Speed Converter
Convert instantly between km/h, m/s, mph and knots — ideal for transportation, physics, aviation, engineering and navigation.
Speed Conversion Tool
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About This Speed Converter
This professional speed converter allows you to convert between km/h, m/s, mph and knots with absolute precision. It is useful for:
- Physics and engineering calculations
- Vehicle and driving speed conversions
- Aviation and marine navigation
- Sports science and treadmill speed conversions
- Academic and research work
All calculations happen directly inside your browser — fast, secure and offline capable.
Speed Converter — FAQ
1. How do I convert km/h to m/s?
1 km/h = 0.2777777778 m/s (divide km/h by 3.6).
2. How fast is 1 knot?
1 knot = 1.852 km/h (mainly used in ships and aircraft).
3. Does the tool work offline?
Yes — the converter works fully offline and does not require internet.
4. Are the calculations accurate?
Yes — all conversions use internationally accepted speed conversion factors and round results to 2 decimal places.
5. Is this tool free?
Yes — this speed converter is free to use forever.