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Speed Converter

Convert speed between meters/second, km/h, mph, and knots using standard conversion factors.

How to Use Speed Converter
  1. 1Enter the value to convert
  2. 2Select the source unit
  3. 3Select the target unit
  4. 4See the instant result
Frequently Asked Questions

m/s (meters per second), km/h, mph, and knots.

Standard published conversion factors (1 mph = 0.44704 m/s, 1 knot = 0.514444 m/s) with results shown to 6 decimal places.

No — the calculation happens entirely in your browser.

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