Deal verdict
Too early to call.
We need 30 days of prices for the Silentnight Healthy Growth Cosmo Eco Comfort Mattress before judging the deal.
Silentnight
Not enough history yet
£259 Single
£259 today. We started tracking this on 13 Nov 2026. A verdict needs 30 days of prices.
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Dormeo
Usual price
£249 Single · Memory foam
£249 is the usual price. You can safely ignore any countdown timer. It's been £249 or less for 100% of the 60 days we've tracked.
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| Silentnight Healthy Growth Cosmo Eco Comfort Mattress | Dormeo Aloe Vera Memory Foam Mattress | |
|---|---|---|
| Firmness | Not stated | Medium firm |
| Mattress type | Not stated | Memory foam |
| Warranty | Not stated | 15 years |
| Sizes | Single | Single, Double, King, Super King |
Specs are the figures each retailer publishes. Prices are for the size shown above.