US bed sizes

Compare nominal US Full, Queen, and King mattress widths and lengths. US sizes differ from UK and other markets.

MeasurementValue
US Full mattress (often called Double): mattress width137.2 cm4 ft 6 in
US Full mattress (often called Double): mattress length190.5 cm6 ft 3 in
US Queen mattress: mattress width152.4 cm5 ft 0 in
US Queen mattress: mattress length203.2 cm6 ft 8 in
US King mattress: mattress width193.0 cm6 ft 4 in
US King mattress: mattress length203.2 cm6 ft 8 in