Specification and editorial comparison · lab measurements not available
Updated October 2026
Category
Casper Dream Max Hybrid
Serta iSeries NXG 2500 Hybrid
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
8.3/10
8.2/10
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
Casper Dream Max Hybrid
Serta iSeries NXG 2500 Hybrid
Type
Hybrid
Hybrid
Firmness
4.5/10
6/10
Height
14 inches
Varies by comfort level
Shipping
Free shipping & returns
Free shipping
Model specifications are catalog reference details, not instrumented measurements. Confirm the exact configuration and current seller terms.
Key Advantages
Why Choose Casper Dream Max Hybrid
- Deepest cushioning of any Casper hybrid
- Precise ergonomic zoning for spinal alignment
Why Choose Serta iSeries NXG 2500 Hybrid
- Deep Reaction gel foam adds noticeable cushioning over the 1500
- Medium feel works for the widest range of sleepers
- Zoned Q4 coils plus strong perimeter