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100-night trial20-year warrantyCertiPUR-US
Why we recommend it
- +Deepest pressure relief in the foam AS lineup
- +Active Flex adds lift so the soft feel does not collapse as easily
Memory Foam
Amerisleep AS5
By Amerisleep
Amerisleep's softest foam mattress, using a 14-inch build with Bio-Pur and Active Flex for plush pressure relief.
$1,849$2,349Queen
100-night trial
20-year warranty (20-year limited)
Height: 14"
Firmness: 3.5/10(Brand descriptor: soft / ultra-plush; editorially calibrated to 3.5/10.)
Construction: plant-based_memory_foam
CertiPUR-US
See Today's Price at Amerisleep →Affiliate link — we may earn a commission at no extra cost to you.
What's included
- ✓100-night sleep trial
- ✓20-year warranty
- ✓Free shipping & returns (most brands)
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Pricing by Size
| Size | MSRP | Sale Price | Action |
|---|---|---|---|
| Twin | $2,099 | $1,599 | View Current Offer |
| Twin XL | $2,149 | $1,649 | View Current Offer |
| Full | $2,299 | $1,799 | View Current Offer |
| Queen | $2,349 | $1,849 | View Current Offer |
7.8/10
SleepRankedEditor Score
Editor's Review
The Amerisleep AS5 is a solid memory foam choice with a few trade-offs — best suited for sleepers who prioritize temperature regulation.
Firmness Fit7.5
Cooling8.0
Motion Isolation9.0
Edge Support6.0
Value6.5
Editor score computed from verified specifications by the SleepRanked editorial team. 1 review.
Popular With
side sleeperspressure relief seekerslightweight sleeperscouples
Amerisleep Lineup: Good / Better / Best
Financing Options
Available through: Affirm, Klarna
Learn more about mattress financing →Certifications
CertiPUR-US
Where to Buy
Affiliate links — prices may vary by retailer. We recommend buying direct for the best trial and warranty terms.
Pros & Cons
Pros
- + Deepest pressure relief in the foam AS lineup
- + Active Flex adds lift so the soft feel does not collapse as easily
- + Strong motion isolation for couples
Cons
- - Soft feel is less aligned with strict stomach sleepers
- - All-Foam edges are less reinforced than AS5 Hybrid
- - Tall 14-inch profile may need deeper-pocket sheets
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Compare Amerisleep AS5 with Similar Mattresses
Side-by-side comparisons against the closest matches on type, firmness, and price tier.
- Amerisleep AS5 vs Saatva Loom & Leafsame memory foam build, similar price tier
- Amerisleep AS5 vs Amerisleep AS3same memory foam build, similar price tier
- Amerisleep AS5 vs Tuft & Needle Mintsame memory foam build
- Amerisleep AS5 vs Nectar Premier Coppersame memory foam build, similar price tier
- Amerisleep AS5 vs Serta iComfort Standard 12" Mediumsame memory foam build, similar price tier
