UK Standard · Size Guide
Find Your Perfect Size
Tap any size, watch the bed grow, and check it against your room — all to the centimetre.
MattressFrameAvg adult (173 cm) shown for scale
Best for
Couples — UK's most popular choice
Min room
From 3.3 × 3.6 m
Mattress depth
25–32 cm
UK Standard Dimensions
| Size | Centimetres | Feet & Inches | Sleepers |
|---|---|---|---|
| Single | 90 × 190 cm | 3′ × 6′3″ | 1 adult |
| Small Double | 120 × 190 cm | 4′ × 6′3″ | 1 adult |
| Double | 135 × 190 cm | 4′6″ × 6′3″ | 2 adults |
| King | 150 × 200 cm | 5′ × 6′6″ | 2 adults |
| Super King | 180 × 200 cm | 6′ × 6′6″ | 2 adults |
See It In Your Room
Pick a room size and a bed to check fit and floor space.
Free space
75%
Free area
8.9 m²
Coverage
25%
Who Is It For?
Solo sleepers
Single, Small Double, or Double — choose by space and how much sprawl you like.
Couples
King is the UK favourite. Super King for taller sleepers or those who prefer not to touch.
Guest rooms
Single or Double balance versatility with broad guest comfort.
Mattress Thickness Guide
- Up to 18 cmChildren's beds, bunks, day beds
- 18–22 cmStandard guest beds, occasional use
- 22–28 cmEveryday adult mattresses, balanced support
- 28–32 cmPremium memory foam and pocket-sprung
- 32 cm +Luxury hybrids and box-top mattresses