Speed Converter
Free online speed converter — convert between Metres/second, Kilometres/hour, Miles/hour, Knot and more, instantly in your browser.
All conversions
| Unit | Value |
|---|
How this speed converter works
Type a value, pick the unit you have and the unit you want — the result updates instantly, along with a full table converting your value into every supported speed unit. All math runs locally in your browser, so it works offline once loaded and nothing you enter is sent anywhere.
Supported units
- Metres/second (m/s)
- Kilometres/hour (km/h)
- Miles/hour (mph)
- Knot (kn)
- Mach (sea level)
Frequently asked questions
How do I convert Metres/second to Kilometres/hour?
Enter your value, pick Metres/second as “From” and Kilometres/hour as “To” — the result updates as you type. 1 Metres/second = 3.6 Kilometres/hour.
Which speed units does this converter support?
5 units: Metres/second, Kilometres/hour, Miles/hour, Knot, Mach. The table below the converter shows your value in every unit at once.
Is this speed converter free and private?
Yes — it is completely free, needs no sign-up, and all conversion happens locally in your browser. Nothing you enter is uploaded or stored.