Miles per hour
Miles per hour (mph, m.p.h., MPH, or mi/h) is a British imperial and United States customary unit of speed expressing the number of miles travelled in one hour. It is used in the United Kingdom, the United States, and a number of smaller countries, most of which are UK or US territories, or have close historical ties with the UK or US.
miles per hour | |
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![]() Speedometer, indicating speed in miles per hour | |
General information | |
Unit system | Imperial, United States customary units |
Unit of | speed |
Symbol | mph |
Conversions | |
1 mph in ... | ... is equal to ... |
km/h | 1.609344 |
m/s | 0.44704 |