Home Mattresses Small Double Mattresses 4'0 Small Double Mattresses 4'0 Measuring 120cm by 190cm, a small double mattress is 15cm narrower in width than standard double mattresses, fitting 4 foot beds – the smallest double bed size. Shop our collection of small double mattresses for your 4 foot double bed. From a 2000 pocket sprung mattress or 3000 pocket sprung mattress, rolled mattress, memory foam mattress, Orthopaedic beds and more. Designed for special size beds. Filter results 1 Mattress Colour White Mattress Range Non Sprung Size UK Small Single (75x190cm) UK Single (90x190cm) EU Single (90x200cm) UK Wide Single (107x190cm) Metric - Small Double (120x190) UK Small Double (122x190cm) Metric Double (135x190) UK Double (137x190cm) EU Double (140x200cm) UK King (150x200cm) EU King (160x200cm) Super King (180x200cm) Special Size - Special Size (168x175 Special Size - (66x198) Special Size - Small Single (75x150) Special Size - Small Single (75x160) Special Size - Small Single (75x168) Special Size - Small Single (75x170) Special Size - Small Single (75x175) Special Size - Small Single (75x180) Special Size - Small Single (75x183) Special Size - Small Single (75x200) Special Size - Small Single (75x206) Special Size - Small Single (75x210) Special Size - Small Single (75x213) Special Size - Small Single (80x150) Special Size - Small Single (80x160) Special Size - Small Single (80x170) Special Size - Small Single (80x175) Special Size - Small Single (80x180) Special Size - 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Short Double (135x170) Special Size - Short Double (135x175) Special Size - Short Double (135x180) Special Size - Long Double (135x200) Special Size - Long Double (135x206) Special Size - Long Double (135x210) Special Size - Long Double (135x213) Special Size - Short Double (137x150) Special Size - Short Double (137x160) Special Size - Short Double (137x168) Special Size - Short Double (137x175) Special Size - Short Double (137x180) Special Size - Short Double (137x183) Special Size - Double (137x200) Special Size - Double (137x206) Special Size - Double (137x210) Special Size - Double (137x213) Special Size - Double (140x150) Special Size - Double (140x160) Special Size - Double (140x170) Special Size - Double (140x175) Special Size - Double (140x180) Special Size - Double (140x190) Special Size - Double (140x206) Special Size - Double (140x210) Special Size - Double (140x213) Special Size - Short King (150x150) Special Size - Short King (150x160) Special Size - Short King (150x170) Special Size - Short King (150x175) Special Size - Short King (150x180) Special Size - Short King (150x183) Special Size - Short King (150x190) Special Size - Long King (150x206) Special Size - Long King (150x210) Special Size - Long King (150x213) Special Size - (160x150) Special Size - (160x160) Special Size - (160x170) Special Size - (160x175) Special Size - (160x180) Special Size - (160x190) Special Size - (160x206) Special Size - (160x210) Special Size - (160x213) Special Size - (170x150) Special Size - (170x160) Special Size - (170x170) Special Size - (170x175) Special Size - (170x180) Special Size - (170x190) Special Size - (170x200) Special Size - (170x206) Special Size - (170x210) Special Size - (170x213) Special Size - (175x150) Special Size - (175x160) Special Size - (175x170) Special Size - (175x175) Special Size - (175x180) Special Size - (175x190) Special Size - (175x200) Special Size - (175x206) Special Size - (175x210) Special Size - (175x213) Special Size - (180x150) Special Size - (180x160) Special Size - (180x170) Special Size - (180x175) Special Size - (180x180) Special Size - (180x190) Special Size - (180x200) Special Size - (180x206) Special Size - (180x210) Special Size - (180x213) Special Size - (190x150) Special Size - (190x160) Special Size - (190x170) Special Size - (190x175) Special Size - (190x180) Special Size - (190x190) Special Size - (190x200) Special Size - (190x206) Special Size - (190x210) Special Size - (190x213) view all Price £120.00 - £130.00 £160.00 - £170.00 £180.00 - £190.00 Mattress Firmness Rating 1 (Firmest) 3 (Medium) clear filters Sort By: Relevance Name Price: Low > High Price: High > Low Durability: Most > Least Durability: Least > Most Mattress Firmness Rating View 12 Products View 24 Products View 48 Products View 72 Products View All Products Take a closer look Orthopaedic - The Firm Mattress Take a closer look Essentials - Compact Mattress - 15cm deep Take a closer look Essentials - Body Comfort Deluxe Mattress Sort By: Relevance Name Price: Low > High Price: High > Low Durability: Most > Least Durability: Least > Most Mattress Firmness Rating View 12 Products View 24 Products View 48 Products View 72 Products View All Products What does a UK small double mattress measure? A UK small double mattress measures 120cm in width and 190cm in length, making it slightly smaller than the standard UK double mattress. We deliver all our UK small double mattresses worldwide. What style of UK small double mattresses do you sell? We sell a variety of styles of UK small single beds, with our range offering you options such as contract hotel & leisure, non-sprung and pocket sprung mattresses.