Units to Go · Speed conversion

Speed Converter: Miles per Hour, Kilometers per Hour & More

Convert driving, running, and travel speeds between miles per hour, kilometers per hour, knots, and meters per second.

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Decimal places Number format

Conversions use standard unit definitions. Results use the selected number of decimal places; some exact conversions produce repeating decimals.

Miles per hour to kilometers per hour

Multiply miles per hour by 1.609344 to get kilometers per hour.

Miles per hour (mph)	Kilometers per hour (km/h)
1	1.609344
30	48.28032
55	88.51392
60	96.56064
70	112.65408

Other speed units

For reference, 1 mile per hour is about 0.44704 meters per second. The converter also includes knots and feet per second.

More unit converters

Choose another category to convert more everyday measurements.

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