kilometer/hour to mile/hour
Convert kilometer/hour [km/h] to mile/hour [mph] and vice versa.
Conversion Formula
Example: 1 km/h = 0.621371 mph
The conversion uses the following relationship: kilometer/hour values are converted to the base unit (meter/second), then converted to mile/hour.
Related Speed Conversions
Quick Reference Table
| km/h | mph |
|---|---|
| 1 | 0.621371 |
| 5 | 3.10686 |
| 10 | 6.21371 |
| 25 | 15.5343 |
| 50 | 31.0686 |
| 100 | 62.1371 |
| 250 | 155.343 |
| 500 | 310.686 |
| 1000 | 621.371 |
All Converters