Free online tool

Speed Converter

Convert meters per second, kilometers per hour, miles per hour, knots and feet per second.

Enter your values

Result

Enter the values and choose Calculate.

How to use this tool

Translate common travel, sport and navigation speed units accurately.

  1. Enter your values
  2. Calculate
  3. Copy · Share

Formula and method

Converted speed = input × source factor ÷ target factor

Worked example

100 km/h is about 27.7778 m/s.

Frequently asked questions

Is this tool free and private?

Yes. It is free to use without an account, and the calculation runs in your browser.

Speed Converter

Convert meters per second, kilometers per hour, miles per hour, knots and feet per second.

Content basis and verification

· Calculations run in your browser. Check the formula and assumptions on this page, and confirm important financial, tax, medical or legal decisions against current official guidance.