Quick Convert Miles/Hour (mph) to Kilometers/Hour (km/h)
Instantly convert mph to kmh. Accurate, free, and fast.
1.609341
All Conversions
Click row to set as outputFormula
Multiply the value by
1.609341Did you know?
The speed of light in vacuum is exactly 299,792,458 meters per second.
Conversion Table (mph to kmh)
| Miles/Hour (mph) | Kilometers/Hour (km/h) |
|---|---|
| 1 mph | 1.609341 kmh |
| 5 mph | 8.046707 kmh |
| 10 mph | 16.093413 kmh |
| 20 mph | 32.186827 kmh |
| 50 mph | 80.467067 kmh |
| 100 mph | 160.934133 kmh |
| 1000 mph | 1,609.341332 kmh |
Understanding Miles/Hour (mph) to Kilometers/Hour (km/h) Transformation
The fastest way to turn Miles/Hour (mph) data into Kilometers/Hour (km/h) format without installing software.
To convert from Miles/Hour (mph) to Kilometers/Hour (km/h), follow these steps:
- Enter the amount of Miles/Hour (mph) in the input box above.
- The tool will automatically calculate the equivalent Kilometers/Hour (km/h).
- Result: 1.60934 kmh per 1 mph.
Formula:
Multiply the Miles/Hour (mph) value by 1.60934
💡 Efficiency Hack: Use keyboard shortcuts to navigate between input fields quickly.
Last Verified: February 2026