Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Simmons Escape No. 6
Kluft Beyond Luxury Sublime
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
7/10
8/10
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
Simmons Escape No. 6
Kluft Beyond Luxury Sublime
Price (Queen)
$6,999
$8,999
Type
Innerspring
Hand-Tufted Luxury Hybrid
Firmness
4.5/10
5/10
Height
16"
15 inches
Trial
Varies by retailer
Retailer-dependent; Bloomingdale's typically offers returns within 30 days
Warranty
10-year limited
10-year non-prorated
Shipping
White glove delivery
White-glove delivery through retailers
Key Advantages
Why Choose Simmons Escape No. 6
- Genuine plush feel without an all-foam build
- Pillow top adds real depth for side sleepers
- Natural materials — cashmere, cotton, TENCEL, latex
Why Choose Kluft Beyond Luxury Sublime
- Plushest feel in the ultra-luxury tier — genuine grand-hotel sink
- Hand-tufted cashmere cover with wool, horsetail and latex comfort layers
- Micro-coil over pocket-coil support keeps the plush surface from bottoming out