🇬🇧 United Kingdom · Reflex Foam vs Memory foam

Flex 1000vsEve Original

Which one is best for you? Flex 1000 vs Eve Original - 2026 comparison by Vs Mattress

Vs Mattress is reader-supported, that means if you buy something via a link on this page, we might earn a commission. Thank you kindly.

Flex 1000Save up to 70%Eve OriginalUp to 50% off

Flex 1000

by Flex 1000 · Reflex Foam

Save up to 70%

Eve Original

by Eve · Memory foam

Up to 50% off

10 · 365-night trial

Pricing by size

Flex 1000

Single£242.98

Double£278.98

King£332.98

Super King£404.98

Eve Original

Single£449

Double£649

King£749

Super King£849

Essential information

	Flex 1000	Eve Original
Type	Reflex Foam	Memory foam
Launched	–	2015
Brand	–	Eve
Made in	United Kingdom	United Kingdom
Unique points	The Flex 1000 mattress by Happybeds is a single layer mattress: High density Reflex Foam	The Eve Original as seen on TV is one of the UK's most recognisable memory foam mattresses, here's the layers: 0.5cm high point elasticity polyester/dorlastan blend cover Evecomfort® layer - 3 cm open-cell foam Memory layer - 3cm open-cell visco (Density: 30 kg/m³) Supportive base - 18 cm support foam.
Video	–	#wakeupdancing with eve sleep

Certifications & trial

	Flex 1000	Eve Original
OEKO-TEX®	No	No
CertiPUR-US®	No	No
Certifications	–	–
Other certification info	–	–
Sleep trial	–	365 nights
Warranty	5	10
Free shipping	FREE	FREE
Free returns	–	YES
Pay later	No	Yes
Delivery info	Standard FREE. If you have chosen a delivery date at checkout, the order will be delivered on this date.	Delivery straight to your doorstep, for free. The mattress comes compressed, vacuum sealed and neatly rolled in a box. Simply unwrap it in your bedroom and the mattress will expand to its full size within a few hours.

Firmness & feel

	Flex 1000	Eve Original
One firmness fits all	No	Yes
Select your firmness	No	No
Adjustable firmness	No	No
Half and half firmness	No	No
Flippable / reversible	No	No
Firmness info	–	From our years of experience selling over 75,000 mattresses all over the world, we learned that both the eve and eve hybrid provides the ultimate in support and comfort for the majority of people - without being too firm, or too soft. We believe we have engineered the ultimate in sleeping perfection.

Construction & materials

	Flex 1000	Eve Original
Layers	High density Reflex Foam	Evecomfort® layer - open-cell foam, the memory layer - open-cell visco , the supportive base - support foam.
Cover	The Flex 1000 is crafted with sanitised materials which make it hypoallergenic and Anti-Dust Mite. This mattress is perfect for those who have allergies and asthma.	High point elasticity polyester/dorlastan blend cover, 4-way stretch knit. Moisture-wicking to keep you cool, easily removed with one zip and machine washable at 40 degrees.
Machine-washable cover	No	No
Ergonomic handles	No	No
Comfort	The reflex foam provides extra support. It is sanitised and guarantees complete hygiene. It stores less body heat than the memory foam.	Our unique layering system, combined with next-generation memory foam, creates a cooler, more tranquil sleeping surface - with just the right amount of support.The evecomfort® layer: Better bounce technology to combat that sinking feeling, Clever foam structure ensures long-lasting comfort, 30 times more breathable than conventional memory foam, Proven to dissipate body heat for a cooler night.
Support	This type of mattress is ideal for those having back and joint problems. It is known to relieve pressure on joints and the spine with all-around support.	The memory layer: Open-cell structure provides a cooler flow of air, Cloud-like foam responds to your body, Pressure-relieving to give your body the support it needs. The supportive base layer: Highly supportive base of the mattress, Superior durability for long-term use, Tested for strength to support all body types.
Posts	–	The Well Slept Club‍ Sleep expert Dave Gibson's delicious recipe will work wonders on your sleep… [Read more]

Size & weight

	Flex 1000	Eve Original
Available sizes	Single, Small Double, Double, King, Super King	Single, Double, King, Super King
Dimensions	Single depth: N/A	Single depth: 24 cm
Single weight (kg)	15	17
Double weight (kg)	20	25
King weight (kg)	23	28
Super King weight (kg)	26	34

FAQs

Flex 1000

No FAQs yet.

Eve Original

Is Eve mattress too firm?

The firmness of Eve mattresses typically falls within the medium to medium-firm range on the soft to firm scale. This categorization, however, can vary and is influenced by factors such as individual weight and height. For the average person, the Eve mattress is expected to offer a moderate level of firmness. It's crucial to consider that personal comfort levels and preferences can greatly impact the perception of mattress firmness.

Are Eve mattresses made in the UK?

Eve mattresses are among the leading online mattress brands in the UK. They take pride in their products being designed and manufactured within Britain itself. Their mattress designs are the result of extensive testing and refinement, involving over 70,000 prototypes before finalizing the initial designs. This highlights their commitment to product quality and customer satisfaction.

Can you try an Eve mattress in a shop?

Yes, while Eve mattresses are predominantly sold online, you also have the option to try them out in a physical store. Additionally, you can utilise our mattress comparison tool to evaluate and decide on the best option for your personal comfort needs before making a purchase.

Wrap up

Thank you for checking out this Flex 1000 vs Eve Original mattress comparison. We have tried to compare all the necessary information to help you choose which mattress is the most suitable for you.

Related comparisons

← All United Kingdom comparisons