Illustration of a hybrid mattress cut away to show its typical layers — rendered artwork, not a product photo

Illustration · typical hybrid build

Helix Plus

A medium-firm hybrid mattress from Helix, rated 7/10 for firmness. Scores highest for stomach sleepers: 90/100, 1st of 26 ranked.

9/10 edge support
8.5/10 durability
8/10 cooling

Manufacturer site · helixsleep.com · not an affiliate link

Match Score

Excellent match

Typical stomach sleeper, 160 lb · 1st of 26 ranked

Your weight, temperature and partner can move this a lot.

Firmness: Medium-firm 7/10
Queen price: Not yet verified
Trial: 100 nights
Warranty: 15 years

Match Score

Scored for the way people sleep.

The same engine as the quiz, run for a typical sleeper in each position. Reference sleeper: 160 lb, sleeps neither hot nor cold, sleeps alone, no stated firmness preference. Only the sleep position changes.

Model v0.2. Rank is among the mattresses with enough data to rank, for that same sleeper, as on the category pages. How scores work

Get your full score

Side sleeper
72/100
Good match · 15th of 26 ranked for this sleeper
Good match for a side sleeper: strongest on edge support and cooling.
Back sleeper
89/100
Strong match · 1st of 26 ranked for this sleeper
Strong match for a back sleeper: strongest on support & alignment and pressure relief.
Stomach sleeper
90/100
Excellent match · 1st of 26 ranked for this sleeper
Excellent match for a stomach sleeper: strongest on support & alignment and pressure relief.
Combination sleeper
89/100
Strong match · 1st of 26 ranked for this sleeper
Strong match for a combination sleeper: strongest on support & alignment and pressure relief.

Inside

Inspect the mattress.

A typical hybrid build, layer by layer. Select a layer to see what it does, which parts of Helix's published materials list belong to it, and how that part of the bed scores.

Select a layer

Illustration of a typical hybrid build, not a teardown of the Helix Plus.

Layer 01 of 04

Cooling Cover

The fabric layer you lie on. It is often a quilted or knit panel; breathable weaves help move heat and moisture away from the body, which is one input to how warm a bed sleeps.

Mainly drives cooling.

From Helix's materials list

Premium cooling cover (TENCEL or GlacioTex)

Matched to this layer by component name. Thicknesses and densities aren't published.

Performance · Typical stomach sleeper, 160 lb

Cooling80/100
Sourced · independent rating 8/10

Specifications

The specifications.

7 of 8 core specs on file

Source: Helix Sleep (opens in a new tab) — official product page, checked 25 Sep 2026.

Firmness: Medium-firm 7/10; Cozy with lively support, designed for plus-size/heavier sleepers, weight capacity up to 1,000 lbs (manufacturer, stated as 7/10).
Construction: Hybrid; 6 components listed by Helix. See them by layer above.
Height: 11.5 in
Queen price: Not yet verified; We couldn't confirm a Queen price on Helix Sleep, so none is shown.
Trial: 100 nights
Warranty: 15 years
Cooling: 8/10; Independent rating. Manufacturer: GlacioTex Cooling Cover, high thermal conductivity
Motion isolation: 7.5/10; Independent rating
Edge support: 9/10; Independent rating
Durability: 8.5/10; Independent rating

Still missing: Queen price — shown as “Not yet verified” rather than guessed.

Independent notes

What reviewers noted.

Sources

Sleep Foundation (opens in a new tab)

Our paraphrase, not quotes. A listed source is evidence we checked, not an endorsement of this site.

Strengthedge support
Thicker perimeter coils, notably sturdy (rated 9/10).
Paraphrased from Sleep Foundation
Strengthdurability
Multiple layers of high-density foam and 8-inch TitanCore steel coils, engineered for 10+ year lifespan (rated 8.5/10).
Paraphrased from Sleep Foundation