Silentnight 800 Mirapocket Mattress
- In-stock
- Finance available
- Free delivery
- Returns
- Feature: Hypoallergenic
- Support: Pocket Spring
- Brand: Silentnight
From £233.00
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BedBoy Score
A composite score drawn from aggregated customer sentiment across verified reviews, with construction-type benchmarks for categories where reviewer commentary is limited. See our scoring methodology.
across 8 measured categories
Per-category breakdown below. The composite is the unweighted mean of every scored category, rounded to one decimal place.
- Brand
- Silentnight
- Retailer
- Mattress Online
- Delivery time
- Good
- Customer sentiment
- Excellent
- Guarantee
- Excellent
About the Silentnight 800 Mirapocket Mattress
Last checked
The useful tension here is between a simple pocket-sprung support unit and a fibre comfort pack rather than foam. The Silentnight 800 Mirapocket is a 26cm, single-sided mattress with zoned Mirapocket springs, Eco Comfort Fibre fillings, a knitted cover and a medium-to-firm feel; in practice, that points to a steadier, spring-led surface rather than the slow sink of a memory-foam hybrid. It is a practical, low-fuss specification. An 800-pocket unit is honest in the mainstream pocket-sprung class and a clear step up from basic open-coil mattresses, but it is still conservative beside the £700-plus pocket-sprung tier, where higher spring counts, mini-spring layers or deeper natural fillings tend to give more contour and liveliness. The zoning gives some shape awareness around heavier contact points, although the relatively modest spring count means the support should be read as broad and stable rather than highly profile-sensitive. Eco Comfort Fibre is the more distinctive part of the build: foam-free, vegan-friendly and made with repurposed plastic, it should feel lighter and more breathable than dense foam, but it will not provide the cushioned moulding that side sleepers often associate with pillowtops or memory foam. The 5-year guarantee, National Bed Federation approval and BS7177:2008 domestic fire compliance keep the spec credible rather than flashy, while the 31kg king-size weight is manageable for two adults during rotation, especially compared with heavier multi-layer hybrids.
The 800-spring support system suits people who want a firmer, cleaner-feeling mattress without the enveloping warmth of foam. The broad customer signal is favourable, at 4.6 from 752 reviews, and happier accounts repeatedly describe a comfortable, supportive surface, with couples particularly noticing less disturbance when one person turns over. That matches the pocket-spring construction: individual springs usually isolate movement better than open-coil units, even when the count is not especially high. The feel divides expectation more than quality. A recurring complaint in lower-scoring feedback is that the mattress does not land exactly where some expected on the firmness scale, with one sleeper finding it uncomfortable and another wanting it firmer, while a recent account found it firmer than anticipated; that contradiction suggests a true medium-to-firm feel rather than a hard orthopaedic one. The single-sided design also draws criticism because it can only be rotated, not flipped, so even wear depends on regular turning head-to-foot. Average-weight back sleepers and some front sleepers are the safest fit, because the spring unit and fibre pad give a flatter, more supportive plane; lighter side sleepers, or anyone wanting pressure relief at the shoulder, may find the comfort layer a little plain. A detailed heat-related account says it avoided becoming uncomfortably warm overnight, which lines up with the breathable fibre filling, though another describes the feel as slightly dead, a fair criticism of an 800-spring mattress without foam, latex or a second spring layer. The Silentnight 800 Mirapocket suits value-led couples and back sleepers wanting a breathable, foam-free pocket-sprung mattress; those prioritising plush pressure relief or a more responsive spring feel should look instead at the higher-count pocket-sprung or hybrid tier.
Pros and Cons
Pros
- Owners report the mattress provides excellent body support with its individual Mirapocket springs.
- Many buyers appreciate the balance between firmness and comfort for restful sleep.
- Recent purchasers find the eco-friendly features contribute positively to overall quality.
- Couples mention minimal disturbance from their partner's movement during the night.
Cons
- Some users find the mattress less firm than expected, affecting their support preferences.
- Several purchasers noted discomfort over time, indicating a lack of long-term support.
- A few buyers experienced issues with spots on their skin after initial use.
- The single-sided design limits rotation options, which some users find inconvenient.
Price Tracker
Written by
Giselle Green, Editor in Chief
Last checked by Giselle Green on . Scoring follows our scoring methodology.
Specifications
Manufacturer specifications without the jargon, easy to scan and compare.
Medium to Firm
Brandishing a "medium to firm" categorisation, this refers to the desired balance between support and comfort. Typically, such a rating means you'll experience an optimal distribution of your body weight while ensuring pressure points like hips and shoulders won't sink too deeply, thereby resisting counterproductive sagging and promoting aligned posture.
Knitted cover
A knitted cover spells out a blend of cosiness with breathability, providing a comforting touch that many crave while ensuring your temperature remains well regulated throughout the night. This feature pairs comfort and functionality in a coveted balance, contributing to an intimate sleep environment that is warm, inviting, yet refreshingly aerated.
Fire Resistant
Ensuring safety during your peaceful slumber, fire resistance is a crucial feature that reduces the risk posed by potential accidents involving flammable materials. Furthermore, it demonstrates the manufacturer's commitment to adhere to strict safety standards, prioritizing your well-being over all else.
National Bed Federation Approved Brand
Receiving approval from the National Bed Federation indicates that the product meets specific industry standards and quality benchmarks. This approval serves as a reassurance of the product's reliability and durability, though discerning buyers may still want to consider personal comfort preferences.
Eco Comfort Fibre
Encompassing sustainable and recyclable materials, Eco Comfort Fibre contributes to a greener environment while offering substantial comfort. This technology, simultaneously breathable and resilient, aids in maintaining an ideal sleep temperature and delivers an uninterrupted, restful night.
26cm deep
A mattress with a depth of 26cm assures a medium-thick construction, offering a harmonious blend of support and comfort. Consequently, sleepers can anticipate a balance between plush comfort layers and robust supporting springs or cores, without any compromise on overall longevity.
Chemical treatment-free
Opting for a mattress unmarred by chemical treatments essentially heightens your exposure to a more organic, safer sleeping environment. This invariably furthers your health prospects by diminishing potential toxic threats, directly contributing to a wholesome, restorative slumber.
Vegan-friendly
Plant-based or synthetic fillings avoid wool, silk or other animal-derived fibres, leaving the surface suitable for shoppers avoiding animal materials. Check cover materials and fire barrier details where allergies are involved.
Approved by the National Bed Federation
Factory auditing checks that the mattress is made under UK rules for flammability, fillings and labelling, giving you a clearer paper trail for what arrives at home. It doesn't prove comfort, firmness or long-term durability.
5 year guarantee
Fault cover puts manufacturing problems in writing, making a loose strut, failed fixing or collapsed padding less of a gamble after delivery. Accidental damage, fabric marks and poor fitting usually sit outside it.
Hypoallergenic
Hypoallergenic mattresses are the perfect choice for those with allergies or sensitivities, as they protect against allergens and irritants. They're also a great choice for those with asthma or respiratory issues.
Mirapocket springs
Pocketed coils compress separately, giving your hips and shoulders more local give. Because each coil moves on its own, cheaper builds can lack edge firmness and may feel busy under very restless sleepers.
Handmade in the UK
A headboard made in the UK ensures meticulous craftsmanship and attention to detail. Handmade options may incur higher costs compared to mass-produced alternatives, which could affect your budget.
Handcrafted in the UK
Factory workers assemble and finish the mattress by hand, leaving small variations in stitching or edge detail you may notice up close. It doesn't prove better support or longer life.
Single-sided
Bed-making is simpler because the comfort layers stay on the top face, leaving the underside to stabilise the mattress while you lie on the cushioned surface. Don't flip it over.
Depth: 26cm
Mattress height changes how far you climb into bed, while a 26cm body can look substantial on a lower frame. Shallow fitted sheets may strain at the corners.
Frequently Asked Questions For The Silentnight 800 Mirapocket Mattress
The questions below are the most common ones BedBoy readers ask when comparing products in this category. Contact the editorial team with a different question, quoting P1864 in the subject line.
Reader reviews of the Silentnight 800 Mirapocket Mattress
BedBoy publishes reader-submitted reviews to broaden the sentiment sample. Reviewer purchase status is not independently verified at submission. For verified-purchase ratings, see the Trustpilot block below. Submit a review, quoting P1864 in the subject line.
Although the mattress felt somewhat firmer than expected, its comfort level is balanced out by the added eco-friendly features. Overall, pleased with the quality.
Great comfort and lightweight
very comfortable, no disturbing while a person rolling over beside you
Good supportive mattress
Great night sleep
Good support and value for a mattress in this price range. In spare bedroom so positive reports from guests
Firm but.not like a table top. Light enough to move. Hard wearing. Good for aged bones and body support.
My son wakes up every morning refreshed and in a good mood great purchase
Is comfy
All good so far
My son sleeps very comfortably now
This mattress is very supportive & comfortable
Nice looking, quite comfortable
Good value
Improvement Points: No handles, hard to pick up and move
Comfortable and not too soft.
Improvement Points: Handles would be useful
Really comfortable and supportive mattress. Not too bulky either.
My son was really pleased and said it was very comfy
As advertised.
Verified retailer reviews
Independent Trustpilot reviews of Mattress Online.
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