basic

Baseball OPS (On-Base Plus Slugging) Calculator

OPS = OBP + SLG.

Compute a batter's OPS from raw plate-appearance stats: OBP = (H + BB + HBP) / (AB + BB + HBP + SF); SLG = (1B + 2·2B + 3·3B + 4·HR) / AB; OPS = OBP + SLG. > .900 is All-Star caliber.

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

OPS = OBP + SLG.

In depth

Compute a batter's OPS from raw plate-appearance stats: OBP = (H + BB + HBP) / (AB + BB + HBP + SF); SLG = (1B + 2·2B + 3·3B + 4·HR) / AB; OPS = OBP + SLG. > .900 is All-Star caliber.