Deal verdict
The Silentnight Firm 1000 Pocket Orthopaedic Mattress is the better deal today.
It is at a genuine low, while the Emma Original Mattress has been cheaper. The Silentnight Firm 1000 Pocket Orthopaedic Mattress costs £157.90 less today.
Dunelm
Good time to buy
£265.30 Double · Pocket sprung
Shown as reduced from £379
£265.30 is a genuine low. It's been this cheap on only 2 of the 68 days we've tracked.
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Emma
Worth waiting
£423.20 Double
It's been cheaper. It was £398.65 on 6 Sep 2026. It's been £423.20 or less for 32% of the 294 days we've tracked.
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| Silentnight Firm 1000 Pocket Orthopaedic Mattress | Emma Original Mattress | |
|---|---|---|
| Firmness | Firm | Medium firm |
| Mattress type | Pocket sprung | Not stated |
| Warranty | 5 years | 10 years |
| Layers | Not stated | 5 |
| Sizes | Double, King, Super King | Single, Small Double, Double, EU Double, King, EU Queen, Super King |
Specs are the figures each retailer publishes. Prices are for the size shown above.