Convert miles per hour to meters per second
Instant, accurate mph → m/s conversion with a live converter, table and formula.
1 miles per hour = 0.44704 meters per second
1 meters per second = 2.23694 miles per hour
miles per hour to meters per second table
| miles per hour (mph) | meters per second (m/s) |
|---|---|
| 0.5 | 0.22352 |
| 1 | 0.44704 |
| 2 | 0.89408 |
| 5 | 2.2352 |
| 10 | 4.4704 |
| 20 | 8.9408 |
| 50 | 22.352 |
| 100 | 44.704 |
| 500 | 223.52 |
| 1000 | 447.04 |
Formula
meters per second = miles per hour × 0.44704.
Example
10 miles per hour = 4.4704 meters per second.
What is a miles per hour?
Miles per hour (mph) is the imperial speed unit used in the US and UK.
What is a meters per second?
Meters per second (m/s) is the SI unit of speed.
Real-world reference points
Walking is ~5 km/h (3 mph); city driving ~50 km/h (31 mph); a jet cruises near 900 km/h (560 mph).
| Reference | miles per hour | meters per second |
|---|---|---|
| Brisk walk | 3.36 mph | 1.5 m/s |
| Sprinting world record (avg) | 23.35 mph | 10.44 m/s |
| City speed limit (50 km/h) | 31.07 mph | 13.89 m/s |
| Highway cruising (100 km/h) | 62.14 mph | 27.78 m/s |
| Commercial jet cruise | 559 mph | 250 m/s |
Mistakes to avoid with speed conversions
- Dividing instead of multiplying by 3.6 when moving between m/s and km/h.
- Assuming knots equal mph — a knot is ~15% faster (nautical miles per hour).
- Comparing GPS speed (ground speed) with a car's speedometer, which reads slightly high by design.
Frequently asked questions
How many meters per second in a miles per hour?+
1 miles per hour = 0.44704 meters per second.
How do I convert miles per hour to meters per second?+
Enter the value in the miles per hour box above and the meters per second value appears instantly. You can also type in the meters per second box to convert the other way.
Is this mph to m/s converter free?+
Yes — it is 100% free, needs no sign-up, and runs entirely in your browser.