⚡ Speed
Mph to M/S Converter
Convert mph to m/s instantly. Enter any value and get the result. Includes a conversion table and the exact formula.
Quick answer: To convert mph to m/s, multiply by 0.44704. For example, 1 mph = 0.44704 m/s. Use the calculator below for any value.
mph to m/s
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Common conversions
| Mph | M/S |
|---|
Formula:
How to convert mph to m/s
1
Enter your value
Type the number of mph you want to convert into the left box. The result in m/s appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — M/S to Mph. Your current value carries across so you don't have to re-enter anything.
3
About Mph and M/S
mph and m/s are both units of speed. Use this converter to switch between them instantly.
💡 Did you know?
30 mph = 13.4 m/s. UK national speed limit (70 mph) = 31.3 m/s. A car at 30 mph travels its own length (4.5m typical) every 1/3 of a second — useful for thinking about stopping distance physics.
📊 Common conversions at a glance
| Mph | M/S |
|---|---|
| 1 | 0.447 |
| 5 | 2.235 |
| 10 | 4.47 |
| 20 | 8.941 |
| 30 | 13.41 |
| 40 | 17.88 |
Reviewed for 2026. Mph ↔ M/S conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.