
| Motion Isolation Performance | Not a strong point, responsive to movement | Moderate motion transfer. Some sources say low motion transfer. Individually wrapped coils help minimize motion transfer. |
| Cooling Technology & Breathability | Designed with breathability in mind, temperature neutral | AirScape™ technology with perforated foam for increased airflow. Hybrid design with coils also enhances airflow. |
| Warranty Length | Lifetime warranty | 10-year limited warranty |
| Trial Period Length | 365-night trial | 100 nights. A 30-night adjustment period is required before returns. |