sizeandspec

Full (double) bed size

54 × 75 in137 × 191 cm

A Full (double) mattress measures 54 × 75 in (137 × 191 cm). With a 24 in (61 cm) walkway on both sides and at the foot, it needs a room at least 8 ft 6 in × 8 ft 3 in.

Full (double) mattress drawn to scale from above, with a U.S. queen outline for comparison Full (double) Queen 54 in1.37 m 75 in1.91 m
Full (double) mattress drawn to scale from above, with a U.S. queen outline for comparison

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    Measurements

    Full (double) mattress dimensions
    MeasurementValue
    Width54 in137.2 cm (1.37 m)
    Length75 in190.5 cm (1.91 m)
    Width per person (two sleepers)27 in68.6 cm
    Room size for a Full (double) bed
    WalkwayMinimum room
    24 in (61 cm) on sides and foot8 ft 6 in × 8 ft 3 in (2.59 × 2.51 m)
    36 in (91 cm) on sides and foot10 ft 6 in × 9 ft 3 in (3.2 × 2.82 m)

    Assumes the headboard is against a wall. Add space for nightstands (usually 18–24 in wide each) and for doors and drawers to open.

    What to know

    Mattress sizes are nominal. Individual brands can be up to about 1 in (2–3 cm) smaller, and the bed frame adds to the footprint: a platform frame usually adds 1–4 in to each side, and a headboard adds 2–6 in to the length.

    Questions people ask

    How big is a Full (double) bed?

    A Full (double) mattress is 54 × 75 in (137 × 191 cm).

    What room size do I need for a Full (double) bed?

    At least 8 ft 6 in × 8 ft 3 in for 24 in walkways, or 10 ft 6 in × 9 ft 3 in for a comfortable 36 in.

    Is a Full (double) bigger than a queen?

    A queen is 60 × 80 in (152 × 203 cm). The Full (double) is smaller in area: 84% of a queen.

    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.