Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Helix Dusk Luxe
Serta iSeries Hybrid
Comfort
8.8/10
8.8/10
Support
9/10
9/10
Cooling
8.5/10
8.7/10
Edge Support
8.5/10
9/10
Motion Isolation
8/10
8.6/10
Durability
8.5/10
8.9/10
Value
8.3/10
8.5/10
Quick Specs Comparison
Spec
Helix Dusk Luxe
Serta iSeries Hybrid
Price (Queen)
$1,374
$1,399
Type
Hybrid
Hybrid
Firmness
7/10
6/10
Height
13 inches
12 inches
Trial
100 nights
120 nights
Warranty
15 years
10 years
Shipping
Free shipping
Free shipping
Key Advantages
Why Choose Helix Dusk Luxe
- TENCEL™ cover is breathable and soft
- Zoned lumbar coils provide targeted support
- GlacioTex cooling cover eliminates heat buildup
Why Choose Serta iSeries Hybrid
- Trusted 90+ year brand
- Widely available in stores
- Good balance of comfort and support