Small Double Mattresses

A UK small double mattress measures 120cm wide by 190cm long. This is wider than a single (90cm) but narrower than a standard double (135cm). Always use small double-specific bedding rather than standard double, as double fitted sheets will be too wide and will not sit properly.

Yes — a small double is a great choice for a solo adult who finds a single too narrow. The additional 30cm of width makes a meaningful difference to sleeping comfort, especially for those who move around during the night. It also works well in a studio flat or smaller room where a full double might feel too large.

Yes — we offer small double mattresses across memory foam, pocket sprung, orthopaedic, and hybrid constructions, as well as gel, pillow top, and open coil options. Simply filter the mattress collections by 'Small Double' to see all available options.

Small double bedding (120cm) is a standard UK size and readily available from most bedding retailers. However, the range is not as wide as standard double or king size, so it's worth checking bedding availability before committing to a small double if you have specific bedding preferences.

No — the firmness and construction of a mattress is the same regardless of size. A small double version of a given mattress will feel identical in comfort and support to the king or double version. The only difference is the physical dimensions.