Silentnight Rio Miracoil Cushion Top Mattress
- In-stock
- Finance available
- Free delivery
- Returns
- Feature: Hypoallergenic
- Feel: Firm
- Brand: Silentnight
From £244.95
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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 2 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
- Excellent
- Delivery charge
- Excellent
- Customer sentiment
- Good
- Guarantee
- Excellent
About the Silentnight Rio Miracoil Cushion Top Mattress
Last checked
Firm back support is the point of the Silentnight Rio Miracoil Cushion Top Mattress, with a firm, 5 of 5 feel set over Miracoil springs and a fibre-based cushion top. That is a deliberate bias. Compared with pocket-sprung mattresses, a Miracoil unit is more about linked, stable support than highly individualised spring response, so the practical gain is steadiness across the bed rather than the more pinpoint contouring associated with separate pockets. The tri-zoned support claim is useful because it gives firmer resistance through the hips and lower back while easing slightly at the shoulder area, though the overall character remains firm rather than deeply adaptive. Eco Comfort Fibre is a sensible comfort layer for this build: breathable, recycled and vegan-friendly, but more conservative in cushioning than latex or memory foam. The comfort package is practical rather than indulgent. A knitted, hypoallergenic cover softens the surface without changing the underlying tension, and the 24cm depth puts it in everyday-mattress territory rather than a thin occasional-use profile. The single-sided design is convenient, with rotation doing the maintenance work.
Back sleepers are the clearest match here because the firm Miracoil support keeps the pelvis from dropping too far and gives the lower back a more level platform. That matters most on the back. Some stomach sleepers may also suit the tension, particularly where a softer mattress would let the hips sink and exaggerate spinal arching, but side sleepers with pronounced shoulders, wider hips or an hourglass shape may feel pressure sooner because the support layer does not invite much sink-in. For average-to-heavier back sleepers, the firmer feel is the useful part of the spec; lighter sleepers may experience the same surface as more rigid because their body weight will not compress the springs and fibres as much. Temperature-wise, Eco Comfort Fibre and a knitted cover point towards a more breathable surface than dense foam-heavy constructions, so the cooling story is plausible in material terms rather than just decorative branding. Couples get two practical features: edge support for using more of the width, and a no roll-together design intended to reduce the pull into the centre. The linked spring feel will not isolate movement like a pocketed unit, but the firmer tension and edge structure make the bed feel steadier for partners with similar support needs.
Pros and Cons
Pros
- Back sleepers get a firm 5 of 5 Miracoil platform that helps limit pelvic drop.
- Tri-zoned support gives firmer resistance at the hips and lower back, with slight shoulder easing.
- Eco Comfort Fibre is breathable, recycled and vegan-friendly, reducing reliance on dense foam layers.
- Couples can use more width thanks to edge support and a no roll-together design.
Cons
- Side sleepers with wider hips may feel pressure because the firm 5 of 5 build allows little sink.
- Hourglass side sleepers may feel pressure sooner, as the firm support layer invites limited sink-in.
- Lighter sleepers may find the surface rigid, since their weight compresses the springs and fibres less.
- Movement-sensitive couples get less isolation from the linked spring unit than from pocketed units.
Price Tracker
Written by
Gary Ferguson, Research Writer
Last checked by Gary Ferguson on . Scoring follows our scoring methodology.
Specifications
Manufacturer specifications without the jargon, easy to scan and compare.
No roll-together
Crafted with innovative technology, this item ensures independent sleeping zones, eradicating disruptions caused by movement by one person, thereby offering you a serene night's sleep. Furthermore, this distinctive attribute aims to promote even weight distribution, essentially contributing to better sleep posture and relieving areas of high pressure, ensuring you wake up refreshed and invigorated each morning.
5 year guarantee
A 5 year guarantee is longer than the industry standard and gives confidence that both the supplier and retailer have confidence in the product they sell. After all, if it goes wrong through a manufacturing defect in this time, they will be the ones on the hook! Sleep soundly with the confidence that you will not be left out of pocket through this period. A win for the consumer.
Vegan-friendly
Heralding a compassionate step towards lifestyle compatibility, a vegan-friendly attribute implies the absence of animal-derived elements, a prominent feature savored by the environmentally-conscious folks. With a likely negative for allergy sufferers due to the potential inclusion of synthetic materials, it's debatable whether this facet should be an ultimate decisive factor.
24cm deep
Featuring a substantial depth of 24cm, this mattress provides ample cushioning and support, catering to varying sleep preferences with its luxuriously cozy yet supportive feel. The enhanced depth also suggests a higher level of material build, implying improved durability and longevity, encouraging an extended mattress lifespan that's a beneficial investment for the long run.
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.
Approved by the National Bed Federation
The independent seal of approval from the National Bed Federation assures meticulous standards of manufacturing. With a rigorous assessment of quality, durability and safety, such an endorsement means you're getting a product that meets top-class industry standards, contributing to more sound and relaxed slumbers.
5 Year Guarantee Weights: Single: 13kg, Small Double: 17kg, Double: 19.5kg, King Size: 23kg, Superking: 27kg
A five-year guarantee offers peace of mind as it suggests a long-lasting nature of the item with minimum wear and tear issues. Given the weights, ranging from 13kg for a single to 27kg for a superking, this indicates a well-constructed, robust and possibly more supportive mattress regardless of its dimensions.
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.
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.
Pressure relief
Experience the thrill of undisturbed slumber by utilizing the pressure relief feature in your new mattress. This distinctive trait focuses on diminishing pressure points throughout your body, distributing weight evenly and providing a tailor-made sleeping experience resembling zero gravity.
Reinforced mattress edge
A reinforced edge signifies a mattress feature where the borders have been fortified, adding a firmness to the perimeter. This enhancement not only provides bolstered support, but also prevents premature sagging, and in turn amplifies the durability and longevity of your sleep surface.
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.
Lower back support
You'll find comfort in knowing that lower back support benefits considerably from this mattress's construction. It can work wonders in maintaining spinal alignment, thus enhancing sleep by reducing discomfort, particularly for individuals accustomed to sleeping on their sides.
Firm
Firmness in a mattress indicates robust support for your spine, reducing the risk of back pain and contributing favourably to your posture. Still, it might not be suitable for those who prefer a softer surface or side sleepers, who could find such solidity uncomfortable.
Miracoil springs
Miracoil springs offer exceptional support for your back due to the continuous coil design which ensures weight is evenly distributed. This means an enhanced sleeping experience with less partner disturbance, leading to uninterrupted and restful nights.
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.
Handcrafted in the UK
Wow! If you're looking for a high-quality mattress that is handmade in the UK, then this is one to watch. This mattress is made with high-quality materials and tested to ensure quality.
Made in the UK
This 100% UK made product is the perfect choice for a home with a sense of individuality. Sleep in comfort with the knowledge that you'll waking up refreshed and ready for another day.
Single-sided
Unlike double-sided mattresses that require flipping, a single-sided mattress only needs to be rotated periodically, making maintenance easier.
Frequently Asked Questions For The Silentnight Rio Miracoil Cushion Top 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 P1056 in the subject line.
Reader reviews of the Silentnight Rio Miracoil Cushion Top 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 P1056 in the subject line.
Really appreciating the combination of firm support and comfort provided by this mattress. It's eco-friendly aspect is a bonus.
Mattress is very firm but we use a memory foam topper which makes it perfect.
Really comfy
Possibly the best Silentnight mattress yet!
Good quality, nice cushioned surface.
Great value for money, you wont be disappointed.
Good quality
Budget price but good quality
Nice and light to lift.
Firm but comfortable, really good support and my lower back pain is gone. :)
Great mattress, good quality. Firm enough.
Good value mattress which is as I imagined it to be. It's a difficult item to choose online, you don't have the benefit of trying it out so the description is important when deciding on the level of firmness.
looks good great price
Very comfortable mattress. Always have gone with Silentnight mattresses and never been disappointed.
Improvement Points: It looks a bit ugly, but I suppose that's not important as it's covered by a sheet!
Value for money
Good quality at a good price.
best nights sleep for years
very supportive and comfortable - it's marketed as medium/firm but feels more firm, so just right.
Best nights sleep in a long time and the bonus is it's great value for money
Verified retailer reviews
Independent Trustpilot reviews of Mattress Online.
Customers Went On To Purchase
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