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Kilometre per hour [km/h] to Mile per hour [m/h] Converter

Quick Reference

1 Kilometre per hour (km/h) = 0.6213711922 Mile per hour (m/h)

1 Mile per hour (m/h) = 1.609344 Kilometre per hour (km/h)

How to Convert Kilometre per hour to Mile per hour

1 km/h = 0.6213711922 m/h
1 m/h = 1.609344 km/h

To convert Kilometre per hour to Mile per hour, divide the value by 1.609344 (equivalently, multiply by 0.6213711922). To convert Mile per hour back to Kilometre per hour, multiply by 1.609344.

Example: convert 10 km/h to m/h:
10 km/h = 10 x 0.6213711922 = 6.213711922 m/h

↔ Convert Mile per hour to Kilometre per hour

Kilometre per hour

Definition: Kilometre per hour (km/h) is a unit of speed, expressing the number of kilometres travelled in one hour. It is commonly used for measuring the speed of vehicles, especially in countries that use the metric system.

History/origin: Kilometre per hour is derived from the metric system, based on the kilometre as a unit of distance and the hour as a unit of time. It became popular as countries adopted the metric system for standardization.

Current use: Km/h is widely used in road signage, vehicle speedometers, and weather reports in many countries. It is a practical unit for expressing speeds within a human-scale context, such as driving or cycling.

Mile per hour

Definition: Mile per hour (m/h or mph) is a unit of speed, expressing the number of miles travelled in one hour. It is commonly used for measuring the speed of vehicles, especially in countries that use the imperial system, such as the United States and the United Kingdom.

History/origin: Mile per hour is derived from the imperial system of measurement, based on the mile as a unit of distance and the hour as a unit of time. It is historically tied to the British Empire and its influence.

Current use: Mph is widely used in road signage, vehicle speedometers, and everyday conversation about speed in countries like the US and UK. It is also used in weather reports and sports, such as baseball, to describe the speed of a thrown ball.

Kilometre per hour to Mile per hour Conversion Table

Kilometre per hour [km/h]Mile per hour [m/h]
1 km/h0.6213711922 m/h
2 km/h1.242742384 m/h
5 km/h3.106855961 m/h
10 km/h6.213711922 m/h
20 km/h12.42742384 m/h
50 km/h31.06855961 m/h
100 km/h62.13711922 m/h
200 km/h124.2742384 m/h
500 km/h310.6855961 m/h
1000 km/h621.3711922 m/h

Common Kilometre per hour to Mile per hour conversions

Kilometre per hour [km/h] to Mile per hour [m/h] Converter

What is 1 km/h in m/h?
1 Kilometre per hour (km/h) equals 0.6213711922 m/h, and 1 m/h equals 1.609344 km/h.
How do I convert Kilometre per hour to Mile per hour?
Divide by 1.609344: 10 km/h ÷ 1.609344 = 6.213712 m/h. The converter above does it for any value, with the precision you choose.
What is 100 km/h in m/h?
100 km/h = 62.137119 m/h. Common amounts are listed on this page, each with its own step-by-step page.
Is a Kilometre per hour bigger than a Mile per hour?
No. 1 km/h is only 0.6213711922 m/h: it takes 1.609344 km/h to make 1 m/h.
Kilometre per hour to Mile per hour Converter | UtilLab