›› Measurement unit: mile/hour

Full name: mile/hour

Plural form: miles/hour

Symbol: mph

Alternate spelling: mi/h

Category type: speed

Scale factor: 0.44704


›› SI unit: meter/second

The SI derived unit for speed is the meter/second.
1 meter/second is equal to 2.23693629205 mile/hour.


›› Convert mile/hour to another unit

Convert mile/hour to  

Valid units must be of the speed type.
You can use this form to select from known units:

Convert mile/hour to  

I'm feeling lucky, show me some random units


›› Definition: Mile/hour

Miles per hour is a unit of speed, expressing the number of international miles covered per hour. It is commonly abbreviated in everyday use in the United States, the United Kingdom, and elsewhere to mph or MPH, although mi/h is sometimes used in technical publications.


›› Sample conversions: mile/hour

mile/hour to centimetre/minute
mile/hour to foot/minute
mile/hour to inch/second
mile/hour to dekametre/second
mile/hour to dekametre/hour
mile/hour to kilometre/minute
mile/hour to speed of sound [water]
mile/hour to centimetre/hour
mile/hour to millimetre/hour
mile/hour to millimetre/microsecond