King Bed Size Frequently Asked Questions

Our king bed sizes page covers standard dimensions for king size beds worldwide. Here we answer the most commonly asked questions about king size beds, including the significant size differences between countries.

  • Q. What size is a king bed in the UK?
  • A. The standard UK king size bed measures 5' x 6'6" (1.52m x 1.98m).
  • Q. What size is a king bed in the US?
  • A. The standard US king size bed measures 6'4" x 6'8" (1.93m x 2.03m).
  • Q. Is a UK king the same size as a US king?
  • A. No. A UK king (5' x 6'6") is significantly smaller than a US king (6'4" x 6'8"). A UK king is approximately the same size as a US queen.
  • Q. What is a California King bed?
  • A. The California King (also known as a Western King or Cal King) is a US variant that measures 6' x 7' (1.83m x 2.13m). It is narrower but longer than the standard US king (6'4" x 6'8").
  • Q. What size is a king bed in Australia?
  • A. The standard Australian king size bed measures 183cm x 203cm (6' x 6'8").
  • Q. What size is a king bed in New Zealand?
  • A. The standard New Zealand king size bed measures 165cm x 203cm (5'5" x 6'8"). A 168cm width variation is also sometimes found.
  • Q. What is the difference between a UK king and a super king?
  • A. A UK king measures 5' x 6'6" (1.52m x 1.98m) while a super king measures 6' x 6'6" (1.83m x 1.98m). The super king is 1 foot (30cm) wider than the king.
  • Q. What is the European equivalent of a king size bed?
  • A. The European equivalent is typically 180cm x 200cm, though 200cm x 200cm beds are also considered king size in some European markets.
  • Q. What size is a king bed in South Africa?
  • A. The standard South African king size bed measures 183cm x 188cm (6' x 6'2"). An extra length version is also available at 183cm x 200cm (6' x 6'7").
  • Q. What size is a king bed in Mexico?
  • A. The standard Mexican king size bed measures 190cm x 200cm (6'3" x 6'7").
  • Q. Is a US king the same as an Australian king?
  • A. They are similar but not identical. A US king (1.93m x 2.03m) is slightly wider than an Australian king (1.83m x 2.03m). Both are 2.03m long.
  • Q. What does Eastern King mean?
  • A. Eastern King is an alternative name used in the US for the standard king size bed (6'4" x 6'8"), distinguishing it from the California King (also called the Western King) variant.
  • Q. What size is a king bed in South America?
  • A. South American king size beds are equivalent to European king size beds at 180cm x 200cm (5'11" x 6'7").
  • Q. How much bigger is a king than a queen?
  • A. In the US a king (6'4" x 6'8") is 1'4" (40cm) wider than a queen (5' x 6'8"). In the UK the super king (6' x 6'6") is 1 foot (30cm) wider than the king (5' x 6'6"), which is the UK equivalent of a queen.