b2KIT

Speed Converter

Convert between mph, km/h, knots, m/s, and other speed units instantly.

Miles per hour62.13716893 mph
Kilometers per hour100 km/h
Meters per second27.7778 m/s
Knots53.99577019 kn
Mach0.08098483965 Mach

Speed Reference

Walking speed: ~5 km/h (3.1 mph)
Running speed: ~12 km/h (7.5 mph)
Highway driving: ~120 km/h (75 mph)
Speed of sound: 1,235 km/h (Mach 1)

How to Use Speed Converter

  1. 1

    Enter a value

    Type the speed measurement you want to convert.

  2. 2

    Select source unit

    Choose mph, km/h, m/s, knots, or another speed unit.

  3. 3

    View the conversion

    See the speed converted to all available units instantly.

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