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

1 kilometre/hour to mile/hour = 0.62137 mile/hour

5 kilometre/hour to mile/hour = 3.10686 mile/hour

10 kilometre/hour to mile/hour = 6.21371 mile/hour

20 kilometre/hour to mile/hour = 12.42742 mile/hour

30 kilometre/hour to mile/hour = 18.64114 mile/hour

40 kilometre/hour to mile/hour = 24.85485 mile/hour

50 kilometre/hour to mile/hour = 31.06856 mile/hour

75 kilometre/hour to mile/hour = 46.60284 mile/hour

100 kilometre/hour to mile/hour = 62.13712 mile/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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