Metres per second to Kilometres per hour

Convert metres per second (m/s) to kilometres per hour (km/h) instantly — with formula and reference table.

m/s
km/h

Quick answer: 1 m/s = 3.6 km/h. To convert metres per second to kilometres per hour, multiply by m/s × 3.6.

Converting metres per second to kilometres per hour

This converter changes a value in metres per second (m/s) into kilometres per hour (km/h). One metres per second equals 3.6 km/h. To convert metres per second to km/h, multiply by 3.6 (there are 3,600 seconds per hour and 1,000 metres per km). The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.

Formula

km/h = m/s × 3.6

Example

Convert 10 m/s to km/h: 10 × 3.6 = 36 km/h.

Metres per second to Kilometres per hour conversion table

Metres per second (m/s)Kilometres per hour (km/h)
1 m/s3.6 km/h
2 m/s7.2 km/h
3 m/s10.8 km/h
5 m/s18 km/h
10 m/s36 km/h
20 m/s72 km/h
25 m/s90 km/h
50 m/s180 km/h
100 m/s360 km/h

How to use this converter

  1. Enter a value in the metres per second (m/s) field.
  2. Read the converted value in kilometres per hour (km/h) below.
  3. Type into the km/h field instead to convert in reverse, or use the swap button.

Frequently asked questions

How do I convert m/s to km/h?

Multiply the speed in m/s by 3.6. 10 m/s = 36 km/h.

What is 5 m/s in km/h?

5 times 3.6 = 18 km/h.

Why is the factor 3.6?

1 m/s is 3,600 metres per hour, which is 3.6 kilometres per hour.

Last updated: 2026-05-27 Free · No signup · Works offline Suggest an improvement