Speed Calculator
Calculate speed, distance, or time using the fundamental speed formula (speed = distance / time).
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Speed
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Speed
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Speed
Recent Calculations
What Is Speed?
Speed is the rate at which an object covers distance. The fundamental relationship is speed = distance / time.
Formula
Speed = Distance / TimeExample
Traveling 120 miles in 2 hours means a speed of 120/2 = 60 mph.
Frequently Asked Questions
What's the difference between speed and velocity?
Speed is a scalar (magnitude only). Velocity is a vector (magnitude + direction).
How do I convert mph to km/h?
Multiply mph by 1.60934. For example, 60 mph = 96.6 km/h.