Miles per hour to Feet per second converter

To convert miles per hour to feet per second, enter the value in the first field. The result in feet per second is calculated automatically using the exact conversion factor.

1 mph ≈ 1.46666666667 ft/s
1 ft/s ≈ 0.681818181818 mph

Formula: ft/s ≈ mph × 1.46666666667
mph ≈ ft/s × 0.681818181818

Definitions: 1 mph = 0.44704 m/s; 1 ft/s = 0.3048 m/s

The mile per hour (mph) is used for road speed limits and vehicle speeds in the United States and the United Kingdom, and for baseball pitch speeds and wind speeds in the United States.

The foot per second (ft/s) is used in American engineering and physics problems and for the muzzle velocity of ammunition. One foot per second is exactly 0.3048 m/s.

See the conversion table with commonly used values, handy for quick reference or study.