WAR Calculator (Wins Above Replacement) (Baseball)

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Estimates a player's total contribution to their team compared to a hypothetical replacement player.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Runs Above Average (RAA), Positional Adjustment, Replacement Level Runs, Games Played, and League Runs per Win (R/W) in the units shown.

Step 2

Read Total Runs and Wins Above Replacement (WAR) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Example Player 1

Runs Above Average (RAA): 25 Runs; Positional Adjustment: 5 Runs; Replacement Level Runs: 0 Runs; Games Played: 150 Games; League Runs per Win (R/W): 9.8 Runs per Win

Total Runs: 30 Runs; Wins Above Replacement (WAR): 3.06122449 WAR

Example Player 2

Runs Above Average (RAA): 0 Runs; Positional Adjustment: -5 Runs; Replacement Level Runs: 0 Runs; Games Played: 80 Games; League Runs per Win (R/W): 9.8 Runs per Win

Total Runs: -5 Runs; Wins Above Replacement (WAR): -0.5102040816 WAR

Example Player 3

Runs Above Average (RAA): -10 Runs; Positional Adjustment: 0 Runs; Replacement Level Runs: 0 Runs; Games Played: 50 Games; League Runs per Win (R/W): 9.8 Runs per Win

Total Runs: -10 Runs; Wins Above Replacement (WAR): -1.020408163 WAR

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