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Speed Calculator

📏 Distance ⓘ

⏱️ Time ⓘ

min

🚀 Speed (Result) ⓘ

Quick summary

Enter distance and time to see your speed.

Show step-by-step derivation

Formula: speed = distance / time

Common speed conversions

Base	= km/h	= mph	= ft/s	= kn
1 m/s	3.6	2.23694	3.28084	1.94384
1 km/h	—	0.621371	0.911344	0.539957
1 mph	1.60934	—	1.46667	0.868976
1 kn	1.852	1.15078	1.68781	—

Sources:

SI units & conversions: NIST & BIPM
Knots definition: International Hydrographic Organization

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