Table of Winning Probability |
| Rating Difference | Stronger Player | Weaker Player | Home | |
| 0 | 0.50 | 0.50 | ||
| 25 | 0.53 | 0.47 | Home | |
| 50 | 0.57 | 0.43 | ||
| 100 | 0.64 | 0.36 | Home | |
| 150 | 0.70 | 0.30 | ||
| 200 | 0.76 | 0.24 | ||
| 250 | 0.81 | 0.19 | ||
| 300 | 0.85 | 0.15 | ||
| 350 | 0.89 | 0.11 | ||
| 400 (FIDE) | 0.92 | 0.08 | ||
| 450 | 0.94 | 0.06 | ||
| 500 | 0.96 | 0.04 | ||
| 735 | 0.99 | 0.01 | ||
| Over 735 | 1.00 | 0.00 | ||
| Note: Simplified. FIDE Handbook contains the original FIDE Table. | ||||