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Speed & Velocity Converter

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Convert speed between kilometers per hour (km/h), miles per hour (mph), meters per second (m/s), knots, and Mach.

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All Speed & Velocity Conversions

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Helpful Examples

Highway Speed

70 mph to km/h

70 mph

Wind / Nautical

25 knots to km/h and mph

25 knots

How to Use the Speed & Velocity Converter

Automotive, aviation, and nautical velocity converter. Calculate speeds across km/h, mph, m/s, knots (nautical miles/hr), ft/s, and speed of sound (Mach).

Privacy & Data Processing Notice

No user data leaves your browser. Computation is executed entirely on your device. We do not store, view, or transmit your inputs over our network. Your computation remains on your personal machine.

Frequently Asked Questions

How many km/h is 60 mph?

60 mph is exactly 96.5606 km/h.

What is 1 knot?

1 knot is 1 nautical mile per hour (1.852 km/h or 1.15078 mph).

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