Convert Mile per Hour to Kilometre per Hour
Instant speed conversion, with the formula and a full reference table.
1 mph
1.6093 km/h
1 km/h = 0.62137119 mph
How to convert Mile per Hour to Kilometre per Hour
Multiply the number of mile per hour by 1.6093.
km/h = mph × 1.6093
To go the other way, divide instead — or multiply by 0.62137119.
Worked example
To convert 25 mph: 25 × 1.6093 = 40.2336 km/h.
Mile per Hour to Kilometre per Hour conversion table
| Mile per Hour (mph) | Kilometre per Hour (km/h) |
|---|---|
| 1 | 1.6093 |
| 2 | 3.2187 |
| 3 | 4.828 |
| 5 | 8.0467 |
| 10 | 16.0934 |
| 20 | 32.1869 |
| 25 | 40.2336 |
| 50 | 80.4672 |
| 100 | 160.93 |
| 250 | 402.34 |
| 500 | 804.67 |
| 1,000 | 1,609.34 |