›› Convert kilometre/hour to mile/hour


›› More information from the unit converter

How many km/hr in 1 mph? The answer is 1.609344.
We assume you are converting between kilometre/hour and mile/hour.
You can view more details on each measurement unit:
km/hr or mph
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 3.6 km/hr, or 2.2369362920544 mph.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilometers/hour and miles/hour.
Type in your own numbers in the form to convert the units!

›› Quick conversion chart of km/hr to mph

1 km/hr to mph = 0.62137 mph

5 km/hr to mph = 3.10686 mph

10 km/hr to mph = 6.21371 mph

20 km/hr to mph = 12.42742 mph

30 km/hr to mph = 18.64114 mph

40 km/hr to mph = 24.85485 mph

50 km/hr to mph = 31.06856 mph

75 km/hr to mph = 46.60284 mph

100 km/hr to mph = 62.13712 mph

›› Want other units?

You can do the reverse unit conversion from mph to km/hr, or enter any two units below:

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›› Common speed conversions

km/hr to mile/day
km/hr to inch/second
km/hr to millimeter/minute
km/hr to micrometer/second
km/hr to furlong/minute
km/hr to mile/second
km/hr to speed of sound
km/hr to millimeter/microsecond
km/hr to millimeter/day
km/hr to yard/day

›› Definition: Kilometer/hour

The kilometre per hour (American English: kilometer per hour) is a unit of both speed (scalar) and velocity (vector).

The km/h is the worldwide most commonly used speed unit on road signs and car speedometers.

›› Definition: Mile/hour

Miles per hour is a unit of speed, expressing the number of international miles covered per hour. It is commonly abbreviated in everyday use in the United States, the United Kingdom, and elsewhere to mph or MPH, although mi/h is sometimes used in technical publications.

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ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!