Feet per second to miles per hour
Type a value in ft/s to get it in mph instantly.
That's 1.02× as fast as a cheetah, while a car on the highway is 1.18× faster. In one minute you'd cover 1.136 miles.
Convert the other way: mph to ft/s
What it means
How fast is that?
Reference speeds are typical values. Mach uses the speed of sound in dry air at 20 °C (343 m/s).
The math
How to convert ft/s to mph
To convert feet per second to miles per hour, multiply by 0.681818.
Example: 100 ft/s × 0.681818 = 68.1818 mph.
In the other direction, 1 mph = 1.46667 ft/s.
Every unit
Your speed in every unit
Tables
ft/s to mph conversion table
| ft/s | mph |
|---|---|
| 1 ft/s | 0.681818 mph |
| 5 ft/s | 3.40909 mph |
| 10 ft/s | 6.81818 mph |
| 20 ft/s | 13.6364 mph |
| 30 ft/s | 20.4545 mph |
| 40 ft/s | 27.2727 mph |
| 50 ft/s | 34.0909 mph |
| 60 ft/s | 40.9091 mph |
| 70 ft/s | 47.7273 mph |
| 80 ft/s | 54.5455 mph |
| 90 ft/s | 61.3636 mph |
| 100 ft/s | 68.1818 mph |
| 110 ft/s | 75 mph |
| 120 ft/s | 81.8182 mph |
| 130 ft/s | 88.6364 mph |
| 150 ft/s | 102.273 mph |
| 200 ft/s | 136.364 mph |
| 300 ft/s | 204.545 mph |
| 500 ft/s | 340.909 mph |
| 1,000 ft/s | 681.818 mph |
mph to ft/s conversion table
| mph | ft/s |
|---|---|
| 1 mph | 1.46667 ft/s |
| 5 mph | 7.33333 ft/s |
| 10 mph | 14.6667 ft/s |
| 20 mph | 29.3333 ft/s |
| 30 mph | 44 ft/s |
| 40 mph | 58.6667 ft/s |
| 50 mph | 73.3333 ft/s |
| 60 mph | 88 ft/s |
| 70 mph | 102.667 ft/s |
| 80 mph | 117.333 ft/s |
| 90 mph | 132 ft/s |
| 100 mph | 146.667 ft/s |
| 110 mph | 161.333 ft/s |
| 120 mph | 176 ft/s |
| 130 mph | 190.667 ft/s |
| 150 mph | 220 ft/s |
| 200 mph | 293.333 ft/s |
| 300 mph | 440 ft/s |
| 500 mph | 733.333 ft/s |
| 1,000 mph | 1,466.67 ft/s |
Quick answers
Quick answers
- How many mph is 1 ft/s?
- 1 ft/s is 0.681818 mph.
- How many mph is 10 ft/s?
- 10 ft/s is 6.81818 mph.
- How many mph is 100 ft/s?
- 100 ft/s is 68.1818 mph.
The units
About these units
Feet per second (ft/s)
Feet per second is common in the US for ballistics, engineering and sports science. 1 ft/s is exactly 0.3048 m/s, or about 0.68 mph.
Miles per hour (mph)
The mile per hour is used on road signs in the United Kingdom, the United States and a few other countries. A mile is exactly 1,609.344 meters, so 1 mph is 1.609344 km/h.
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