›› Measurement unit: mph

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 mph.


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›› 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: mph

mph to millimetre/minute
mph to speed of sound [water]
mph to yard/hour
mph to speed of light [ice]
mph to centimetre/hour
mph to speed of light [vacuum]
mph to millimetre/day
mph to dekametre/second
mph to mile/day
mph to megametre/day