Deal verdict
The Harrison Spinks Alwoodley 9750 Pocket Mattress is the better deal today.
It is at its usual price, while the Dormeo S Plus Evolution Memory Foam Mattress has been cheaper. The Dormeo S Plus Evolution Memory Foam Mattress costs £566 less today.
Mattress Online
Usual price
£1,365 Double · Pocket sprung
£1,365 is the usual price. You can safely ignore any countdown timer. It's been £1,365 or less for 100% of the 155 days we've tracked.
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Dormeo
Worth waiting
£799 Double · Hybrid
It's been cheaper. It was £489 on 12 Nov 2026. It's been £799 or less for 100% of the 32 days we've tracked.
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| Harrison Spinks Alwoodley 9750 Pocket Mattress | Dormeo S Plus Evolution Memory Foam Mattress | |
|---|---|---|
| Firmness | Medium | Not stated |
| Mattress type | Pocket sprung | Hybrid |
| Warranty | 5 years | 15 years |
| Sizes | Single, Double, King, Super King, Emperor | Single, Double, King, Super King |
Specs are the figures each retailer publishes. Prices are for the size shown above.