Please provide values below to convert Mile per Hour [mph] to Kilometer per Hour [km/h], or vice versa.
1 Mile per Hour (mph) = 1.609342713 Kilometer per Hour (km/h)
1 Kilometer per Hour (km/h) = 0.6213716893 Mile per Hour (mph)
Example: convert 15 Mile per Hour (mph) to Kilometer per Hour (km/h):
15 Mile per Hour (mph) = 15 × 1.609342713 Kilometer per Hour (km/h) = 24.14014069 Kilometer per Hour (km/h)
Miles per hour (mph) is a unit of speed used in the United States and United Kingdom for road transport.
| Mile per Hour [mph] | Kilometer per Hour [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 | 1,609.342713 km/h |
Enter the input value, choose source and target units, and read the converted result shown instantly.
Converted Value = Input Value × (From Unit Factor / To Unit Factor). For non-linear domains, category-specific standard formulas are applied.
If 1 source unit equals 1000 target units, then 2 source units equal 2000 target units. Use the live converter above for exact values.
Q: Is this conversion accurate?
A: Yes, it uses fixed reference factors or tested standard formulas.
Q: Can I reverse the conversion?
A: Yes, swap the units or use the reverse conversion direction.