mph to km/h
1 mile per hour equals 1.6093 kilometers per hour. Formula: km/h = mph × 1.609344.
= 96.5606 km/h
Other direction: km/h to mph
Formula
km/h = mph × 1.609344
Example: 60 mph = 96.5606 km/h.
When you need mph to km/h
US and UK speed limits are in mph; most of the world posts km/h. 30 mph is 48.3 km/h, 60 mph is 96.6 km/h, and 70 mph is 112.7 km/h — the last one is the usual UK motorway limit.
For a quick estimate, multiply mph by 1.6. The exact factor is the same as miles to kilometers because speed is just distance over time.
Common mph to km/h values
| Miles per hour (mph) | Kilometers per hour (km/h) |
|---|---|
| 5 | 8.0467 |
| 15 | 24.1402 |
| 25 | 40.2336 |
| 30 | 48.2803 |
| 50 | 80.4672 |
| 55 | 88.5139 |
| 60 | 96.5606 |
| 70 | 112.65 |
| 80 | 128.75 |
| 100 | 160.93 |
FAQ
What is 60 mph in km/h?
60 mph is 96.56 km/h — usually rounded to 97 km/h. Multiply miles per hour by 1.609.
What is 70 mph in km/h?
70 mph is about 112.7 km/h.