Home
Comparison
Ergoflex vs Dormeo Mattress Reviews

Ergoflex vs Dormeo Mattress Reviews

Compare Ergoflex and Dormeo mattresses side by side: owner satisfaction, support, durability and price, based on aggregated customer reviews.

Checked byBecky Reeve, Editorial Director, Mattress Expert

SourceCompiled from WantMattress review data

Want Mattress is supported by readers. Some links on Want Mattress are referral links. If you use one of these and buy something, Want Mattress may make a small amount of money. Read our disclaimer.

Brand

Ergoflex

Overall scoreNot yet scored

Price range£369

View Ergoflex review

Brand

Dormeo

Overall score5.0/5

Price range£600 – £850

View Dormeo review

Only Dormeo has enough owner reviews to score, so there is no head-to-head verdict here.

Head to head

Ergoflex is all foam, with no springs anywhere in the range, while Dormeo is sprung throughout, every model a hybrid. If you know you want springs under you, that decides it: Dormeo. Every Ergoflex mattress is medium-firm, and Dormeo runs from soft-medium to medium-firm. Dormeo covers more of the firmness scale, which helps if two sleepers need different feels. Ergoflex is clearly the cheaper way in; Dormeo's range starts well above it. At the top end Dormeo goes further still. Ergoflex doesn't have enough owner reviews with us yet to score fairly.

How they differ

	Ergoflex	Dormeo
Mattresses we list	1	3
Price range	£369	£600 – £850
Owner rating	Not enough reviews yet	5.0 out of 5 (1 reviews)

Mattresses only. Ratings are the review-weighted average across each brand’s mattresses on UK retailer sites. Prices read 11 October 2026.

Ergoflex

Ergoflex entered the UK in 2006 and is one of the original bed-in-a-box brands, predating Emma, Simba and Nectar by nearly a decade. The brand has stayed true to a single-product philosophy throughout, with the Ergoflex 5G being the current and only mattress in the range. It is a deep, five-layer all-foam mattress measuring about 23 cm, built entirely from Ergoflex's own in-house manufactured foams and wrapped in a removable TENCEL cover.

The single-product approach is deliberate. Rather than splitting engineering effort across a dozen models, Ergoflex invests all of its development into refining the 5G. The result is a mattress that has been steadily improved over multiple generations without the complexity of a large catalogue.

Dormeo

Dormeo first popped up on our radar back in the early 2000’s, finding different avenues to market than traditional with their frequent TV advertising and push toward their own independent store over the conventional retailer derived market. Dormeo typically sells mid to high range products.

Regardless of your budget, there’s likely to be something suitable for a reasonable price point.

Ergoflex owner satisfaction

Ergoflex carries OEKO-TEX certification on its materials and a 10-year guarantee as standard. The 30-night trial is shorter than most current rivals, with Emma and Simba at 200 nights and Nectar at 365, but it is enough time to form a proper opinion on the feel.

The single-product model removes the decision fatigue that affects buyers shopping brands with large catalogues. There is one mattress, one feel, one price. That simplicity is a genuine selling point for buyers who find the mattress market overwhelming.

Ergoflex supportiveness

The 5G uses a 9 cm high-density visco-elastic comfort layer for pressure relief, a 5 cm cool-sleep airflow system for temperature management, and a 9 cm resilient base for structural support. The overall feel is medium firm and the foam contours to the body progressively rather than sinking in immediately. Back sleepers and side sleepers of average weight are well served.

The deep all-foam build means the 5G does not have the bounce or responsiveness of a hybrid pocket spring mattress. Stomach sleepers and restless sleepers who change position frequently during the night may find the slower foam response restrictive compared with a spring-based alternative.

Ergoflex durability

In-house foam manufacturing is the single biggest advantage Ergoflex has on durability. Because the brand makes its own foams rather than buying from third-party suppliers, the density and quality of the raw material is controlled from production through to finished mattress.

The 10-year guarantee backs the build quality, and the removable TENCEL cover helps with long-term hygiene by allowing the outer layer to be washed independently of the foam core. For an all-foam mattress at this price tier, the durability profile is strong.

Ergoflex best offers

We've managed to find the following top deals from across the web on Ergoflex mattresses.

SAVE55

*ERGOFLEX*

Get offer

Dormeo owner satisfaction

One owner of the Octasmart Premium Hybrid Plus, four weeks in, reported "slowly seeing an improvement in my sleep and feeling better rested".

Dormeo supportiveness

Traditionally we judge a mattress manufacturer's support by the layer denoted to it and in the case of Dormeo this looks to be primarily pocket springs as a base layer. Pocket springs are market leading and outperform equivalent open coil and reflex foam units, they achieve this by having better body contouring, less settlement issues and better durability.

Dormeo durability

The Octasmart Premium Hybrids at Bensons for Beds carry a 5 year guarantee, and Dormeo quotes longer warranties on its own site (both checked October 2026). This is important because without a warranty you will be unprotected in the years that follow.