Meters per second to Kilometers per hour Converter
Convert Meters per second (m/s) to Kilometers per hour (km/h). Results update as you type, with a conversion table and the formula below.
1 m/s =
3.6 km/h
m/s to km/h conversion table
| m/s | km/h |
|---|---|
| 1 | 3.6 |
| 2 | 7.2 |
| 3 | 10.8 |
| 4 | 14.4 |
| 5 | 18 |
| 6 | 21.6 |
| 7 | 25.2 |
| 8 | 28.8 |
| 9 | 32.4 |
| 10 | 36 |
| 15 | 54 |
| m/s | km/h |
|---|---|
| 20 | 72 |
| 25 | 90 |
| 30 | 108 |
| 40 | 144 |
| 50 | 180 |
| 60 | 216 |
| 70 | 252 |
| 80 | 288 |
| 90 | 324 |
| 100 | 360 |
How to use
- Type the m/s value to convert.
- The result appears instantly in km/h; the swap button reverses direction.
- For common values, check the conversion table below.
Frequently asked questions
How many km/h is 1 m/s?+
1 m/s = 3.6 km/h. The table below lists the values you'll reach for most often.
How accurate are the results?+
The math uses internationally standardized definitions; only the display is rounded to significant digits. Accurate enough for school, work and daily life.
How do I convert km/h back to m/s?+
Hit the swap arrows in the middle of the converter above — the direction flips and your value is kept.
Is it really free?+
Yes. No sign-up, no install, no usage limits. The site is ad-supported.
Unit guide
The formula
1 m/s equals 3.6 km/h — multiply a m/s value by 3.6 to get km/h. Example: 5 m/s × 3.6 = 18 km/h.
Going the other way, 1 km/h = 0.277778 m/s — multiply by 0.277778, or hit the swap button on the converter above.
When is this conversion needed?
Useful for speed-limit signs abroad, storm wind speeds (knots) and running or cycling pace math.