Convert mile/hour (mph) to kilometre/hour (km/h) instantly
| Miles/hour (mph) | Kilometres/hour (km/h) |
|---|---|
| 0.001 mph | 0.001609342713 km/h |
| 0.01 mph | 0.01609342713 km/h |
| 0.1 mph | 0.1609342713 km/h |
| 0.5 mph | 0.8046713563 km/h |
| 1 mph | 1.609342713 km/h |
| 2 mph | 3.218685425 km/h |
| 5 mph | 8.046713563 km/h |
| 10 mph | 16.09342713 km/h |
| 20 mph | 32.18685425 km/h |
| 50 mph | 80.46713563 km/h |
| 100 mph | 160.9342713 km/h |
| 200 mph | 321.8685425 km/h |
| 500 mph | 804.6713563 km/h |
| 1000 mph | 1609.342713 km/h |
Speed is the rate of change of position. The SI unit is metres per second (m/s). Knots are used in maritime and aviation. Mach 1 ≈ 340 m/s at sea level.
Formula: km/h = mph × 1.609342713