How to convert kilometers per hour to miles per hour
- Type the value in kilometers per hour (km/h) in the box above.
- The result in miles per hour appears instantly, along with the same value in every other unit of speed.
- Press ⇄ to convert the other way.
Formula
mph = km/h ÷ 1.609344. So 1 km/h = 0.621371 mph, and 100 km/h = 62.1371 mph.
Kilometres per hour to miles per hour is useful for European speed limits when your speedometer reads mph, wind speeds, train speeds and cycling. Divide by 1.609344 or multiply by 0.621371. Motorway limits of 120 and 130 km/h are about 75 and 81 mph.
km/h to mph conversion chart
| Kilometers per hour | Miles per hour |
|---|---|
| 10 km/h | 6.21371 mph |
| 20 km/h | 12.4274 mph |
| 30 km/h | 18.6411 mph |
| 50 km/h | 31.0686 mph |
| 60 km/h | 37.2823 mph |
| 80 km/h | 49.7097 mph |
| 90 km/h | 55.9234 mph |
| 100 km/h | 62.1371 mph |
| 110 km/h | 68.3508 mph |
| 120 km/h | 74.5645 mph |
| 130 km/h | 80.7783 mph |
| 200 km/h | 124.274 mph |
FAQ
What is 100 km/h in mph?
100 km/h is 62.137 mph.
How do I convert km/h to mph?
Use mph = km/h ÷ 1.609344. Or type the value above and the converter does it for you.
How do I convert mph back to km/h?
Multiply by 1.60934, or press the ⇄ button in the converter.