sizeandspec

King vs California king bed

72 × 76 in183 × 193 cm

A California king is 4 in (10 cm) longer and 4 in (10 cm) narrower than a King, with 1% less sleeping area.

King and California king mattresses overlaid to scale California king King 72 in1.83 m 84 in2.13 m
King and California king mattresses overlaid to scale

Measurements

King vs California king dimensions
KingCalifornia king
Width76 in193 cm (1.93 m)72 in182.9 cm (1.83 m)
Length80 in203.2 cm (2.03 m)84 in213.4 cm (2.13 m)

What to know

Choose the California king if you need more length; choose the King if floor space is tight. Both need about 24 in (61 cm) of walkway on each open side.

Questions people ask

Which is bigger, a King or a California king?

The King has more sleeping area: 1% more.

Do King sheets fit a California king?

No. Fitted sheets are cut for the exact mattress size, and these differ by 4 in (10 cm) in width and 4 in (10 cm) in length.

Related sizes

Sources and method

  • Mattress industry standard sizes (U.S.)
  • U.S. Consumer Product Safety Commission, full-size crib mattress requirements
  • UK and European standard bed sizes

Imperial and metric values are converted with 1 in = 25.4 mm exactly and rounded only for display. Found a mistake? Report it and we will correct the page.