Convert foot/second to mile/second

Please provide values below to convert foot/second [ft/s] to mile/second [mi/s], or Convert mile/second to foot/second.

1 ft/s = 0.000189393939394 mi/s. To convert foot/second to mile/second, multiply the value by 0.000189393939394; to go the other way, divide by it (1 mi/s = 5280 ft/s). Both units measure speed and appear in everyday as well as technical calculations, so switching between them quickly is often useful.

Quick Reference

  • 1 ft/s = 0.000189393939394 mi/s
  • 1 mi/s = 5280 ft/s
  • 10 ft/s = 0.00189393939394 mi/s
  • 100 ft/s = 0.0189393939394 mi/s



How to Convert Foot/second to Mile/second

1 ft/s = 0.000189393939393939 mi/s

Example: convert 15 ft/s to mi/s:
15 ft/s = 15 × 0.000189393939393939 mi/s = 0.00284090909090909 mi/s


Foot/second to Mile/second Conversion Table

foot/second mile/second
1 ft/s 0.000189393939394 mi/s
2 ft/s 0.000378787878788 mi/s
3 ft/s 0.000568181818182 mi/s
5 ft/s 0.00094696969697 mi/s
10 ft/s 0.00189393939394 mi/s
20 ft/s 0.00378787878788 mi/s
50 ft/s 0.0094696969697 mi/s
100 ft/s 0.0189393939394 mi/s
500 ft/s 0.094696969697 mi/s
1000 ft/s 0.189393939394 mi/s

Foot/second

Foot per second (ft/s) is a unit of speed representing the distance of one foot traveled in one second.

History/Origin

The foot per second has been used historically in engineering, physics, and aeronautics, originating from the imperial measurement system where the foot is a standard unit of length. Its usage predates the metric system and has been common in the United States and other countries using imperial units.

Current Use

Today, ft/s is primarily used in fields such as physics, engineering, and aviation to measure speeds, especially in contexts where imperial units are standard. It is also used in sports and safety standards related to speed measurements.


Mile/second

A mile per second (mi/s) is a unit of speed representing the distance of one mile traveled in one second.

History/Origin

The mile per second has been used primarily in scientific contexts, especially in astronomy and physics, to measure extremely high velocities such as those of celestial objects. Its usage has been limited due to the convenience of metric units in scientific measurement.

Current Use

Today, the mile per second is mainly used in scientific research, particularly in astrophysics and space science, to describe high-velocity phenomena like the speed of spacecraft, stars, or other celestial bodies.


Frequently Asked Questions

What is 1 foot/second in mile/second?

1 foot/second (ft/s) = 0.000189393939394 mile/second (mi/s).

How do you convert foot/second to mile/second?

Multiply the foot/second value by 0.000189393939394. For example, 25 ft/s × 0.000189393939394 = 0.00473484848485 mi/s.

What is 10 foot/second in mile/second?

10 ft/s = 0.00189393939394 mi/s.

Which unit is larger, the foot/second or the mile/second?

The mile/second is the larger unit: 1 ft/s equals only 0.000189393939394 mi/s.