Mattress Size 
Mattress Size
Mattress Size
| International Mattress Sizes | ||||
| Denomination | USA & Canada inches (cm) |
UK inches (cm) |
Europe (Continental) cm |
Asia (Indonesia) cm |
| Mini Single | 30×75 in (76.2×191 cm) | 100×200 cm | ||
| Twin/Single | 39×75 in (99×191 cm) | 36×75 in (91×191 cm) | 90×200 cm | 120×200 cm |
| Twin/Single XL | 39×80 (99×203) | 42x75 (106x75) | ||
| Double | 54×75 (137×191) | 48×78 (122×198) | 140×200 cm | |
| Double/Full XL | 54×80 (137×203) | 54x78 (137x198) | ||
| Queen | 60×80 (152x203) | 160×200 cm | 160x200 cm | |
| Olympic/Expanded Queen novelty size by Simmons | 66×80 (167×203) | |||
| California Queen (primarily a wood framed waterbed size, becoming obsolete) | 60x84 (152×213) | |||
| King | 76×80 (193×203) | 60×78 (152×198) | 180×200 cm | 180×200 cm |
| California King | 72×84 (183×213) | |||
| Super King / Xtra King | 72×78 (182×198) | 200x200 cm | ||
| Grand King (novelty size by Select comfort air beds) | 80×98 (203×249) | |||