Miles per Hour to Kilometers per Hour
1 Mile per Hour = 1.6093 Kilometers per Hour
Common amounts:
About the mile per hour to kilometer per hour conversion
The mile per hour (mph) and the kilometer per hour (km/h) are both units of speed. Convert between speed units — meters per second, kilometers per hour, miles per hour, knots and feet per second.
To convert miles per hour to kilometers per hour, multiply by 1.6093. To go back, multiply kilometers per hour by 0.62137.
Reference table
| Miles per Hour | Kilometers per Hour |
|---|---|
| 1 mph | 1.6093 km/h |
| 5 mph | 8.0467 km/h |
| 10 mph | 16.0934 km/h |
| 25 mph | 40.2336 km/h |
| 50 mph | 80.4672 km/h |
| 100 mph | 160.9344 km/h |
Need the reverse conversion? Convert Kilometers per Hour to Miles per Hour.
Convert Mile per Hour to other speed units
Frequently asked questions
- How many kilometers per hour is 1 mile per hour?
- 1 Mile per Hour equals 1.6093 Kilometers per Hour. To go the other way, 1 Kilometer per Hour equals 0.62137 Miles per Hour.
- What's the formula to convert miles per hour to kilometers per hour?
- Multiply the number of miles per hour by 1.6093 to get kilometers per hour. For example, 10 miles per hour × 1.6093 = 16.0934 kilometers per hour.
- Does this converter handle decimals and very large numbers?
- Yes. Type any real number, including decimals or values in the trillions. Math runs entirely in your browser — no server round-trip, no sign-up, and nothing to install.