Convert tools

Speed Unit Converter

Convert m/s, km/h, mph, ft/s and knots.

Convert in your browser · No sign-up

A knot is one nautical mile per hour, with 1 nautical mile = 1852 m. Negative speeds are rejected.

Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.

How to use

  1. Convert m/s, km/h, mph, ft/s and knots.
  2. Choose the mode or options, then run the tool.
  3. Review the result, then copy or download the TXT file.

Example

100 km/h ≈ 27.77777777778 m/s

Details and limitations

A knot is one nautical mile per hour, with 1 nautical mile = 1852 m. Negative speeds are rejected.

Text stays in your browser; it is not sent to a conversion server.

FAQ

Speed Unit Converter — What are the supported inputs and limits?

A knot is one nautical mile per hour, with 1 nautical mile = 1852 m. Negative speeds are rejected.

Format references

Tool page updated: