🇬🇧 United Kingdom · Memory foam vs Memory foam
Coolmax ClassicvsErgoflex 5G
Which one is best for you? Coolmax Classic vs Ergoflex 5G - 2026 comparison by Vs Mattress
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Pricing by size
Coolmax Classic
Ergoflex 5G
Essential information
| Coolmax Classic | Ergoflex 5G | |
|---|---|---|
| Type | Memory foam | Memory foam |
| Launched | 2001 (1970s) | 2006 |
| Brand | Memory Foam Warehouse | Ergoflex |
| Made in | United Kingdom | – |
| Unique points | This cheap memory foam mattress is ideal for those on a budget, It's great for guest bedrooms, rental properties, or an affordable addition to your own bedroom, the two layers are:
| One of the oldest mattress in a box brands in the UK, the Ergoflex 5G comprises of:
|
| Video | CoolMax Moisture Disbursing Technology - Memory Foam Warehouse | The Ergoflex® 5G Mattress |
Certifications & trial
| Coolmax Classic | Ergoflex 5G | |
|---|---|---|
| OEKO-TEX® | No | Yes |
| CertiPUR-US® | No | Yes |
| Certifications | – | CertiPur-US®, OEKO-TEX® |
| Other certification info | – | – |
| Sleep trial | 100 nights | 30 nights |
| Warranty | 5 | 10 |
| Free shipping | FREE | FREE |
| Free returns | YES | YES |
| Pay later | No | Yes |
| Delivery info | The CoolMax Classic is delivered as a rolled up mattress, allowing you to move it into your room of choice quickly and easily. | For the vast majority of customers we offer next-day delivery completely free of charge. If your required item is in stock, we can usually deliver within 24 hours from the point that you placed your order. (If ordered Monday to Thursday before 14:00) |
Firmness & feel
| Coolmax Classic | Ergoflex 5G | |
|---|---|---|
| One firmness fits all | Yes | Yes |
| Select your firmness | No | No |
| Adjustable firmness | No | No |
| Half and half firmness | No | No |
| Flippable / reversible | No | No |
| Firmness info | The CoolMax Classic Memory Foam mattress has a medium-firm firmness rating overall. Ideal for front and back sleepers, however if you sleep on your side you could consider a slightly deeper mattress. | The Ergoflex 5G mattress was meticulously developed to provide an optimum level of support and find that it performs for the vast majority of people, regardless of body type and sleeping style. This one "perfect" mattress, rated medium-firm uses the highest-quality materials available. |
Construction & materials
| Coolmax Classic | Ergoflex 5G | |
|---|---|---|
| Layers | Memory Foam, Reflex Foam. | 9cm of genuine High Density Visco Elastic Memory Foam, A unique Cool-Sleep airflow system perfectly designed for the UK climate, A superior base layer for support and longevity of performance, All combined with our luxurious TENCEL® outer cover for unrivalled comfort. |
| Cover | A washable CoolMax mattress cover (at 40°C). CoolMax fabric wicks away excess heat and moisture from your body, so you stay dry, cool and undisturbed throughout the night. | Our TENCEL® outer cover provides a luxurious, natural and breathable surface which can be removed and machine washed whenever you wish. This combined with our premium foam means that you can be sure of a comfortable sleep night after night. |
| Machine-washable cover | Yes | Yes |
| Ergonomic handles | No | No |
| Comfort | The top layer of memory foam moulds to the contours of your body providing comfort. | Ergoflex comparable only to TEMPUR® is technically more advanced and superior in performance to every alternative both in this price range and beyond. As a result it is renowned for delivering deep restorative sleep. It is recommended by Practioners for those that suffer from back pain, fibromyalgia, circulation problems and joint complaints or to those simply in need of a good night's sleep. The Ergoflex 5G consists of an unrivalled 9cms of open-cell 85kg/m³ high-density memory foam. Our unique Cool-Sleep airflow system encourages air to freely circulate thorough the mattress keeping you cool while you sleep. Our base layer provides perfectly weighted support for the upper layers and longevity of mattress performance. |
| Support | This 3cm memory foam top layer also provides pressure-relief. | Our mattress is the only true high density memory foam mattress available. Designed to mould itself to the contours of your body it provides instant comfort, more support and better sleep. This confidence is matched by our customers making repeat purchases for additional mattresses time and time again. Our class-leading zero disturbance technology has been a distinctive feature for over 10 years. Promoting deeper, more restful sleep it reduces the likelihood of being woken by a restless sleeping partner. Indeed our ten-year guarantee is underpinned with confidence of a decade of success. Unlike other brands we know our mattresses stand up to our warranty claims - as we have done it in real life for over a decade. |
| Posts | – | In Bed with England's James Haskell Introducing our latest brand ambassador England Rugby and Wasps RFC star James Haskell, who… |
Size & weight
| Coolmax Classic | Ergoflex 5G | |
|---|---|---|
| Available sizes | Single, Double, King | Single, Double, King |
| Dimensions | Single depth: 15 cm | Single depth: 23 cm |
| Single weight (kg) | 10 | 24 |
| Double weight (kg) | 13 | 37 |
| King weight (kg) | 16 | 40 |
| Super King weight (kg) | – | – |
FAQs
Coolmax Classic
No FAQs yet.
Ergoflex 5G
Is Ergoflex a firm mattress?
Yes, the Ergoflex mattress is known for its medium-firm feel, achieved through the use of dense foams. It is specifically designed to provide a supportive and comfortable sleeping surface. The dense foams used in the Ergoflex mattress contribute to its firmness level, offering solid support and aiding in proper spinal alignment. The medium-firm firmness of the Ergoflex mattress strikes a balance between comfort and support, making it suitable for individuals who prefer a slightly firmer feel while sleeping. It's important to keep in mind that firmness preferences can vary among individuals, so personal comfort levels may differ.
What is the weight limit for the Ergoflex mattress?
The weight limit for the Ergoflex mattress is recommended to be up to 18 stones in weight for an individual (approximately 114 kg or 252 lbs) or 30 stones for combined weight (approximately 190 kg or 420 lbs). This recommendation ensures the ongoing maximum performance of the mattress and its longevity of use. It is advised to adhere to these weight limits as a precaution to ensure optimal comfort and support while using the Ergoflex mattress.
How long does the Ergoflex mattress last?
The Ergoflex mattress is built to be durable and long-lasting, thanks to its high-quality materials. Ergoflex provides a 10-year guarantee, which has been tested and proven with real customers since 2006. Many customer reviews confirm the mattress's longevity, with users expressing satisfaction after using their Ergoflex mattresses for several years. It's important to remember that the lifespan of a mattress can vary depending on factors like usage, care, and personal preferences.
Thank you for checking out this Coolmax Classic vs Ergoflex 5G 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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