Polysleep Luna vs The Purple Mattress
These two are close substitutes on paper — the spec table below shows where they differ. Every number below comes from published teardowns and spec sheets (see our methodology); prices are queen-size, refreshed 2026-09-04.
Polysleep Luna vs The Purple Mattress: full spec table
| Spec | Polysleep Luna | The Purple Mattress |
|---|---|---|
| Type | Foam | Foam |
| Firmness | 6/10 | 6/10 |
| Height | 12" | 9.25" |
| Queen price | $1,375 | $1,280 |
| Price range (all sizes) | $1,045–$1,595 | $880–$1,760 |
| Foam densities (lb/ft³, top → bottom) | 3.0 / 1.8 / 1.8 | 1.8 / 2.0 |
| Coil gauge | — | — |
| Coil count (queen) | — | — |
| Cooling | 5/10 | 6/10 |
| Motion isolation | 7/10 | 7/10 |
| Edge support | 5/10 | 5/10 |
| Pressure relief | 8/10 | 8/10 |
| Support | 6/10 | 6/10 |
| Natural materials | 2/10 | 3/10 |
| Notable features | Antimicrobial foam surface, Ventilated comfort foam, Medium-firm all-foam feel, Canadian-made value | GelFlex Grid comfort layer, Temperature-neutral grid, Responsive pressure relief |
| Spec source | NapLab | Sleep Foundation |
Key differences
- On the published specs these two are close substitutes — similar firmness, price, and construction. Decide on current price, trial length, and returns policy.
Who the Polysleep Luna is for
The Polysleep Luna has a medium feel that works for many side and back sleepers, and for combination sleepers who switch positions.
- Excellent pressure relief at the shoulders and hips
Who the The Purple Mattress is for
The The Purple Mattress has a medium feel that works for many side and back sleepers, and for combination sleepers who switch positions.
- Excellent pressure relief at the shoulders and hips
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Frequently asked questions
Which is firmer, the Polysleep Luna or the The Purple Mattress?
They rate the same: both are a 6/10 on the firmness scale, a medium feel that works for many side and back sleepers, and for combination sleepers who switch positions.
Which is cheaper, the Polysleep Luna or the The Purple Mattress?
The The Purple Mattress is cheaper in a queen: $1,280 versus $1,375, as of 2026-09-04.
What is the main construction difference between the Polysleep Luna and the The Purple Mattress?
Both are foam builds with similar published specs — the differences come down to feel and price rather than construction. The full layer-by-layer comparison is in the table above.
See how both stack up against every bed we track in the full comparison matrix, or dig into the complete specs for the Polysleep Luna and the The Purple Mattress.