Convert Miles per Hour to Meters per Second
mph to m/s · speed conversion
What are miles per hour and meters per second?
Miles per hour is the standard speed unit for roads in the US and UK. Meters per second is the SI unit of speed, used in physics and science. For reference: a brisk walk is about 5 km/h (3 mph), and highway speed is around 100 km/h (62 mph).
How to convert miles per hour to meters per second
1 mph = 0.44704 m/s. To convert, multiply the number of miles per hour by 0.44704. For example, 5 mph = 2.2352 m/s, and 20 mph = 8.9408 m/s. To go the other way, multiply meters per second by 2.23694 (since 1 m/s = 2.23694 mph).
Miles per Hour to Meters per Second conversion table
| Miles per Hour (mph) | Meters per Second (m/s) |
|---|---|
| 1 | 0.44704 |
| 5 | 2.2352 |
| 10 | 4.4704 |
| 30 | 13.4112 |
| 60 | 26.8224 |
| 100 | 44.704 |
| 120 | 53.6448 |
FAQ
What is 1 mph in m/s?
1 mph = 0.44704 m/s. To convert any amount, multiply the number of miles per hour by 0.44704.
How do I convert meters per second back to miles per hour?
Go the other way: 1 m/s = 2.23694 mph, so multiply meters per second by 2.23694 to get miles per hour.
Is a miles per hour bigger than a meters per second?
No — 1 mph is the smaller unit, equal to 0.44704 m/s (it takes 2.23694 mph to make one m/s).
Are these speed conversions exact?
They use the standard internationally-defined conversion factors. Results are rounded to six significant figures for readability, which is accurate enough for everyday and most technical use.