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It’s unlikely to suit side sleepers who need more contouring.

A knit cover comes standard, but a GlacioTex cooling cover upgrade is available for hot sleepers.

The image shows the Helix Dawn mattress on a wooden bed frame against a white wall and on a geometrical rug

(Image credit: Helix)

Helix makes some of thebest mattresseson the market, and evergreenmattress salesmean youll never have to pay full MSRP.

But is the Helix Dawn worth the investment?

It’s part of the Helix Core Collection, and regular sales keep it within the mid-range price bracket.

The image shows a dark haired woman wearing a blue jumper and white trousers lying on her stomach on the Helix Dawn mattress

(Image credit: Helix)

(That said, Helix does make some of thebest mattresses for side sleeperswe’ve ever tested.)

This rises to 25% around notable sales events, but we’ve spotted 30% on rare occasions.

Youll get a 100-night trial and free shipping.

The image shows a dark haired man wearing a white t-shirt and black trousers lying on his back on the Helix Dawn mattress

(Image credit: Helix Sleep)

Helix recently extended its warranty for lifetime coverage instead of the 10 years offered previously.

Knowing thebest time to buy the mattresswill help you get the most for your money.

It has a 4.4-star rating out of 5 from over 1,300 reviews.

The image shows a close-up of the corner of a Helix Dawn mattress on a wooden bed frame in a neutrally decorated bedroom

(Image credit: Helix Sleep)

On the other hand, there are some complaints about motion transfer and soft edges.

Upgrade to theHelix Dawn Luxefor full-perimeter edge support that extends to the head and foot of the bed.

This specialist fabric is used in some of thebest cooling mattresses.

Helix Dawn Mattress - Twin

Comfort-wise, the Helix Dawn is a firm mattress aimed squarely at stomach and back sleepers.

For a firm mattress made for stomach sleepers, try the Helix Twilight instead.

Thanks to the Helix Dawns firmer support, we think it’ll be a suitablemattress for heavy people.

Two women sit on the Helix Dawn Mattress on a bed frame in a bedroom, testing the comfort, support and motion isolation

TheDreamCloud Hybrid Mattressoffers excellent motion isolation with the same firm feel that back and stomach sleepers will enjoy.

Judging by other Core Collection mattresses we’ve tried, expect it to at least sleep temperature neutral.

The image shows a man wearing jeans and a grey t-shirt lying on his side on the Helix Twilight mattress

A man in a black t-shirt lays on their back on their Helix Dusk Luxe with their hands behind their head

The Helix Twilight Mattress on a bed frame in a bedroom

The image shows a woman sitting at the foot of the Helix Twilight mattress, which is placed on a wooden bed frame in a neutrally decorated bedroom

The image shows two women sitting on the updated Helix Midnight mattress, which is placed on a white bed frame in a neutrally decorated bedroom

A split image featuring the Nectar Classic Memory Foam Mattress on the left and the DreamCloud Luxury Hybrid on the right, leading into the DreamCloud Luxury Hybrid vs Nectar Classic showdown

The Tempur-Pedic Tempur-Adapt mattress on a bed frame in a bedroom, a man and his young sun sitting on top of it, smiling. A Tom�s Guide price drop deals graphic (right)

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The image shows the Casper Hybrid with Snow Technology pillow on the left and the Coop Cool+ pillow on the right in a side by side comparison

A child lying on their side covering their eyes in bed

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