Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
King Koil PureBliss
Birch Natural Mattress
Comfort
8.9/10
8.9/10
Support
9/10
9/10
Cooling
9.1/10
9.1/10
Edge Support
8.5/10
8.6/10
Motion Isolation
7.9/10
8.3/10
Durability
9.2/10
9.1/10
Value
8.6/10
8.8/10
Quick Specs Comparison
Spec
King Koil PureBliss
Birch Natural Mattress
Price (Queen)
$1,899
$1,249
Type
Latex Hybrid
Latex Hybrid
Firmness
6.5/10
6.5/10
Height
13 inches
11 inches
Trial
120 nights
100 nights
Warranty
10 years
25 years
Shipping
Free shipping through most dealers
Free shipping
Key Advantages
Why Choose King Koil PureBliss
- Talalay latex sleeps cool naturally — no gel or PCM required
- Buoyant, responsive surface that is easy to move on
- TriZone layout adds real lumbar support
Why Choose Birch Natural Mattress
- GREENGUARD Gold certified
- Natural Talalay latex
- Organic wool and cotton