Meters per second (m/s)

The meter per second is the SI unit of speed.

Convert meters per second to any speed unit

1 meter per second = 3.6 kilometers per hour

Quick facts

Unit
Meter per second (plural: meters per second)
Symbol
m/s
Measures
Velocity / Speed
System
Common
Definition
The SI unit of speed.
Also written
metre per second, mps

1 meter per second in other units

Kilometers per hour3.6 km/h
Miles per hour2.236936292 mph
Knots1.943844492 kn
Feet per second3.280839895 ft/s
Mach (sea level)0.002938669958 Ma
Speed of light3.335641 × 10-9 c
Beaufort force1.126840588 Bft
Feet per minute196.8503937 ft/min

What is a meter per second?

The meter per second is the SI unit of speed. It is used in science and engineering, for wind speeds in many countries, and for running speeds: 1 m/s is exactly 3.6 km/h.

Where the meter per second sits among speed units

The meter per second is number 25 of 41 on our scale of speed units, ordered from smallest to largest.

What meters per second are used for

  • Physics and engineering
  • Wind speed in scientific forecasts
  • Running and sprinting speeds

Meters per second in real life

  • Walking pace is about 1.4 m/s
  • Usain Bolt reached about 12.4 m/s
  • Sound travels at about 343 m/s in air at 20 °C

Top meter per second conversions

Common amounts of meters per second

Convert meters per second to all 43 other units

Common

Metric

US & imperial

Physics & astronomy

Wind scales

Everyday comparisons

Convert to meters per second

Frequently asked questions

What is a meter per second?

The meter per second is the SI unit of speed.

How is the meter per second defined?

The SI unit of speed.

How many kilometers per hour are in a meter per second?

One meter per second equals 3.6 kilometers per hour.

How many miles per hour are in a meter per second?

One meter per second equals 2.236936292 miles per hour.

How many knots are in a meter per second?

One meter per second equals 1.943844492 knots.