| Compare by Age | Compare 1908-1946 | Compare 1947-1972 | Compare 1973-2007 | Individual Players |
| Morphy | Steinitz | Lasker | Capablanca | Alekhine | Euwe | Botvinnik | Smyslov |
| Tal | Petrosian | Spassky | Fischer | Karpov | Kasparov | Kramnik | Anand |
|   | 1 Yr Periods | 3 Yr Periods | 5 Yr Periods | 10 Yr Periods | Return to TrueChess home | Return to Compare Champions home |
| DRAWN GAMES ARE EXCLUDED FROM "BLUNDERS" AND "AVG ERROR" DATA COLUMNS |
| YEAR | AGE | MOVES ANALYZED | WHITE PTS PERCENT | BLACK PTS PERCENT | TOTAL PTS PERCENT | BLUNDERS per 1000 MOVES | AVG ERROR per WHITE MOVE | AVG ERROR per BLACK MOVE | AVG ERROR per MOVE | COMPLEXITY – ALL GAMES | COMPLEXITY – WINNING GAMES |
| 1993 | 18 | 6166 | 74.43 | 66.54 | 70.46 | 5.56 | 8.68 | 8.86 | 8.76 | 22.24 | 28.25 |
| 1994 | 19 | 5691 | 70.42 | 61.38 | 65.84 | 5.33 | 8.83 | 9.83 | 9.31 | 22.05 | 28.63 |
| 1995 | 20 | 5353 | 72.81 | 56.31 | 64.67 | 6.82 | 8.51 | 10.48 | 9.35 | 22.20 | 30.10 |
| 1996 | 21 | 4723 | 69.23 | 53.72 | 61.87 | 5.93 | 9.13 | 10.75 | 9.83 | 21.97 | 31.21 |
| 1997 | 22 | 4567 | 70.59 | 56.52 | 63.92 | 5.16 | 8.25 | 8.78 | 8.46 | 21.33 | 29.57 |
| 1998 | 23 | 4422 | 65.50 | 53.98 | 60.11 | 4.73 | 8.88 | 8.75 | 8.82 | 19.79 | 26.80 |
| 1999 | 24 | 3933 | 65.91 | 55.29 | 60.69 | 4.18 | 8.08 | 8.26 | 8.15 | 19.90 | 27.32 |
| 2000 | 25 | 3489 | 66.46 | 50.65 | 58.65 | 1.63 | 8.63 | 8.78 | 8.68 | 19.21 | 28.70 |
| 2001 | 26 | 3122 | 67.65 | 53.47 | 60.36 | 4.75 | 8.00 | 7.64 | 7.90 | 19.04 | 29.08 |
| 2002 | 27 | 1997 | 67.44 | 54.65 | 61.05 | 5.79 | 7.70 | 7.81 | 7.74 | 17.95 | 27.39 |
| 2003 | 28 | 1815 | 66.25 | 52.56 | 59.49 | 5.78 | 7.61 | 9.80 | 8.51 | 16.47 | 24.54 |
| 2004 | 29 | 2097 | 64.58 | 45.75 | 55.26 | 4.10 | 8.35 | 11.03 | 9.38 | 14.52 | 20.01 |
| 2005 | 30 | 3172 | 62.86 | 44.37 | 53.55 | 11.70 | 8.58 | 11.08 | 9.56 | 15.02 | 22.87 |
| 2006 | 31 | 2989 | 63.49 | 46.21 | 54.65 | 13.69 | 8.63 | 10.49 | 9.29 | 15.68 | 26.51 |
| 2007 | 32 | 2870 | 70.34 | 46.67 | 58.40 | 11.07 | 8.63 | 11.15 | 9.25 | 18.29 | 31.42 |