MPH to KPH Converter
1 mph = 1.60934 km/h. US highway speed of 65 mph = 104.6 km/h. City limit 30 mph = 48.3 km/h.
Inverse conversion
1 km/h = 0.621371 mph. European motorway speed of 130 km/h = 80.78 mph. 100 km/h = 62.14 mph.
Formula
Formula
km/h = mph × 1.60934
Worked example
To convert 60 mph to km/h, multiply 60 × 1.60934 = 96.56 km/h.
Quick reference table
| mph | km/h |
|---|---|
| 10 | 16.09344 |
| 20 | 32.18688 |
| 30 | 48.28032 |
| 40 | 64.37376 |
| 50 | 80.4672 |
| 60 | 96.56064 |
| 70 | 112.65408 |
| 80 | 128.74752 |
| 100 | 160.9344 |
| 120 | 193.12128 |
Unit definitions
Mile per Hour (mph)
Miles per hour (mph) is the speed unit used in the US, UK, and a few other countries.
Kilometer per Hour (km/h)
Kilometers per hour (km/h or kph) is the standard speed unit in most of the world and in international road signage.
Common use cases
- Speed limit conversion when driving abroad
- Vehicle speedometer reading
- Wind speed reports