ConvCalc App Store Miles per hour to kilometers per hour (mph to km/h)
=
km/h
Multiply the number of miles per hour by 1.609344.
Miles per hour is the road speed unit in the US and UK. Kilometers per hour is the road speed unit in most countries.
Miles per hour to kilometers per hour chart
1 mph1.609344 km/h
2 mph3.218688 km/h
3 mph4.828032 km/h
5 mph8.04672 km/h
10 mph16.09344 km/h
15 mph24.14016 km/h
20 mph32.18688 km/h
25 mph40.2336 km/h
30 mph48.28032 km/h
40 mph64.37376 km/h
50 mph80.4672 km/h
75 mph120.7008 km/h
100 mph160.9344 km/h
150 mph241.4016 km/h
200 mph321.8688 km/h
500 mph804.672 km/h
Worked example
A speed of 5 miles per hour is 8.04672 kilometers per hour.
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