Miles per hour to kilometres per hour
1 mph = 1.609344 km/h
Formula
Multiply the value in miles per hour by 1.609344 to get kilometres per hour.
km/h = mph × 1.609344
How to convert miles per hour to kilometres per hour
Type a value in the field above and the result is calculated instantly. Use the arrow button to swap direction, or pick other units from the lists.
Miles per hour to kilometres per hour – common values
| Miles per hour (mph) | Kilometres per hour (km/h) |
|---|---|
| 1 | 1.60934 |
| 5 | 8.04672 |
| 10 | 16.0934 |
| 20 | 32.1869 |
| 30 | 48.2803 |
| 50 | 80.4672 |
| 70 | 112.654 |
| 90 | 144.841 |
| 100 | 160.934 |
| 120 | 193.121 |