Available 
Silentnight Memory 800 Mirapocket Mattress
from £315-£645.
£315-£645
Sizes tracked: Single, Small Double, Double, King Size, Super King
Silentnight Pocket Sprung
Silentnight Air Plus 1000 Mirapocket Mattress review
Silentnight Air Plus 1000 Mirapocket Mattress is a firm-feel Silentnight pocket sprung mattress with five size options, a 100-night trial and a 5-year guarantee.
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Last verified: 2026-09-23
Quick verdict
Silentnight Air Plus 1000 Mirapocket Mattress is a firm mattress from Silentnight with Mirapocket springs, Air Plus fibres and prices tracked from £315 to £615. It looks most appealing if you want a branded pocket sprung mattress with a wide size spread, but you should still check live stock, because the Super King is currently shown as out of stock.
Available sizes and prices
Silentnight Air Plus 1000 Mirapocket Mattress is listed with 5 size options from £315-£615. The visible sizes include Single, Small Double, Double, King Size, 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 | £315 | In stock | 2026-09-23 | View |
| Small Double | Check retailer | £405 | In stock | 2026-09-23 | View |
| Double | Check retailer | £439 | In stock | 2026-09-23 | View |
| King Size | Check retailer | £515 | In stock | 2026-09-23 | View |
| Super King | Check retailer | £615 | Check retailer | 2026-09-23 | View |
Key product details
These are the retailer details worth checking first for Silentnight Air Plus 1000 Mirapocket Mattress: Brand: Silentnight; Type: Pocket Sprung; Sizes tracked: Single, Small Double, Double, King Size, Super King; Price range: £315-£615. 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 | Pocket Sprung |
| Sizes tracked | Single, Small Double, Double, King Size, Super King |
| Price range | £315-£615 |
| Owner rating signal | 4.6 out of 5 shown; review volume needs checking with the retailer |
| Last checked | 2026-09-23 |
Product page evidence
The retailer listing describes this as a pocket sprung mattress with Mirapocket springs, Air Plus fibres and a firmness rating of Firm. It also shows a 100-night comfort trial, a 5-year guarantee and free delivery to most locations, while noting that mattress depth can affect bedding, toppers and bed-frame suitability. That makes the practical checks clear: confirm the exact size, depth and delivery details before buying.
What the wider comparison suggests
In the current price set, the starting price of £315 sits below the comparable-product median of £599, so this Silentnight model lands in a value-friendly part of the market rather than the premium end. It also has 5 tracked variants, above the peer median of 4, which helps if you need a size-specific buy. The visible 4.6 out of 5 rating and 1,486 reviews are helpful, but the review volume still needs checking on the live page before you rely on reputation alone. Nearby Silentnight alternatives worth comparing include the Memory 800 Mirapocket Mattress, Air Plus 800 Mirapocket Mattress and Memory 1000 Mirapocket Mattress.
Buyer trade-offs to weigh up
The main trade-off is feel: this is listed as Firm, so it is better matched to shoppers who want a sturdier pocket sprung feel than to anyone looking for a softer, more cushioned surface. The other trade-off is size and price spread, with Single at £315 and Super King at £615, so the model you choose changes the budget noticeably. You should also check frame and bedding compatibility, because the retailer specifically flags depth as an important factor, and final delivery or checkout pricing can change before purchase.
Price and value benchmark
At £315 for the entry size, Silentnight Air Plus 1000 Mirapocket Mattress starts well below the £599 median for comparable pocket sprung mattresses. That makes it a sensible comparison point for value-focused buyers who still want a branded Silentnight model with a trial and guarantee. The full tracked spread runs from £315 to £615, so the size you choose matters just as much as the product name.
How it compares with nearby alternatives
Against Silentnight Memory 800 Mirapocket Mattress, this model sits in the same brand family and price neighbourhood, so the decision comes down to the exact feel and features you want rather than a dramatic budget gap. Silentnight Air Plus 800 Mirapocket Mattress is the closest Air Plus alternative and starts lower, which may suit shoppers who want to save money and can accept a different spec. Silentnight Memory 1000 Mirapocket Mattress is another close reference point, especially if you want to compare Silentnight’s memory-led and Air Plus-led options side by side before choosing a size.
How to read the review evidence
The visible 4.6 out of 5 rating is encouraging, and the page shows 1,486 reviews, but star ratings are only one part of the picture. Because the product-specific review evidence is still limited in detail, shoppers should treat the rating as a signal, not proof, and check the current owner comments on the retailer page before making a final decision.
Who it suits
This mattress should suit shoppers wanting a firmer-feeling pocket sprung mattress with Silentnight branding and multiple size choices from Single through Super King. It also fits buyers who like a more reassuring purchase setup, because the 100-night comfort trial and 5-year guarantee make it easier to compare with simpler alternatives. If you want a practical everyday mattress and care about size flexibility, it is worth shortlisting.
Who should avoid it
If you prefer a softer feel or a mattress with a more cushioned surface, this Firm-rated Silentnight Air Plus 1000 Mirapocket Mattress is probably not the best first pick. The tracked sizes run from Single at £315 to Super King at £615, so buyers who need a particular size should check stock and price together rather than assuming every option is available. It is also worth avoiding if you need a mattress without checking depth, because the retailer flags depth as important for bedding, toppers and bed frames.
Comfort and support
Silentnight lists Mirapocket springs as the support system and Air Plus fibres as the comfort layer on this Silentnight Air Plus 1000 Mirapocket Mattress, so the feel is likely to be more spring-led than sink-in soft. In practical terms, that points to a firmer pocket sprung mattress with a lighter fibre surface rather than a deeply cushioned one, which is why the Firm rating matters when you compare it with softer alternatives. Use the support and comfort details as a feel guide only, not as a health or sleep-outcome claim.
Value verdict
Value looks reasonable if you want a branded Silentnight mattress, five size choices, a 100-night comfort trial and a 5-year guarantee without moving into the top end of the market. The biggest value check is whether the live price, size availability and delivery details still match the tracked information, especially as the Super King is currently out of stock. Compare it with the Silentnight Memory 800, Air Plus 800 and Memory 1000 alternatives to see whether a different size or spec gives you a better fit for your budget.
Good alternatives to compare
The closest alternatives to compare with Silentnight Air Plus 1000 Mirapocket Mattress include Silentnight Memory 800 Mirapocket Mattress, Silentnight UltraGel 1400 Mirapocket Mattress, Silentnight Air Plus 800 Mirapocket 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 
Silentnight UltraGel 1400 Mirapocket Mattress
from £378-£775.
£378-£775
Sizes tracked: Single, Small Double, Double, King Size
Available 
Silentnight Air Plus 800 Mirapocket Mattress
from £267-£547.
£267-£547
Sizes tracked: Single, Small Double, Double, King Size, Super King
Retailer details used
Last checked 2026-09-23. 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 Silentnight Air Plus 1000 Mirapocket Mattress firm or medium?
It is listed as Firm on the retailer page, so it is aimed at shoppers who want a firmer-feeling pocket sprung mattress rather than a softer, more cushioned one.
What sizes are available and does the price change by size?
Tracked sizes are Single, Small Double, Double, King Size and Super King, and the price ranges from £315 to £615. The Super King is currently shown as out of stock, so check live availability before ordering.
Does it come with a trial or guarantee?
Yes. The retailer page advertises a 100-night comfort trial and a 5-year guarantee, which are useful reassurance points when you are comparing it with nearby Silentnight alternatives.
Is the 4.6-star rating enough to trust the mattress?
It is a helpful sign, but not enough on its own. The page shows 1,486 reviews, yet you should still read the current owner comments on Mattress Online to understand how people describe the firm feel and overall comfort.
Will the mattress depth affect my bed frame, bedding or topper?
Yes, the retailer specifically says depth can affect bedding, toppers and bed-frame suitability. If your current setup is tight on space or uses fitted bedding, it is sensible to check the exact depth before buying.