UK mattresses come in six standard sizes. Pick the size that matches your bed frame or base, then choose the type and firmness that suit you. All mattresses come with free delivery.
UK mattress sizes at a glance
| Size | Dimensions (approx.) | Shop |
|---|---|---|
| Small Single | 2ft 6in – 75 x 190cm | Small single mattresses |
| Single | 3ft – 90 x 190cm | Single mattresses |
| Three Quarter / Small Double | 4ft – 120 x 190cm | Three quarter / small double mattresses |
| Double | 4ft 6in – 135 x 190cm | Double mattresses |
| King Size | 5ft – 150 x 200cm | King size mattresses |
| Super King | 6ft – 180 x 200cm | Super king mattresses |
Sizes can vary by a centimetre or two between manufacturers. Check the product page for exact dimensions.
Shop by size and type
- Pocket spring: Single · Three quarter / small double · Double · King size · Super king
- Memory foam: Single · Three quarter / small double · Double · King size · Super king
Choosing the right firmness
- Soft to medium suits side sleepers and lighter sleepers.
- Medium is the most popular choice and suits most people.
- Medium to firm suits back and front sleepers and heavier sleepers.
Need a bed too? See our Bed Size Guide.