Mattress Size

U.S/ Canada

U.K./Ireland

Australia

Europe/ Latin America

Twin/ Single

39 in x 75 in

97 cm x 191 cm

36 in x 75 in

90 cm x 190 cm

36 in x 74 in

91 cm x 187 cm

35 in x 79 in

90 cm x 200 cm

Extra-long Twin

39 in x 80 in

97 cm x 203 cm  Dorm size

42 in x 75 in

106 cm x 191 cm  Super single

36 in x 80 in

91 cm x 203 cm  Single extra-long

39 in x 79 in

99 cm x 200 cm  Large single

Double/full

54 in x 75 in

137 cm x 191 cm

54 in x 74 in

137 cm x 187 cm

55 in x 79 in

140 cm x 200 cm

Double/full XL

54 in x 80 in

137 cm x 203 cm

55 in x 79 in

140 cm x 200 cm

Queen (U.K.King)

60 in x 80 in

152 cm x 203 cm

60 in x 80 in

152 cm x 203 cm

63 in x 79 in

160 cm x 200 cm

King       (U.K. Super King )

76 in x 80 in

193 cm x 203 cm

72 in x 78 in

183 cm x 198 cm  Super King

72 in x 80 in

183 cm x 203 cm

71 in x 79 in

180 cm x 200 cm

California King

72 in x 84 in

183 cm x 213 cm

78 in x 78 in

198 cm x 198 cm

Eastern King

80 in x 80 in

203 cm x 203 cm Super King