Deal verdict
Too early to call.
We need 30 days of prices for the Silentnight Rio Miracoil Cushion Top Mattress and the Ergoflex 5G Mattress before judging the deal.
Beds on Legs
Not enough history yet
£319.99 Double · Open coil
£319.99 today. We started tracking this on 13 Nov 2026. A verdict needs 30 days of prices.
Checked
Ergoflex
Not enough history yet
£528 Double
£528 today. We started tracking this on 13 Nov 2026. A verdict needs 30 days of prices.
Checked
| Silentnight Rio Miracoil Cushion Top Mattress | Ergoflex 5G Mattress | |
|---|---|---|
| Firmness | Medium firm | Not stated |
| Mattress type | Open coil | Not stated |
| Warranty | 5 years | Not stated |
| Layers | Not stated | 5 |
| Sizes | Single, Small Double, Double, King, Super King | Single, Double, EU Double, King, EU King, Super King |
Specs are the figures each retailer publishes. Prices are for the size shown above.