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Soccer Pythagorean Win Expectation Calculator

Pythag exp. = GF^x / (GF^x + GA^x), x ≈ 1.35 for soccer.

Compute the Pythagorean expected winning percentage of a soccer team from its goals-for and goals-against, using a configurable exponent (≈ 1.35 for football/soccer): exp = GF^x / (GF^x + GA^x).

Marcus Laurent By Marcus Laurent
Published Last reviewed 1 min read

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Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Win % = GF^x / (GF^x + GA^x)

In depth

Compute the Pythagorean expected winning percentage of a soccer team from its goals-for and goals-against, using a configurable exponent (≈ 1.35 for football/soccer): exp = GF^x / (GF^x + GA^x).