# dosleeps King Size Mattress 5FT, 10 Inch Medium Firm, 25cm

Source: https://www.ranked10.co.uk/home/best-mattress-for-side-sleepers/dosleeps-3-values
Ranked #10 in "Best Mattress for Side Sleepers 2026: Two Say Extra Firm": https://www.ranked10.co.uk/home/best-mattress-for-side-sleepers

- Price: £199.99 (checked on Amazon UK on 2026-09-13)
- Amazon rating: 3.7 from 128 ratings
- Buy on Amazon: https://www.amazon.co.uk/dp/B0FM329WPT?tag=ranked10-21

The dosleeps king size mattress costs £199.99 and is rated 3.7 stars from 128 ratings, with nine zones, gel memory foam and a ten inch profile.

It takes tenth because it has the worst rating in this article — 21 per cent of buyers at one star — and because its own page gives its thickness three times as ten inches, 24 centimetres and 25.

## Specification

| Field | Value |
|---|---|
| Thickness | 10 inches, 24cm and 25cm in three fields |
| Ratings | 3.7 from 128 |
| Construction | Nine zones, gel memory foam |
| Weight | 28.1 kilograms |
| Depth | 25 centimetres, by the size field |
| Price | £199.99 |

## Questions people ask

**How deep is it?**

The page says 10 inches, 24 centimetres and 25 centimetres.

**Why is the rating low?**

21 per cent of 128 buyers give it one star.

**Is it firm?**

Medium firm, in the title.

**How many zones?**

Nine.

**Why is it tenth?**

Because the record is the worst here and its own depth is three numbers.

**How many ratings does it have?**

128 at the time of collection, averaging 3.7 stars, with 61 per cent five-star and 21 per cent one-star.