# Leesa Oasis Chill vs Nolah Evolution 15 (Plush): Firmness, Price, and Construction Compared

Canonical: https://squishmat.com/compare/leesa-oasis-chill-vs-nolah-evolution-15-plush · Data refreshed 2026-09-04 · Source: SquishMat

These two are close substitutes on paper — the spec table below shows where they differ.

## Full spec table

| Spec | Leesa Oasis Chill | Nolah Evolution 15 (Plush) |
| --- | --- | --- |
| Type | Hybrid | Hybrid |
| Firmness | 4/10 | 4/10 |
| Height | 13.5" | 15" |
| Queen price | $1,399 | $1,480 |
| Price range (all sizes) | $1,399 | $1,047–$1,654 |
| Foam densities (lb/ft³, top → bottom) | 1.5 / 2.5 / 2.5 / 1.5 | 1.6 / 2.5 / 2.5 / 1.5 / 1.5 / 1.5 |
| Coil gauge | 13.5 | 13.5 |
| Coil count (queen) | — | — |
| Cooling | 6/10 | 6/10 |
| Motion isolation | 6/10 | 6/10 |
| Edge support | 8/10 | 8/10 |
| Pressure relief | 8/10 | 9/10 |
| Support | 9/10 | 8/10 |
| Natural materials | 4/10 | 4/10 |
| Notable features | Cooling hybrid for hot sleepers, Memory foam contour layer, Phase-change cover, Medium-soft pressure relief | 15-inch luxury hybrid build, Nolah AirFoam pressure relief, Zoned HDMax support coils, Reinforced edge support |
| Spec source | NapLab | NapLab |

## 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 each mattress is for

**Leesa Oasis Chill:** The Leesa Oasis Chill has a soft feel best suited to lighter sleepers and side sleepers who need deep pressure relief. Strengths: Excellent pressure relief at the shoulders and hips; Strong, even support that keeps the spine aligned; Sturdy edges that make the full surface usable.

**Nolah Evolution 15 (Plush):** The Nolah Evolution 15 (Plush) has a soft feel best suited to lighter sleepers and side sleepers who need deep pressure relief. Strengths: Excellent pressure relief at the shoulders and hips; Strong, even support that keeps the spine aligned; Sturdy edges that make the full surface usable.

## FAQ

### Which is firmer, the Leesa Oasis Chill or the Nolah Evolution 15 (Plush)?

They rate the same: both are a 4/10 on the firmness scale, a soft feel best suited to lighter sleepers and side sleepers who need deep pressure relief.

### Which is cheaper, the Leesa Oasis Chill or the Nolah Evolution 15 (Plush)?

The Leesa Oasis Chill is cheaper in a queen: $1,399 versus $1,480, as of 2026-09-04.

### What is the main construction difference between the Leesa Oasis Chill and the Nolah Evolution 15 (Plush)?

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.

## More

- [Leesa Oasis Chill — full specs](https://squishmat.com/mattresses/leesa-oasis-chill)
- [Nolah Evolution 15 (Plush) — full specs](https://squishmat.com/mattresses/nolah-evolution-15-plush)
- [Comparison matrix: every mattress we track](https://squishmat.com/compare)

Free to cite with attribution — link to the canonical page. Where a datapoint traces to a third-party teardown, please credit the original measurer too (sources are cited per bed on https://squishmat.com/mattress-database).