Unit Conversion

Miles per hour to Kilometers per hour

1 mile per hour = 1.6093 kilometers per hour. Type any value below for an instant conversion.

Enter a value to convert.

How to convert miles per hour to kilometers per hour

Multiply the mile per hour value by 1.6093:

kilometers per hour = miles per hour × 1.6093

Example: 10 mph × 1.6093 = 16.0934 km/h. Going the other way, divide by 1.6093 (or multiply by 0.621371) — or use our kilometers per hour to miles per hour converter.

Conversion table

Miles per hourKilometers per hour
5 mph8.0467 km/h
10 mph16.0934 km/h
20 mph32.1869 km/h
30 mph48.2803 km/h
40 mph64.3738 km/h
50 mph80.4672 km/h
60 mph96.5606 km/h
70 mph112.65 km/h
80 mph128.75 km/h
90 mph144.84 km/h
100 mph160.93 km/h
110 mph177.03 km/h
120 mph193.12 km/h
130 mph209.21 km/h
150 mph241.4 km/h
200 mph321.87 km/h

About these units

Mile per hour (mph) and kilometer per hour (km/h) are both units of speed. Kilometers per hour is the standard road-speed unit in most of the world, while miles per hour is used in the United States and United Kingdom.

Need a different pair? Try the full unit converter.

Related: Kilometers per hour to miles per hour