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    Bed Sizes Explained: King, Queen, and Twin Dimensions

    UnitConvertLab Team
    2026-04-25
    4 min read

    Standard US Bed Sizes

    NameDimensions (Inches)Dimensions (cm)
    Twin38" x 75"96.5 x 190.5
    Full54" x 75"137 x 190.5
    Queen60" x 80"152.5 x 203
    King76" x 80"193 x 203

    The "California King"

    Many people think a Cali King is the biggest, but it's actually narrower and longer than a standard King (72" x 84"). It's designed for taller people.

    Key Takeaways

    • UK "King" is similar to a US "Queen"
    • Always measure your room before buying
    • Leave at least 2 feet of walking space around the bed

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