Do you really know the difference between bed sizes? Sure, you know the difference between a twin size bed and a queen size bed. But do you know the measurements of the beds?

Here are the measurements of different bed sizes so that you can find the size that will fit your room or a mattress that will fit your bed.

Mattress Sizes

  • Twin – 39 x 75 inches (99 x 190 cm)
  • X-Long Twin – 39 x 80 inches (99 x 203 cm)
  • Full – 54 x 75 inches (137 x 190 cm)
  • Queen – 60 x 80 inches (153 x 203 cm)
  • King – 76 x 80 inches (198 x 203 cm)
  • California King – 72 x 84 inches (182 x 213 cm)

Fitted Sheet Sizes

  • Twin – 39 x 75 inches (99 x 190 cm)
  • X-Long Twin – 39 x 80 inches (99 x 203 cm)
  • Full – 54 x 75 inches (137 x 190 cm)
  • Queen – 60 x 80 inches (153 x 203 cm)
  • King – 76 x 80 inches (198 x 203 cm)
  • California King – 72 x 84 inches (182 x 213 cm)

Flat Sheet Sizes

  • Twin – 66 x 96 inches (167 x 243 cm)
  • X-Long Twin – 66 x 102 inches (167 x 259 cm)
  • Full – 81 x 96 inches (205 x 243 cm)
  • Queen – 90 x 102 inches (228 x 259 cm)
  • King/California King – 108 x 102 inches (274 x 259 cm)

Comforter Sizes

  • Twin – 68 x 86 inches (173 x 218 cm)
  • Full/Queen – 86 x 86 inches (218 x 218 cm)
  • King/California King – 100 x 90 inches (254 x 229 cm)