Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Technogel Estasi 3.0
King Koil FLOWT
Comfort
9/10
9/10
Support
9.5/10
8.9/10
Cooling
9.6/10
9.5/10
Edge Support
9.2/10
8.6/10
Motion Isolation
9.1/10
8.8/10
Durability
9.4/10
8.9/10
Value
8.3/10
7.8/10
Quick Specs Comparison
Spec
Technogel Estasi 3.0
King Koil FLOWT
Price (Queen)
$3,399
$2,999
Type
Gel Hybrid
Luxury Hybrid
Firmness
7/10
6/10
Height
10 inches
14 inches
Trial
90 nights
120 nights
Warranty
10 years
10 years
Shipping
Free white glove delivery
Free white glove delivery on most orders
Key Advantages
Why Choose Technogel Estasi 3.0
- Patented water-based gel technology
- Exceptional cooling performance
- Firm, supportive feel without sacrificing comfort
Why Choose King Koil FLOWT
- Spiral coil system keeps lateral airflow open — excellent heat dissipation
- Cooling gel comfort layers stay neutral through the night
- Responsive medium feel suits combination sleepers