mph to m/s Converter
Convert miles per hour to meters per second and back. Type a value and the result updates instantly.
1 mph = 0.44704 m/s
To convert, multiply mph by 0.44704. To go the other way, multiply m/s by 2.23694.
| mph | m/s |
|---|---|
| 5 | 2.24 |
| 10 | 4.47 |
| 20 | 8.94 |
| 30 | 13.41 |
| 60 | 26.82 |
| 70 | 31.29 |
About mph to m/s Converter
This converter turns miles per hour[1] into meters per second[2] and back. One mile per hour equals exactly 0.44704 meters per second, so to convert you multiply mph by 0.44704, and to reverse it you multiply m/s by 2.23694.
The factor comes straight from the definitions. A mile[3] is exactly 1,609.344 meters[4] and an hour is 3,600 seconds, so one mile per hour is 1,609.344 divided by 3,600, which is 0.44704 meters per second. Nothing is rounded.
Miles per hour is the everyday speed[5] unit in the United States and United Kingdom, while meters per second is the scientific unit used in physics. This conversion comes up constantly when a speed limit or a sports figure meets a physics problem. For road speeds you may also want kilometers per hour[6].
Type a value on either side and it converts instantly, in both directions, with a reference table of common speeds. Everything runs in your browser and nothing is uploaded.
How to Use
- Enter a value in the From box.
- Leave the units set to mph and m/s, or swap them.
- Read the converted value in the To box.
- Use the swap button to reverse the direction.
- Check the reference table for common speeds.
Frequently Asked Questions
How do you convert mph to m/s?
Multiply the miles per hour by 0.44704. For example, 60 mph is 60 times 0.44704, which is 26.82 meters per second.
How do you convert m/s to mph?
Multiply the meters per second by 2.23694. For example, 10 m/s is 22.37 mph.
What is 1 mph in m/s?
Exactly 0.44704 meters per second, from the definition of a mile and an hour.
What is 60 mph in m/s?
About 26.82 meters per second.
Why is the factor exactly 0.44704?
Because a mile is exactly 1,609.344 meters and an hour is 3,600 seconds, and 1,609.344 divided by 3,600 is 0.44704.
Is my data private?
Yes. The conversion runs entirely in your browser and nothing is uploaded.
Sources (6)
About Matt George
I'm Matt George, a software engineer in the startup space. I run my own shop building software for early-stage founders, and I love making free tools and experiences that people actually use. Enjoy using mph to m/s Converter!