Available 
Silentnight Kids Bonnell Quilted Mattress
from £209.
£209
Sizes tracked: Single
Silentnight Kids Mattress
Silentnight Kids Bonnell Bunk Mattress review
Silentnight Kids Bonnell Bunk Mattress is a practical Single-size kids bunk mattress shortlist option with a medium-to-firm feel, open-coil springs and retailer-backed reassurance.
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Last verified: 2026-09-04
Quick verdict
The Silentnight Kids Bonnell Bunk Mattress looks like a sensible shortlist pick if you want a kids mattress with a medium-to-firm feel rather than a softer, sink-in style. At £179 for the tracked Single size, it sits in a competitive part of the market, so the real question is whether the open-coil build and limited size choice suit your bunk bed and your child’s comfort preference. The listing does not confirm exact depth, so check clearance against your bunk bed’s safety rails before you buy.
Available sizes and prices
Silentnight Kids Bonnell Bunk Mattress is listed with 1 size option from £179. The visible sizes include Single, so use the table to compare the option that matches the exact size, colour, format or specification you want. Always confirm the final checkout price, delivery charge and stock status on the retailer page.
| Size | Firmness | Price | Stock | Last checked | Link |
|---|---|---|---|---|---|
| Single | Check retailer | £179 | In stock | 2026-09-04 | View |
Key product details
These are the retailer details worth checking first for Silentnight Kids Bonnell Bunk Mattress: Brand: Silentnight; Type: Kids Mattress; Sizes tracked: Single; Price range: £179. Treat them as a quick fact sheet, then use the retailer page to verify any installation, warranty, delivery or model-number details before buying.
| Brand | Silentnight |
|---|---|
| Type | Kids Mattress |
| Sizes tracked | Single |
| Price range | £179 |
| Owner rating signal | 4.7 out of 5 shown; review volume needs checking with the retailer |
| Last checked | 2026-09-04 |
What the retailer page shows
Mattress Online lists traditional open coil springs, soft white fibres in the comfort layer, a medium to firm firmness rating, a 100-night comfort trial and a 5-year guarantee. The product is also described as expertly handcrafted in the UK. Those are the main details to verify on the retailer page before you compare it with other kids bunk mattresses.
What the wider evidence suggests
The main takeaway is that this model has useful product-page detail, but limited independent public review coverage for the exact mattress, so it works better as a compare-and-check shortlist than a definitive winner. The visible 4.7/5 retailer rating is helpful sentiment, not independent evidence, and some related Silentnight kids bunk mattress context should be treated as family-level background rather than exact-model proof. Compare it with nearby kids mattresses such as Silentnight Kids Bonnell Quilted Mattress and Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress if you want to judge whether a different support style or price point makes more sense.
Buyer trade-offs to weigh
The biggest trade-off is straightforward support versus broader choice. The Silentnight Kids Bonnell Bunk Mattress uses traditional open coil springs with soft white fibres and a medium to firm feel, so it is geared toward a firmer-leaning bunk mattress rather than a plush, sink-in build. The single tracked variant means you do not have much size flexibility to work with, and the listed £179 price sits close to the peer median of £173.50, so value depends more on fit than on being the cheapest kids mattress in the set.
Price and value benchmark
At £179, this mattress sits close to the peer median of £173.50, so it reads as fairly priced rather than bargain-basement or premium. The RRP of £273.90 gives the current price some context, but shoppers should still compare the final checkout total, delivery and stock status on Mattress Online. Because the tracked variant count is only one, the value question is less about range and more about whether this exact Single size is the right fit.
How it compares with nearby alternatives
The nearest comparison points in the current set are Silentnight Kids Bonnell Quilted Mattress at £30 more and Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress at £41 less. That makes the Silentnight Kids Bonnell Bunk Mattress a middle-ground option on price, but not the cheapest route into a kids mattress. Compare specification fit as well as cost: the open-coil construction here is a simpler build than some deeper or different-style alternatives, so frame fit and feel matter as much as the headline price.
How to read the review evidence
Mattress Online shows a visible 4.7/5 rating and 305 reviews on the kids category page, but that should be treated as retailer sentiment rather than independent evidence. The review coverage for this exact mattress appears limited in public search results, so there is not enough product-specific commentary to treat the score as a stand-alone buying reason. If reviews matter to you, check how many of them are actually tied to this exact model and whether any mention the same bunk-bed use case.
Who it suits
This mattress appears best suited to children’s rooms and guest rooms where you want a practical, medium-to-firm option with a simple support structure. The Silentnight name, single size and bunk-mattress positioning make it a neat fit for shoppers who value a familiar brand and a no-fuss spec. It is also a reasonable candidate if you want retailer-backed reassurance from the 100-night comfort trial and 5-year guarantee.
Who should avoid it
Skip it if you need more than one size, want a softer sink-in feel, or need verified compatibility with a specific bunk frame before buying. The Silentnight Kids Bonnell Bunk Mattress is only tracked in Single, and the available product information does not confirm mattress depth or exact bunk-bed fit, so shoppers with tighter safety-rail or height limits should compare alternatives first. It is also not the best starting point if you want strong independent review coverage rather than retailer-page reassurance.
Comfort and support
For support, the Silentnight Kids Bonnell Bunk Mattress uses traditional open coil springs, with soft white fibres as the comfort layer and a medium to firm rating on Mattress Online. That combination points to a straightforward feel rather than a deeply cushioned build, which may suit children who prefer steadier support or a guest room where you want predictable comfort. The listing supports product-description guidance only, so keep this as a comfort-and-support check rather than a medical or pain-relief claim, and confirm the Single size and bunk-frame fit before checkout.
Value check
On current price alone, £179 looks reasonable for a Silentnight kids bunk mattress with a 100-night comfort trial and 5-year guarantee. The value case is stronger if you specifically want the Single size and a medium-to-firm feel, and weaker if you need a different size or deeper specification. Before paying, check the latest retailer page for delivery charges, stock status and any variant changes, because those details can shift the real value quickly.
Good alternatives to compare
The closest alternatives to compare with Silentnight Kids Bonnell Bunk Mattress include Silentnight Kids Bonnell Quilted Mattress, Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress, Aspire Pocket+ 1000 Tufted Mattress. Use these cards to check whether a nearby model gives you a better price, a more suitable specification or a clearer match for your space and budget.
Available 
Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress
from £149.
£149
Sizes tracked: Single
Available 
Aspire Pocket+ 1000 Tufted Mattress
from £205-£305.
£205-£305
Sizes tracked: Small Single, Single, Small Double, Double, King Size
Retailer details used
Last checked 2026-09-04. The source list below is included to help you check the details behind the comparison. Always confirm the latest price, delivery cost, stock status and product details with the retailer before buying.
More mattresses to compare
These related guides and reviews can help you compare nearby options before buying.
Questions about this mattress
Is the Silentnight Kids Bonnell Bunk Mattress suitable for a bunk bed or guest room?
It looks well suited to a bunk bed or guest room if you want a simple medium-to-firm kids mattress in Single size. Just verify the mattress depth and frame compatibility on the retailer page, because the available product information does not confirm exact bunk-bed fit.
What do the 100-night comfort trial and 5-year guarantee mean?
They are retailer purchase protections, not proof of performance. The 100-night comfort trial gives you a window to judge the feel at home, while the 5-year guarantee adds reassurance on cover terms, so check the retailer’s conditions before buying.
How does the £179 price compare with nearby alternatives?
£179 sits close to the peer median of £173.50 in the current comparison set. It is more expensive than the Jay-Be QUEST Q1 Deep e-Spring Childrens Mattress and cheaper than the Silentnight Kids Bonnell Quilted Mattress, so compare feel and size as well as price.
Are the retailer ratings enough to rely on?
Not on their own. The visible 4.7/5 score and review count are useful sentiment from Mattress Online, but they are not independent evidence and the exact-model review coverage appears limited, so use them as one part of the decision rather than the whole picture.
Are there other size options besides Single?
The tracked listing only shows Single, so this is a narrow-size choice compared with broader kids mattress ranges. If you need more than one size, start with alternatives first and confirm whether other variants exist on the latest retailer page.