KM/H to MPH Converter
Convert a speed in kilometres per hour to miles per hour. Enter a value, or use the chart for common speed limits.
Formula: mph = km/h ÷ 1.609344
Common kilometers per hour to miles per hour conversions
| Kilometers per hour | Miles per hour |
|---|---|
| 10 km/h | 6.21371 mph |
| 20 km/h | 12.4274 mph |
| 30 km/h | 18.6411 mph |
| 40 km/h | 24.8548 mph |
| 50 km/h | 31.0686 mph |
| 60 km/h | 37.2823 mph |
| 80 km/h | 49.7097 mph |
| 100 km/h | 62.1371 mph |
| 110 km/h | 68.3508 mph |
| 130 km/h | 80.7783 mph |
Need the other direction? Convert miles per hour to kilometers per hour or use the full Unit Converter for length, weight, temperature, area, volume and speed.
Everything you enter is processed in your browser and isn't sent to our servers.
How to use km/h to mph converter
- 1Enter a speed in km/h.
- 2The equivalent in mph appears instantly.
- 3Use the swap button to convert mph to km/h instead.
- 4Copy the result, or check the chart for common speeds.
About this tool
Miles per hour = km/h ÷ 1.609344, because a mile is exactly 1.609344 km. 100 km/h is 62.14 mph and 120 km/h is 74.56 mph.
Most of the world uses km/h for speed limits and speedometers. If you're from the US or UK and driving in Europe, Canada or Australia, converting the posted limit helps you keep to it.
The chart covers common limits from city streets to motorways. For metres per second, feet per second or knots, use the Unit Converter.
Frequently asked questions
100 km/h is 62.14 mph.