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Training Calculator - Predict Your Marathon Time

We looked at data from over a thousand experienced marathon runners of all standards, to develop a more accurate prediction. Read our article if you want more detail.

Enter your half marathon time here:

A half marathon time of 2:18:27 gives a marathon time of:


Yes, you read that right! Our study found that if a male and female runner have the same half marathon time, the female runner will complete a quicker marathon.
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