Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Big Fig Mattress
Serta iSeries Hybrid
Comfort
8.9/10
8.8/10
Support
9.6/10
9/10
Cooling
9.2/10
8.7/10
Edge Support
9.5/10
9/10
Motion Isolation
8.5/10
8.6/10
Durability
9.7/10
8.9/10
Value
9/10
8.5/10
Quick Specs Comparison
Spec
Big Fig Mattress
Serta iSeries Hybrid
Price (Queen)
$1,499
$1,399
Type
Hybrid
Hybrid
Firmness
7/10
6/10
Height
13 inches
12 inches
Trial
120 nights
120 nights
Warranty
20 years
10 years
Shipping
Free shipping & foundation
Free shipping
Key Advantages
Why Choose Big Fig Mattress
- Designed for 300+ lb sleepers
- Exceptional edge support
- Extra-durable construction
Why Choose Serta iSeries Hybrid
- Trusted 90+ year brand
- Widely available in stores
- Good balance of comfort and support