Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Spa Sensations Serenity 8" Memory Foam
Lucid 10-Inch Memory Foam
Comfort
7.5/10
8.3/10
Support
7/10
8/10
Cooling
6.8/10
7.5/10
Edge Support
5.5/10
7.2/10
Motion Isolation
8.5/10
8.8/10
Durability
6.8/10
7.8/10
Value
9.5/10
9.6/10
Quick Specs Comparison
Spec
Spa Sensations Serenity 8" Memory Foam
Lucid 10-Inch Memory Foam
Price (Queen)
$180
$249
Type
Memory Foam
Memory Foam
Firmness
5.5/10
5.5/10
Height
8 inches
10 inches
Trial
90 days (Walmart)
30 days
Warranty
10 years
10 years
Shipping
Free shipping
Free Amazon Prime shipping
Key Advantages
Why Choose Spa Sensations Serenity 8" Memory Foam
- Incredibly affordable — $180 for a queen
- Over 27,000 reviews with 4.4-star average
- Green tea and charcoal infused for freshness
Why Choose Lucid 10-Inch Memory Foam
- Under $250 for a Queen
- Over 45,000 Amazon reviews
- Gel-infused memory foam cooling