UK & Ireland Bed Size Frequently Asked Questions

Our UK and Irish bed sizes page covers standard British and Irish bed dimensions. Here we answer the most commonly asked questions about UK bed sizes and how they compare with beds in other countries.

  • Q. What are the standard bed sizes in the UK?
  • A. The standard UK bed sizes are Single (3' x 6'3"), Double (4'6" x 6'3"), King (5' x 6'6") and Super King (6' x 6'6"). All are traditionally measured in feet and inches.
  • Q. Does the UK have a queen size bed?
  • A. No. The UK and Ireland do not use the queen size name. The king size (5' x 6'6") fills the role that a queen plays in other markets.
  • Q. Is a UK king the same as a US queen?
  • A. They are very similar. A UK king is 5' x 6'6" (1.52m x 1.98m) and a US queen is 5' x 6'8" (1.52m x 2.03m). They are the same width but the US queen is 2" (5cm) longer.
  • Q. What is the difference between a UK king and a UK super king?
  • A. A UK king measures 5' x 6'6" (1.52m x 1.98m) and a super king measures 6' x 6'6" (1.83m x 1.98m). The super king is 1 foot (30cm) wider.
  • Q. What is a small single bed in the UK?
  • A. A small single (also called a narrow single) measures 2'6" x 6'3" (0.76m x 1.91m). It is often used for children's beds and bunk beds.
  • Q. What is an XL single bed in the UK?
  • A. An XL single (extra long single) measures 3' x 6'6" (0.91m x 1.98m), the same width as a standard single but 3" longer.
  • Q. Are UK and Irish bed sizes the same?
  • A. Yes. Bed sizes in the UK and Ireland are identical and use the same names and imperial measurements.
  • Q. What is the difference between a UK single and a US twin?
  • A. A UK single (3' x 6'3" / 0.91m x 1.91m) is slightly narrower than a US twin (3'3" x 6'3" / 0.99m x 1.91m). Both are the same length.
  • Q. Is a UK super king the same as a US king?
  • A. They are similar but not the same. A UK super king (6' x 6'6" / 1.83m x 1.98m) is slightly smaller than a US king (6'4" x 6'8" / 1.93m x 2.03m).
  • Q. What size is an extra long double bed in the UK?
  • A. An extra long double in the UK measures 4'6" x 6'6" (1.37m x 1.98m), the same width as a standard double but 3" longer.
  • Q. Can I use US bed linen on a UK bed?
  • A. It depends on the size. US twin sheets will not fit a UK single as the twin is 3" wider. US queen sheets are close to UK king dimensions but may not fit perfectly as the queen is 2" longer. Always check exact dimensions before purchasing internationally.