Side-by-side mattress testing · 144+ comparisons published
Updated May 2026
Category
Coop Original
Purple Harmony
Comfort
9/10
8.8/10
Support
8.8/10
9/10
Cooling
8/10
9.2/10
Adjustability
9.5/10
5/10
Durability
8.5/10
8.8/10
Value
9/10
7/10
Quick Specs Comparison
Spec
Coop Original
Purple Harmony
Price
$72
$159
Fill
Shredded Memory Foam
GelFlex Grid + Talalay Latex
Adjustable Loft
Yes — add/remove fill
No — fixed loft
Cooling
Bamboo-derived cover
Grid ventilation channels
Trial
100 nights
100 nights
Warranty
5 years
1 year
Key Advantages
Why Choose Coop Original
- Fully adjustable loft — add or remove fill to customize
- $87 cheaper and better overall value
- 5-year warranty vs 1 year
Why Choose Purple Harmony
- GelFlex Grid sleeps noticeably cooler
- No-pressure cradling with instant response
- Maintains shape without fluffing