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Checked Oct 18, 2026, 10:10 AM ET
Cheapest Full Foam Mattress
We compared the full size of 14 foam mattresses from 5 brands. The cheapest in stock right now is the Original Green Tea Memory Foam Mattress at $325.
| # | Mattress | Full price | Stock | |
|---|---|---|---|---|
| 1 | Original Green Tea Memory Foam Mattress Zinus · Foam mattress | $325 | ✅ In stock | Check ↗ |
| 2 | Balanced Comfort Core Memory Foam Mattress Zinus · Foam mattress | $599 | ✅ In stock | Check ↗ |
| 3 | Balanced Comfort Signature Memory Foam Mattress Zinus · Foam mattress | $649 | ✅ In stock | Check ↗ |
| 4 | Balanced Comfort Luxe Memory Foam Mattress Zinus · Foam mattress | $749 | ✅ In stock | Check ↗ |
| 5 | Puffin Kids Bed Nest Bedding · Foam mattress | $805 | ✅ In stock | Check ↗ |
| 6 | The Keetsa Cloud® Keetsa · Foam mattress | $1,140 | ✅ In stock | Check ↗ |
| 7 | The GravityLux Soft WinkBeds · Foam mattress | $1,499 | ✅ In stock | Check ↗ |
| 8 | The GravityLux Medium WinkBeds · Foam mattress | $1,499 | ✅ In stock | Check ↗ |
| 9 | The GravityLux Firm WinkBeds · Foam mattress | $1,499 | ✅ In stock | Check ↗ |
| 10 | The Keetsa Supreme Keetsa · Foam mattress | $1,640 | ✅ In stock | Check ↗ |
| 11 | Original Lull Mattress Lull · Foam mattress | $1,998 | ✅ In stock | Check ↗ |
| 12 | Starling Signature Contour Nest Bedding · Foam mattress · Medium | $2,321 | ✅ In stock | Check ↗ |
| 13 | Original Premium Mattress Lull · Foam mattress | $2,855 | ✅ In stock | Check ↗ |
| 14 | Ultra Cooling Green Tea Memory Foam Mattress Zinus · Foam mattress | $699 | ❌ Sold out | Check ↗ |
Store buttons go straight to the brand's own product page. No affiliate tags yet. Prices are the listed price on the brand's site at our last check (Oct 18, 2026, 10:10 AM ET); coupons at checkout can make it lower. Disclosure
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How we rank
Every row is the lowest listed Full price for that model on the brand's own site at our last check, including different firmness or cover options. In-stock models come first. Foam means no coil layer. Coupons at checkout and bundles aren't included, so the price you pay can be lower. Split-king "one side" prices are left out so you compare whole beds.