Nolah Evolution 15 (Firm) vs Plank Firm Luxe
The Nolah Evolution 15 (Firm) is $118 cheaper in a queen; the table below shows what the price gap buys. Every number below comes from published teardowns and spec sheets (see our methodology); prices are queen-size, refreshed 2026-09-04.
Nolah Evolution 15 (Firm) vs Plank Firm Luxe: full spec table
| Spec | Nolah Evolution 15 (Firm) | Plank Firm Luxe |
|---|---|---|
| Type | Hybrid | Hybrid |
| Firmness | 8/10 | 8/10 |
| Height | 15" | 12.25" |
| Queen price | $1,480 | $1,598 |
| Price range (all sizes) | $1,047–$1,654 | $1,065–$1,865 |
| Foam densities (lb/ft³, top → bottom) | 1.6 / 1.8 / 1.5 / 1.5 / 1.5 / 1.5 | 1.5 / 2.5 / 1.8 / 1.8 / 1.5 |
| Coil gauge | 13.5 | — |
| Coil count (queen) | — | — |
| Cooling | 6/10 | 6/10 |
| Motion isolation | 6/10 | 6/10 |
| Edge support | 8/10 | 7/10 |
| Pressure relief | 9/10 | 8/10 |
| Support | 8/10 | 8/10 |
| Natural materials | 4/10 | 2/10 |
| Notable features | 15-inch luxury hybrid build, Nolah AirFoam pressure relief, Zoned HDMax support coils, Reinforced edge support | Flippable firm and extra-firm sides, Coil core for durability, Quilted firm sleeping surface, Favorite for stomach sleepers |
| Spec source | NapLab | NapLab |
Key differences
- The Nolah Evolution 15 (Firm) is $118 cheaper in a queen ($1,480 vs $1,598 as of 2026-09-04) than the Plank Firm Luxe.
Who the Nolah Evolution 15 (Firm) is for
The Nolah Evolution 15 (Firm) has a firm feel suited to stomach sleepers and heavier sleepers who need to keep their hips lifted.
- Excellent pressure relief at the shoulders and hips
- Strong, even support that keeps the spine aligned
- Sturdy edges that make the full surface usable
Who the Plank Firm Luxe is for
The Plank Firm Luxe has a firm feel suited to stomach sleepers and heavier sleepers who need to keep their hips lifted.
- Excellent pressure relief at the shoulders and hips
- Strong, even support that keeps the spine aligned
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Frequently asked questions
Which is firmer, the Nolah Evolution 15 (Firm) or the Plank Firm Luxe?
They rate the same: both are a 8/10 on the firmness scale, a firm feel suited to stomach sleepers and heavier sleepers who need to keep their hips lifted.
Which is cheaper, the Nolah Evolution 15 (Firm) or the Plank Firm Luxe?
The Nolah Evolution 15 (Firm) is cheaper in a queen: $1,480 versus $1,598, as of 2026-09-04.
What is the main construction difference between the Nolah Evolution 15 (Firm) and the Plank Firm Luxe?
Both are hybrid 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 Nolah Evolution 15 (Firm) and the Plank Firm Luxe.