🇬🇧 United Kingdom · Memory Foam vs Memory foam
Silentnight 7 ZonevsErgoflex 5G
Which one is best for you? Silentnight 7 Zone vs Ergoflex 5G - 2026 comparison by Vs Mattress
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Pricing by size
Silentnight 7 Zone
Ergoflex 5G
Essential information
| Silentnight 7 Zone | Ergoflex 5G | |
|---|---|---|
| Type | Memory Foam | Memory foam |
| Launched | 1950's | 2006 |
| Brand | Silentnight | Ergoflex |
| Made in | – | – |
| Unique points | The Silentnight 7 Zone mattress contains a deep premium comfort layer of body moulding memory foam for ultimate pressure-relieving comfort.
| One of the oldest mattress in a box brands in the UK, the Ergoflex 5G comprises of:
|
| Video | sleepunique® - take the test for perfect rest | The Ergoflex® 5G Mattress |
Certifications & trial
| Silentnight 7 Zone | Ergoflex 5G | |
|---|---|---|
| OEKO-TEX® | No | Yes |
| CertiPUR-US® | No | Yes |
| Certifications | – | CertiPur-US®, OEKO-TEX® |
| Other certification info | – | – |
| Sleep trial | – | 30 nights |
| Warranty | 5 | 10 |
| Free shipping | FREE | FREE |
| Free returns | YES | YES |
| Pay later | No | Yes |
| Delivery info | Amazon delivery | 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
| Silentnight 7 Zone | 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 Silentnight 7 Zone Memory Foam mattress provides tailored pressure relief with a comfort layer that adapts to your body's contours. It includes three zoned support areas for key body parts like shoulders, hips, and back. However, given its budget nature, its firmness and support may not be optimal for long-term use. | 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
| Silentnight 7 Zone | Ergoflex 5G | |
|---|---|---|
| Layers | Memory foam, Zoned miratex foam support | 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 | Purotex treated to reduce moisture and dust-mite allergens to create a drier, fresher and all-round healthier mattress. The probiotic treatment, works on the same principle as the probiotic yoghurt drinks, by putting friendly bacteria into the fabric of the mattress. As you sleep, your body pressure activates the friendly bacteria, which quickly multiply to outnumber and replace any harmful bacteria in the bed. | 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 | No | Yes |
| Ergonomic handles | No | No |
| Comfort | The 7 Zone mattress contains a deep premium comfort layer of body moulding memory foam for ultimate pressure-relieving comfort. The mattress provides unparalleled support for your entire body, with soft support for your shoulders and firm support for your hips and lower back, providing a healthier sleep. The high-density Miratex foam core means you'll be supported to the very edge of the mattress, meaning more sleep space for you. | 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 | The 7 Zone mattress provides targeted spinal support for total body relaxation. The mattress offers soft support for your shoulders and firmer support for your hips and lower back. The result is that your spine stays level all night through, supported in its natural position. | 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
| Silentnight 7 Zone | Ergoflex 5G | |
|---|---|---|
| Available sizes | Single, Double, King, Super King | Single, Double, King |
| Dimensions | Single depth: 20 cm | Single depth: 23 cm |
| Single weight (kg) | N/A | 24 |
| Double weight (kg) | N/A | 37 |
| King weight (kg) | N/A | 40 |
| Super King weight (kg) | N/A | – |
FAQs
Silentnight 7 Zone
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 Silentnight 7 Zone 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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