ConvCalc App Store Kilometers per hour to miles per hour (km/h to mph)
=
mph
Multiply the number of kilometers per hour by 0.6213712.
Kilometers per hour is the road speed unit in most countries. Miles per hour is the road speed unit in the US and UK.
Kilometers per hour to miles per hour chart
1 km/h0.6213712 mph
2 km/h1.2427424 mph
3 km/h1.8641136 mph
5 km/h3.106856 mph
10 km/h6.2137119 mph
15 km/h9.3205679 mph
20 km/h12.427424 mph
25 km/h15.53428 mph
30 km/h18.641136 mph
40 km/h24.854848 mph
50 km/h31.06856 mph
75 km/h46.602839 mph
100 km/h62.137119 mph
150 km/h93.205679 mph
200 km/h124.27424 mph
500 km/h310.6856 mph
Worked example
A speed of 12 kilometers per hour is 7.4564543 miles per hour.
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