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General

Pace Calculator

Calculate your pace per mile or kilometre from a distance and a finish time, and see the equivalent speed.

Your numbers

Result

Pace 5:15 / km
Pace in the other unit 8:27 / mi
Speed 11.4286
Total time in seconds 3,150
That is a pace of 5:15 / km (8:27 / mi), an average speed of 11.4286 km/h.

This is an even average pace across the whole distance. Real splits vary, particularly over longer distances.

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Questions

About this calculator

What pace do I need for a sub-four-hour marathon?

Roughly 9:09 per mile, or 5:41 per kilometre, held for the full 26.2 miles. Enter the distance and target time above to check any goal.

What is the difference between pace and speed?

Pace is time per unit of distance and gets smaller as you get faster. Speed is distance per unit of time and gets bigger. They are reciprocals of each other.

The formula

pace = total time ÷ distance

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