Kilometers per Hour to Meters per Second

    Convert kilometers per hour to meters per second for physics, engineering, vehicle speed, sports, and formula checks.

    From
    To
    1 km/h = 0.277778 m/s1 m/s = 3.6 km/h
    1 km/h in other units
    mph
    0.621371
    kn
    0.539957
    Mach
    0.00081
    km/s
    0.000278
    speed of light
    9.2657e-10

    How to convert km/h to

    To convert a value from kilometers per hour (km/h) to meters per second ), enter the number in the converter above. Use the swap control if you need the reverse direction.

    x is the source value in km/h; y is the result in m/s.

    Conversion factor
    Direct factor: 0.277778 m/s for 1 km/h. Reverse factor: 3.6 km/h for 1.

    Popular conversions

    Quick answers for common km/h to m/s values are available from the related conversion pages.

    Use the related tools section for fixed-value conversions and the reverse direction.

    Common conversion table

    Quick reference table for common km/h to m/s values:

    km/h
    10.277778
    51.388889
    102.777778
    5013.888889
    10027.777778
    1,000277.777778

    About kilometers per hour

    Kilometer per hour (km/h) — One kilometer per hour equals exactly 1,000 meters per 3,600 seconds, or 0.2777777778 meters per second.

    Common uses: Kilometers per hour are used for road speed limits, vehicle dashboards, cycling, running, weather, transport, and travel planning in most countries.

    About meters per second

    Meter per second ) — One meter per second equals exactly 3.6 kilometers per hour.

    Common uses: Meters per second are common in physics, engineering, sports science, wind speed, lab measurements, and technical calculations.

    Frequently Asked Questions

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