mile per hour mph
US and UK road speed.
Quick convert — mile per hour to popular units
Live converter, three directions. Type any value to update all three.
mile per hour
metre per second
1 mph = 0.447m/s
mile per hour
kilometre per hour
1 mph = 1.6093km/h
mile per hour
knot
1 mph = 0.869kn
Conversion table — mile per hour to every Speed unit
All values for 1 mph (forward) and 1 reverse unit → {symbol}.
| To / From | 1 mph = | 1 to-unit = |
|---|---|---|
| metre per second (m/s) | 0.44704 m/s | 2.23693629 mph |
| kilometre per hour (km/h) | 1.609344 km/h | 0.62137119 mph |
| knot (kn) | 0.86897624 kn | 1.15077945 mph |
| foot per second (ft/s) | 1.46666667 ft/s | 0.68181818 mph |
| Mach (Ma) | 0.0013137 Ma | 761.20705082 mph |
Frequently Asked Questions
What does mph stand for?
mile per hour (mph) is a unit of Speed.
How many mph are in 1 m/s?
1 m/s = 0.44704 mph, so 1 mph = 2.236936 m/s.
Is this the SI base unit?
No. mile per hour is one of several units in the Speed category. The SI base is m/s.
Common conversions from mile per hour
#1
mile per hour (mph) → meter per second (m/s)
Convert mile per hour (mph) to meter per second.
#2mile per hour (mph) → kilometer per hour (km/h)
Convert mile per hour (mph) to kilometer per hour.
#3mile per hour (mph) → knot (kn)
Convert mile per hour (mph) to knot.
#4mile per hour (mph) → foot per second (ft/s)
Convert mile per hour (mph) to foot per second.
#5mile per hour (mph) → mach (Ma)
Convert mile per hour (mph) to mach.