Miles per Hour to Kilometers per Hour Converter
Convert miles per hour (mph) to kilometers per hour (km/h). Type a number in either box and the result appears as you type.
Enter a number, for example 12.5
1 mile per hour = 1.609344 kilometers per hour
Formula: km/h = mph × 1.609344
How to convert miles per hour to kilometers per hour
1 mile per hour = 1.609344 kilometers per hour
To convert miles per hour to kilometers per hour, multiply the value by 1.609344.
Example: 100 mph × 1.609344 = 160.9344 km/h
Miles per Hour to Kilometers per Hour conversion table
| Mile per hour (mph) | Kilometer per hour (km/h) |
|---|---|
| 1 | 1.609344 |
| 5 | 8.04672 |
| 10 | 16.09344 |
| 20 | 32.18688 |
| 30 | 48.28032 |
| 40 | 64.37376 |
| 50 | 80.4672 |
| 60 | 96.56064 |
| 70 | 112.65408 |
| 80 | 128.74752 |
| 90 | 144.84096 |
| 100 | 160.9344 |
| 110 | 177.02784 |
| 120 | 193.12128 |
| 130 | 209.21472 |
| 150 | 241.4016 |
| 200 | 321.8688 |
About miles per hour and kilometers per hour
Mile per hour (mph)
Exactly 1.609344 km/h. Used for road speeds in the United States and the United Kingdom.
Kilometer per hour (km/h)
Used for road speed limits and car speedometers in most countries.
Frequently asked questions
What is 1 mph in kilometers per hour?
1 mph = 1.609344 km/h.
What is 1 km/h in miles per hour?
1 km/h = 0.6213711922 mph.
How do I convert miles per hour to kilometers per hour?
To convert miles per hour to kilometers per hour, multiply the value by 1.609344. 1 mile per hour = 1.609344 kilometers per hour.