Speed converter
Unit conversions
Speed converter
Convert km/h ↔ mph, metres per second ↔ km/h
Example values are filled in. Replace them with your own.
Example calculation
Converted value: 62.1371 mph.
Converted value
62.1371 mph
This is the same speed expressed in another unit.
See formula and assumptions
Input × source-unit factor / target-unit factor. US and UK units are distinct.
- Value
- Example: 100. Enter the number only.
- From
- Choose the option that matches your situation.
- To
- Choose the option that matches your situation.