Full name: mile/hour
Plural form: miles/hour
Symbol: mph
Alternate spelling: mi/h
Category type: speed
Scale factor: 0.44704
The SI derived unit for speed is the meter/second.
1 meter/second is equal to 2.23693629205 miles/hour.
Valid units must be of the speed type.
You can use this form to select from known units:
I'm feeling lucky, show me some random units
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.
Support this site
If this page was helpful, please
donate a small amount
or advertise
on the site. If you are a regular visitor, you might prefer to
remove most ads.
You can also contact us
if you have any comments or suggestions.