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Simplified NBA Player Efficiency Rating Calculator

Game Score (per Hollinger) ≈ a quick PER proxy.

Compute John Hollinger's Game Score, a quick per-game player efficiency rating used as a proxy for the more complex PER. Higher = better. Game Score = PTS + 0.4·FG − 0.7·FGA − 0.4·(FTA − FT) + 0.7·OREB + 0.3·DREB + STL + 0.7·AST + 0.7·BLK − 0.4·PF − TO. ~10 = average; 20+ = excellent; 40+ = historic.

Marcus Laurent By Marcus Laurent
Published Last reviewed 1 min read

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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

Game Score (Hollinger) = weighted sum of box-score stats.

In depth

Compute John Hollinger's Game Score, a quick per-game player efficiency rating used as a proxy for the more complex PER. Higher = better. Game Score = PTS + 0.4·FG − 0.7·FGA − 0.4·(FTA − FT) + 0.7·OREB + 0.3·DREB + STL + 0.7·AST + 0.7·BLK − 0.4·PF − TO. ~10 = average; 20+ = excellent; 40+ = historic.