🇬🇧 United Kingdom · Memory foam vs Hybrid (foam & springs)

Coolmax DeluxevsTweak

Which one is best for you? Coolmax Deluxe vs Tweak - 2026 comparison by Vs Mattress

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Coolmax DeluxeSale: Get 50% OffTweakCheck current deal.

Coolmax Deluxe

by Memory Foam Warehouse · Memory foam

Sale: Get 50% Off

5 · 100-night trial

Tweak

by Tweak · Hybrid (foam & springs)

Check current deal.

10 · 100-night trial

Pricing by size

Coolmax Deluxe

Single£379.99

Double£539.99

King£599.99

Super Kingn/a

Tweak

Single£595

Double£895

King£995

Super King£1,095

Essential information

	Coolmax Deluxe	Tweak
Type	Memory foam	Hybrid (foam & springs)
Launched	2001 (1970s)	2014
Brand	Memory Foam Warehouse	–
Made in	United Kingdom	United Kingdom
Unique points	This is a mid-range foam mattress and has a two layer construction: CoolMax Cover 5cm 50kg/m³ Memory Foam 15cm 30kg/m³ Reflex Foam. It scores well on price, performance and longevity, making it a popular choice for younger couples and new homeowners.	Four layer, customisable hybrid construction: 4cm foam 5 customisable comfort zones with 4 different densities of deep foam 10cm individual pocket springs (coil count: 1,000) The springs are encapsulated in a high density, supportive foam that makes up the base and the mattress walls. They're then covered in a medium density reflex foam that ensures you feel the bounce of the springs below. Note: This brand has changed hands so many times, it's hard know the current quality of the mattress.
Video	CoolMax Moisture Disbursing Technology - Memory Foam Warehouse	Tweak Hybrid Customizable Foam Mattress review - 2021

Certifications & trial

	Coolmax Deluxe	Tweak
OEKO-TEX®	No	Yes
CertiPUR-US®	No	Yes
Certifications	–	–
Other certification info	–	–
Sleep trial	100 nights	100 nights
Warranty	5	10
Free shipping	FREE	FREE
Free returns	YES	–
Pay later	No	No
Delivery info	The CoolMax Deluxe is delivered as a rolled up mattress, allowing you to move it into your room of choice quickly and easily.	With no hidden charges, we offer all our mattresses with a free two man delivery service within 3 working days to mainland UK.

Firmness & feel

	Coolmax Deluxe	Tweak
One firmness fits all	Yes	No
Select your firmness	No	No
Adjustable firmness	No	No
Half and half firmness	No	No
Flippable / reversible	No	No
Firmness info	The CoolMax Deluxe Memory Foam mattress has a medium firmness rating overall. Suitable for front, back and side sleepers.	–

Construction & materials

	Coolmax Deluxe	Tweak
Layers	Memory Foam, Reflex Foam.	foam, customisable comfort zones with 4 different densities of deep foam, individual pocket springs
Cover	Comes with a CoolMax mattress cover which is removable and washable at 40 degrees. Coolmax fabric technology wicks away excess heat and moisture, to prevent you from stirrin	Hypo-allergenic, plush fabric cover. Our visco-elastic polyester blend cover provides a breathable sleeping surface. It's fire resistant and provides temperature control, plus it's hypo-allergenic making it ideal for those with dust or skin allergies. The zippable cover can be machine washed at 30 degrees and air dried, keeping your mattress fresher for longer.
Machine-washable cover	Yes	No
Ergonomic handles	No	No
Comfort	The top layer of memory foam offers luxurious comfort.	The Tweak mattress (formerly known as the Nrem mattress) is designed to help all sufferers of chronic pain, including back pain. You can design your very own sleep experience by adjusting the foam tablets inside the mattress to give bespoke comfort and support to suit your specific pain needs. Pressure relieving, cooling comfort layer. This 4cm deep comfort layer contours and cushions the body for a greater level of comfort. The open cell structure wicks away moisture and keeps you cooler for longer.
Support	This 5cm memory foam top layer is deep enough for you to experience the full pressure-relief benefits of memory foam.	5 customisable comfort zones with 4 different densities of deep foam. We use highly resilient Polyurethane foam in super soft, soft, medium and firm densities so you can get comfort and support in all the right places. This foam bounces back quicker than standard memory foam so you can turn over without feeling stuck. Our 5 comfort zones can be changed at any time so you can get your best night's sleep. 1,000 individual pocket springs for superior support and bounce. 1,000 full size pocket springs make up the mattress core. They're individually wrapped and move independently as you sleep, so you won't be disturbed by your partner's tossing and turning during the night. Our springs measure 10cm high and have a gauge of 1.5mm. As the springs are encapsulated in highly resilient base foam you get edge-to-edge support.
Posts	–	–

Size & weight

	Coolmax Deluxe	Tweak
Available sizes	Single, Double, King	Single, Double, King, Super King
Dimensions	Single depth: 20 cm	Single depth: 25 cm
Single weight (kg)	14	23
Double weight (kg)	20	34
King weight (kg)	23	40
Super King weight (kg)	–	47

Wrap up

Thank you for checking out this Coolmax Deluxe vs Tweak mattress comparison. We have tried to compare all the necessary information to help you choose which mattress is the most suitable for you.

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