are all queen size beds the same size
Bed size
Mattress size ( width × length ) US and Canada Australia Ireland and UK New Zealand Continental Europe Japan China Thailand Singapore Brazil Small single or Cot 30 in × 75 in 76 cm × 191 cm 60 cm × 190 cm 24 in × 75 in 80 cm × 190 cm 31 in × 75 in 85 cm × 195 cm 33 in × 77 in 91 cm × 188 cm 36 in × 74 in Single , Twin , or Bunk 38 in × 75 in 97 cm × 191 cm 92 cm × 188 cm 36 in × 74 in 90 cm × 190 cm 35 in × 75 in 91 cm × 188 cm 36 in × 74 in 90 cm × 200 cm 35 in × 79 in 97 cm × 195 cm 38 in × 77 in 106 cm × 188 cm 42 in × 74 in 107 cm × 198 cm 42 in × 78 in 91 cm × 191 cm 36 in × 75 in 88 cm x 188 cm 35 in x 74 in Twin extra long 38 in × 80 in 97 cm × 203 cm 91 cm × 203 cm 36 in × 80 in 90 cm × 210 cm 35 in × 83 in 97 cm × 205 cm 38 in × 81 in King single or Super single 107 cm × 203 cm 42 in × 80 in 107 cm × 203 cm 42 in × 80 in 120 cm × 200 cm 47 in × 79 in 110 cm × 195 cm 43 in × 77 in 107 cm × 191 cm 42 in × 75 in 96 cm x 203 cm 38 in x 80 in Small double or Three - quarter 48 in × 75 in 122 cm × 191 cm 120 cm × 190 cm 47 in × 75 in 122 cm × 195 cm 48 in × 77 in Double or Full 54 in × 75 in 137 cm × 191 cm 138 cm × 188 cm 54 in × 74 in 135 cm × 190 cm 53 in × 75 in 137 cm × 188 cm 54 in × 74 in 140 cm × 200 cm 55 in × 79 in 140 cm × 195 cm 55 in × 77 in 152 cm × 188 cm 60 in × 74 in 122 cm × 198 cm 48 in × 78 in 138 cm x 188 cm 54 in x 74 in Double extra long 54 in × 80 in 137 cm × 203 cm 140 cm × 205 cm 55 in × 81 in Queen 60 in × 80 in 152 cm × 203 cm 153 cm × 203 cm 60 in × 80 in 153 cm × 203 cm 60 in × 80 in 154 cm × 195 cm 61 in × 77 in 182 cm × 188 cm 72 in × 74 in 152 cm × 198 cm 60 in × 78 in 152 cm × 191 cm 60 in × 75 in 158 cm x 198 cm 62 in x 78 in Expanded , Super , or Olympic queen 66 in × 80 in 168 cm × 203 cm King 76 in × 80 in 193 cm × 203 cm or 78 in 198 cm square 183 cm × 203 cm 72 in × 80 in 152 cm × 198 cm 60 in × 78 in 167 cm × 203 cm 66 in × 80 in 160 cm × 200 cm 63 in × 79 in 170 cm × 195 cm 67 in × 77 in 182 cm × 212 cm 72 in × 83 in 183 cm × 198 cm 72 in × 78 in 183 cm × 191 cm 72 in × 75 in 193 cm x 203 cm 76 in x 80 in California king or King long 72 in × 84 in 183 cm × 213 cm 72 in × 84 in 183 cm × 213 cm 80 in × 80 in 203 cm × 203 cm 170 cm × 205 cm 67 in × 81 in Grand king , Super king , Athletic King or Texas king 80 in × 98 in 203 cm × 249 cm 203 cm × 203 cm 80 in × 80 in 180 cm × 200 cm 71 in × 79 in 183 cm × 203 cm 72 in × 80 in 180 cm × 200 cm 71 in × 79 in 194 cm × 205 cm 76 in × 81 in 
Mattress size ( width × length ) US and Canada Australia Ireland and UK New Zealand Continental Europe Japan China Thailand Singapore Brazil Small single or Cot 30 in × 75 in 76 cm × 191 cm 60 cm × 190 cm 24 in × 75 in 80 cm × 190 cm 31 in × 75 in 85 cm × 195 cm 33 in × 77 in 91 cm × 188 cm 36 in × 74 in Single , Twin , or Bunk 38 in × 75 in 97 cm × 191 cm 92 cm × 188 cm 36 in × 74 in 90 cm × 190 cm 35 in × 75 in 91 cm × 188 cm 36 in × 74 in 90 cm × 200 cm 35 in × 79 in 97 cm × 195 cm 38 in × 77 in 106 cm × 188 cm 42 in × 74 in 107 cm × 198 cm 42 in × 78 in 91 cm × 191 cm 36 in × 75 in 88 cm x 188 cm 35 in x 74 in Twin extra long 38 in × 80 in 97 cm × 203 cm 91 cm × 203 cm 36 in × 80 in 90 cm × 210 cm 35 in × 83 in 97 cm × 205 cm 38 in × 81 in King single or Super single 107 cm × 203 cm 42 in × 80 in 107 cm × 203 cm 42 in × 80 in 120 cm × 200 cm 47 in × 79 in 110 cm × 195 cm 43 in × 77 in 107 cm × 191 cm 42 in × 75 in 96 cm x 203 cm 38 in x 80 in Small double or Three - quarter 48 in × 75 in 122 cm × 191 cm 120 cm × 190 cm 47 in × 75 in 122 cm × 195 cm 48 in × 77 in Double or Full 54 in × 75 in 137 cm × 191 cm 138 cm × 188 cm 54 in × 74 in 135 cm × 190 cm 53 in × 75 in 137 cm × 188 cm 54 in × 74 in 140 cm × 200 cm 55 in × 79 in 140 cm × 195 cm 55 in × 77 in 152 cm × 188 cm 60 in × 74 in 122 cm × 198 cm 48 in × 78 in 138 cm x 188 cm 54 in x 74 in Double extra long 54 in × 80 in 137 cm × 203 cm 140 cm × 205 cm 55 in × 81 in Queen 60 in × 80 in 152 cm × 203 cm 153 cm × 203 cm 60 in × 80 in 153 cm × 203 cm 60 in × 80 in 154 cm × 195 cm 61 in × 77 in 182 cm × 188 cm 72 in × 74 in 152 cm × 198 cm 60 in × 78 in 152 cm × 191 cm 60 in × 75 in 158 cm x 198 cm 62 in x 78 in Expanded , Super , or Olympic queen 66 in × 80 in 168 cm × 203 cm King 76 in × 80 in 193 cm × 203 cm or 78 in 198 cm square 183 cm × 203 cm 72 in × 80 in 152 cm × 198 cm 60 in × 78 in 167 cm × 203 cm 66 in × 80 in 160 cm × 200 cm 63 in × 79 in 170 cm × 195 cm 67 in × 77 in 182 cm × 212 cm 72 in × 83 in 183 cm × 198 cm 72 in × 78 in 183 cm × 191 cm 72 in × 75 in 193 cm x 203 cm 76 in x 80 in California king or King long 72 in × 84 in 183 cm × 213 cm 72 in × 84 in 183 cm × 213 cm 80 in × 80 in 203 cm × 203 cm 170 cm × 205 cm 67 in × 81 in Grand king , Super king , Athletic King or Texas king 80 in × 98 in 203 cm × 249 cm 203 cm × 203 cm 80 in × 80 in 180 cm × 200 cm 71 in × 79 in 183 cm × 203 cm 72 in × 80 in 180 cm × 200 cm 71 in × 79 in 194 cm × 205 cm 76 in × 81 in
Mattress size ( width × length ) US and Canada Australia Ireland and UK New Zealand Continental Europe Japan China Thailand Singapore Brazil: in Queen 60 in × 80 in 152 cm × 203 cm 153 cm × 203 cm 60 in × 80 in 153 cm × 203 cm 60 in × 80 in 154 cm × 195 cm 61 in × 77 in 182 cm × 188 cm 72 in × 74 in 152 cm × 198 cm 60 in × 78 in 152 cm × 191 cm 60 in × 75 in 158 cm x 198 cm 62 in x 78
Mattress size ( width × length ) US and Canada Australia Ireland and UK New Zealand Continental Europe Japan China Thailand Singapore Brazil Small single or Cot 30 in × 75 in 76 cm × 191 cm 60 cm × 190 cm 24 in × 75 in 80 cm × 190 cm 31 in × 75 in 85 cm × 195 cm 33 in × 77 in 91 cm × 188 cm 36 in × 74 in Single , Twin , or Bunk 38 in × 75 in 97 cm × 191 cm 92 cm × 188 cm 36 in × 74 in 90 cm × 190 cm 35 in × 75 in 91 cm × 188 cm 36 in × 74 in 90 cm × 200 cm 35 in × 79 in 97 cm × 195 cm 38 in × 77 in 106 cm × 188 cm 42 in × 74 in 107 cm × 198 cm 48 in × 78 in 138 cm x 188 cm 54 in x 74 in Double extra long 54 in × 80 in 137 cm × 203 cm 140 cm × 205 cm 55 in × 81 in Queen 60 in × 80 in 152 cm × 203 cm 153 cm × 203 cm 60 in × 80 in 153 cm × 203 cm 60 in × 80 in 154 cm × 195 cm 61 in × 77 in 182 cm × 188 cm 72 in × 74 in 152 cm ×
No. Mattress size ( width × length ) US and Canada Australia Ireland and UK New Zealand Continental Europe Japan China Thailand Singapore Brazil: in Queen 60 in × 80 in 152 cm × 203 cm 153 cm × 203 cm 60 in × 80 in 153 cm × 203 cm 60 in × 80 in 154 cm × 195 cm 61 in × 77 in 182 cm × 188 cm 72 in × 74 in 152 cm × 198 cm 60 in × 78 in 152 cm × 191 cm 60 in × 75 in 158 cm x 198 cm 62 in x 78
Mattress size ( width × length ) US and Canada Australia Ireland and UK New Zealand Continental Europe Japan China Thailand Singapore Brazil Small single or Cot 30 in × 75 in 76 cm × 191 cm 60 cm × 190 cm 24 in × 75 in 80 cm × 190 cm 31 in × 75 in 85 cm × 195 cm 33 in × 77 in 91 cm × 188 cm 36 in × 74 in Single , Twin , or Bunk 38 in × 75 in 97 cm × 191 cm 92 cm × 188 cm 36 in × 74 in 90 cm × 190 cm 35 in × 75 in 91 cm × 188 cm 36 in × 74 in 90 cm × 200 cm 35 in × 79 in 97 cm × 195 cm 38 in × 77 in 106 cm × 188 cm 42 in × 74 in 107 cm × 198 cm 48 in × 78 in 138 cm x 188 cm 54 in x 74 in Double extra long 54 in × 80 in 137 cm × 203 cm 140 cm × 205 cm 55 in × 81 in Queen 60 in × 80 in 152 cm × 203 cm 153 cm × 203 cm 60 in × 80 in 153 cm × 203 cm 60 in × 80 in 154 cm × 195 cm 61 in × 77 in 182 cm × 188 cm 72 in × 74 in 152 cm ×