1 km/h equals about
0.6214 mph
The kilometer per hour (km/h) is the standard unit of speed in most of the world, while miles per hour (mph) is the equivalent unit used mainly in the United States and the United Kingdom. This is the inverse calculation, frequently searched by American or British users buying European vehicles.
To convert a measurement from km/h to mph, simply multiply the value in km/h by 0.6214:
To convert from mph to km/h, perform the inverse operation, multiplying by 1.6093:
This conversion is essential for English-speaking drivers traveling in countries that use km/h, for those importing European vehicles, and for anyone comparing vehicle performance specifications (top speed, acceleration) reported in metric units.