›› Convert kilometre/hour to mile/hour


kilometers per hour
miles per hour


›› More information from the unit converter

How many kilometers per hour in 1 miles per hour? 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:
kilometers per hour or miles per hour
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 3.6 kilometers per hour, or 2.2369362920544 miles per hour.
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 kilometers per hour to miles per hour

1 kilometers per hour to miles per hour = 0.62137 miles per hour

5 kilometers per hour to miles per hour = 3.10686 miles per hour

10 kilometers per hour to miles per hour = 6.21371 miles per hour

20 kilometers per hour to miles per hour = 12.42742 miles per hour

30 kilometers per hour to miles per hour = 18.64114 miles per hour

40 kilometers per hour to miles per hour = 24.85485 miles per hour

50 kilometers per hour to miles per hour = 31.06856 miles per hour

75 kilometers per hour to miles per hour = 46.60284 miles per hour

100 kilometers per hour to miles per hour = 62.13712 miles per hour



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You can do the reverse unit conversion from miles per hour to kilometers per hour, or enter any two units below:

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›› Common speed conversions

kilometers per hour to yard/hour
kilometers per hour to meter/hour
kilometers per hour to megameter/minute
kilometers per hour to mile/second
kilometers per hour to dekameter/minute
kilometers per hour to meter/second
kilometers per hour to hectometer/minute
kilometers per hour to furlong/minute
kilometers per hour to millimeter/day
kilometers per hour to foot/hour


›› 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.


›› Metric conversions and more

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!