Mile per hour to kilometer per hour
Convert mile per hour (mph) to kilometer per hour (km/h) instantly. 1 mile per hour = 1.60934 kilometer per hour.
Quick answer: 1 mile per hour equals 1.60934 km/h. To convert mile per hour to kilometer per hour, multiply the value by 1.60934.
Good to know
- To go from km/h to mph, divide by about 1.6. 100 km/h is about 62 mph.
- One knot is one nautical mile per hour, about 1.852 km/h.
Quick reference
| mph | km/h |
|---|---|
| 1 | 1.60934 |
| 2 | 3.21869 |
| 5 | 8.04672 |
| 10 | 16.0934 |
| 25 | 40.2336 |
| 50 | 80.4672 |
| 100 | 160.934 |
Frequently asked questions
How many kilometer per hour are in 1 mile per hour?
There are 1.60934 kilometer per hour in 1 mile per hour.
How do I convert mile per hour to kilometer per hour?
Multiply the number of mile per hour by 1.60934.
How do I convert kilometer per hour back to mile per hour?
Divide by 1.60934, or multiply by 0.621371.
Related tools
Mile per hour to Meter per second ConverterMile per hour to Knots ConverterMeter per second to Kilometer per hour ConverterMeter per second to Mile per hour ConverterMeter per second to Knots ConverterKilometer per hour to Meter per second ConverterKilometer per hour to Mile per hour ConverterKilometer per hour to Knots Converter
Need something custom?
Can't find the calculator or tool you need? Tell us what you're after and we'll build it for you. It takes about two minutes to fill in.
Start the Project Brief