1 meter per second [m/s] = 3.6 kilometer per hour [km/h]
Example: 1 meter per second [m/s] equals 3.6 kilometer per hour [km/h].
Examples
1 meter per second [m/s] = 3.6 kilometer per hour [km/h]
2 meter per second [m/s] = 7.2 kilometer per hour [km/h]
5 meter per second [m/s] = 18 kilometer per hour [km/h]
10 meter per second [m/s] = 36 kilometer per hour [km/h]
20 meter per second [m/s] = 72 kilometer per hour [km/h]
25 meter per second [m/s] = 90 kilometer per hour [km/h]
Practical Uses for meter per second to kilometer per hour
quick homework checksshopping and product comparisonstravel planningprofessional estimatesDIY and household measurementsgeneral reference
Sources and Accuracy
Speed conversions use meter per second as the reference unit. Road, aviation, nautical, and physics units are converted through stored factors.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
About These Units
meter per second [m/s]
Definition
Meters per second is the SI derived unit of speed.
History
The unit follows SI length and time measurement and is common in scientific calculations.
Current use
Meters per second is used in physics, engineering, athletics, wind speeds, and technical specifications.
kilometer per hour [km/h]
Definition
Kilometers per hour measures how many kilometers are traveled in one hour.
History
The unit follows the metric system and became the common road-speed unit in many countries.
Current use
Kilometers per hour is used for speed limits, vehicles, cycling, running, weather reports, and transportation planning.
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How to Convert
Enter the value in the “From value” field.
Confirm the source unit is meter per second [m/s].
Confirm the target unit is kilometer per hour [km/h].