Deal verdict
Too early to call.
We need 30 days of prices for the Sealy Posturepedic Elevate Holst Mattress and the Ergoflex 5G Mattress before judging the deal.
Mattress Online
Not enough history yet
£914 Double
£914 today. We started tracking this on 14 Nov 2026. A verdict needs 30 days of prices.
The chart appears once we have more than one day of prices. We started tracking this on 14 Nov 2026.
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
| Sealy Posturepedic Elevate Holst Mattress | Ergoflex 5G Mattress | |
|---|---|---|
| Firmness | Medium | Not stated |
| Warranty | 7 years | Not stated |
| Layers | Not stated | 5 |
| Sizes | Single, 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.