About the Player Efficiency Calculator
Basketball efficiency (EFF) rating from a player’s box-score line, per game and total.
Also known as: eff rating, nba efficiency, basketball efficiency, player rating.
How to use this calculator
- Enter points, rebounds, assists, steals and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
EFF = (PTS + REB + AST + STL + BLK) − (missed FG + missed FT + TO)
Worked example
Using the values pre-filled in the calculator above:
- Points = 22
- Rebounds = 8
- Assists = 5
- Steals = 2
- Blocks = 1
- FG attempted = 18
- FG made = 9
- FT attempted = 6
the calculator returns:
- Efficiency (EFF): 24
- Total EFF: 24
- Missed shots: 11