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Images: Helix. Shown size and configuration may vary.

Helix

Midnight

Name: Helix Midnight
Brand: Helix

Best for: Side sleepers, medium feel

An 11.5″ medium hybrid with up to 1,000 wrapped coils, also in Short Queen and RV King.

Good to know: Live price and current trial length couldn't be confirmed; check helixsleep.com.

Type: Hybrid
Height: 11.5″
Sizes: 8 ready-made

Firmness, according to reviewersMedium firm

Pick it if

You sleep on your side
You sleep on your back
You’re on the lighter side

From independent reviewers’ findings, credited below.

Your size

72 × 80 in · 11.5″ tall

Where to get it

helixsleep.comOrder online · delivered to you See price

Returns: 120 nights from delivery (per the archived page) Details

We may earn a commission if you buy. Check the price for your exact size and height on the seller’s site.

The short version

Worth a look if

Side sleepers, medium feel

Good

An 11.5″ medium hybrid with up to 1,000 wrapped coils, also in Short Queen and RV King.
Trial: 120 nights from delivery (per the archived page)
Several owners who have had it 4-5 years rated sleep quality and pressure relief highly (4-5 out of 5).
Height: 11.5″

Think about

Live price and current trial length couldn't be confirmed; check helixsleep.com.
Owners of 2-6 years on GoodBed rated back support low (2 out of 5), and one written review from 2021 described middle sagging and edge roll-off within months.

Based on the maker’s published specs and terms, and the owner reviews linked below. We haven’t slept on it. Something wrong? Tell us.

What owners say

From owners of this model A small set of real reviews, each linked to its source. Not a star rating.

Small sample · 10 owner reports

GoodBed owners of the Helix Midnight are mixed: several 4-5 year owners rated sleep quality and pressure relief highly, but others rated back support low, and one reported sagging within months.

What people liked

Several owners who have had it 4-5 years rated sleep quality and pressure relief highly (4-5 out of 5). Source ↗

What to weigh up

Owners of 2-6 years on GoodBed rated back support low (2 out of 5), and one written review from 2021 described middle sagging and edge roll-off within months. Source ↗

What independent reviewers found

RTINGS (Mar 2026): Medium feel with very strong, tightly wound edge coils; motion isolation was only middling and cooling was good overall but warms up slowly, so not ideal for hot sleepers. Suits average to lighter back and stomach sleepers and average to heavier side sleepers. Tests the 2024 Midnight, which RTINGS itself flags as outdated versus the 2025 redesign; queen with no upgrades; affiliate links disclosed on page. Read it ↗
Mattress Clarity (Oct 2026): Medium-firm hybrid that testers found good for back and side sleepers under roughly 230 lb and for couples, with sturdy sides (less reinforcement at head and foot) and motion that stays fairly contained for a hybrid. Cooling was average; a mild smell cleared within a day. Describes the latest revamped Midnight; queen tested; page is inconsistent on stomach sleepers; affiliate links disclosed on page. Read it ↗
Sleepopolis (Oct 2026): Medium-firm with solid support for back sleepers, low partner-motion transfer, and decent edges that sink some when you sit. Felt temperature-neutral rather than cool; not recommended for stomach sleepers or people over about 230 lb. Standard Midnight (not Luxe); page shows conflicting update dates (2024 and 2026), so test unit generation is unclear; size not stated; affiliate links disclosed on page. Read it ↗
RTINGS (Mar 2026): Measured medium. Best for average and heavier side sleepers and lighter back and stomach sleepers. Strong edge support (9.6) and cooling (8.0); longevity scored low (5.4) because of less dense foams. Queen 2024 model, not the 2025 redesign. RTINGS discloses affiliate commissions; also membership-supported. Read it ↗
Tom's Guide (Feb 2025): Slept on a king for three weeks. Judged about 6.5-7/10; deep pressure relief for side sleepers and strong motion isolation; too soft for stomach sleepers and heavier bodies; edges could be better. Earlier version; Tom's Guide notes the Midnight has since been updated. Tom's Guide discloses affiliate commissions. Read it ↗
Sleep Foundation (Apr 2026): Rated medium firm (6/10). Best for side and back sleepers up to 230 lb. Temperature control about average for a hybrid; expected to last at least seven years. Part of a review covering all core Helix models. Sleep Foundation discloses affiliate commissions. Read it ↗

Their testing, in our words. We haven’t tested these mattresses ourselves, and we don’t repeat their scores.

Sources & sample limits

About 10 GoodBed owner ratings (page 1 of 11), including one 2021 written review Sample: 10 owner reports.

GoodBed lists 102 Midnight ratings across 11 pages; only page 1 was read, and it mixes owners of the pre-2024 Helix Midnight with the current Core version. GoodBed reviews here are ratings only (no written text), so items paraphrase the star ratings.

Research checked October 14, 2026. These are sourced observations, not our own product tests or a star rating.

Every size it comes in

RV king72 × 80 in11.5″Short queen · 74-inch60 × 74 in11.5″Twin38 × 75 in11.5″Twin XL38 × 80 in11.5″Full · 54-inch54 × 75 in11.5″Queen60 × 80 in11.5″King76 × 80 in11.5″California king72 × 84 in11.5″

Taken from the maker’s size options, in the inches it publishes. Tap a size to compare every mattress made in it.

Video reviews

Midnight · Review

Helix Midnight Mattress Review 2025(UPDATED!)

Mattress Clarity · YouTube ↗

Midnight · Review

Helix Midnight Review - Updated Materials

NapLab · YouTube ↗

Midnight · Review

Helix Mattress Review - Don't Buy the Helix Midnight Before Watching This

Sleepopolis · YouTube ↗

How it compares

Beside the most similar mattresses from other brands.

	MidnightHelix	Elite HybridBear	Elite Ultra HybridBear	Original HybridBear
Type	Hybrid	Hybrid	Hybrid	Hybrid
Queen price	—	$1,599	$2,129	$829
Height	11.5″	14″	13.5″	11″
Trial	120 nights	365 nights	365 nights	365 nights
Odd sizes	2	None	None	None
Expert reviews	6	3	2	1

What’s inside

1Breathe Knit cover (GlacioTex cooling pillow-top optional)
2SupremeSupport 2.5 memory foam
3Gel memory foam comfort layer
4Helix Premium Responsive Foam firmness layer
5Responsive foam support layer
6Optional ErgoAlign contour segment
7Up to 1,000 individually wrapped coils with reinforced edges
8DuraDense foam base

Feel: Medium
Height: 11.5″
Custom sizes: Not offered for this model

Complete the bed

Odd sizes need everything else in the same inches. Here’s what we have for this mattress’s odd sizes.

RV king · 72 × 80

Short queen · 74-inch · 60 × 74

Returns and ordering

Trial and returns

120 nights from delivery (per the archived page)

Before you order

Measure inside the frame, not the old mattress
Check clearance above for the height you pick
Make sure your base supports it
Buy sheets in the same exact size

Questions

What is it made of?

Helix Core collection, 11.5″ hybrid: proprietary memory foam and gel memory foam over responsive foams tuned for side and combination sleepers who like a medium feel, on up to 1,000 wrapped coils with reinforced edges and a DuraDense base. Options on the page: Breathe Knit cover or a GlacioTex cooling pillow-top upgrade, and an optional ErgoAlign extra-firm foam segment under the hips.

How firm is it?

Medium That’s the maker’s description; we haven’t measured it.

Which sizes and heights can I get?

8 sizes, 11.5″. See every size. Confirm your exact size and height with the seller.

Are the reviews about this exact mattress?

From owners of this model. GoodBed lists 102 Midnight ratings across 11 pages; only page 1 was read, and it mixes owners of the pre-2024 Helix Midnight with the current Core version. GoodBed reviews here are ratings only (no written text), so items paraphrase the star ratings.

Where did this information come from?