Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Chess
Chess Elo Rating Change Calculator
Calculates the exact Elo points you gain or lose after a chess game using the official FIDE formula. Enter your rating, opponent's rating, result, and K-factor to see your updated score.
Chess
Chess ELO Rating Calculator
Calculates your new ELO rating after a chess game based on your rating, your opponent's rating, and the result. Use it after each rated game to track rating gains or losses.
Key differences
| Chess Elo Rating Change Calculator | Chess ELO Rating Calculator | |
|---|---|---|
| Category | Chess | Chess |
| Inputs required | 4 | 4 |
| Result | Rating Change (points) | New Rating (ELO) |
| What it does | Calculates the exact Elo points you gain or lose after a chess game using the official FIDE formula. Enter your rating, opponent's rating, result, and K-factor to see your updated score. | Calculates your new ELO rating after a chess game based on your rating, your opponent's rating, and the result. Use it after each rated game to track rating gains or losses. |