| 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 |
| 1988 | 18 | 7100 | 70.07 | 59.93 | 65.19 | 11.29 | 11.06 | 9.92 | 10.57 | 20.31 | 25.97 |
| 1989 | 19 | 7740 | 70.19 | 59.67 | 65.11 | 11.71 | 10.89 | 9.82 | 10.44 | 21.07 | 26.66 |
| 1990 | 20 | 9211 | 70.73 | 60.06 | 65.59 | 10.69 | 10.34 | 9.71 | 10.08 | 20.70 | 25.95 |
| 1991 | 21 | 8912 | 68.09 | 59.30 | 63.89 | 8.92 | 10.31 | 9.44 | 9.92 | 20.35 | 25.69 |
| 1992 | 22 | 8547 | 67.42 | 57.27 | 62.54 | 8.75 | 9.85 | 9.51 | 9.69 | 20.02 | 26.35 |
| 1993 | 23 | 8399 | 68.79 | 56.55 | 62.76 | 9.33 | 10.22 | 9.32 | 9.79 | 20.17 | 27.46 |
| 1994 | 24 | 8263 | 69.16 | 55.52 | 62.42 | 7.68 | 10.31 | 9.10 | 9.74 | 19.85 | 27.86 |
| 1995 | 25 | 7179 | 67.36 | 52.80 | 60.11 | 8.06 | 10.52 | 8.97 | 9.77 | 19.43 | 28.45 |
| 1996 | 26 | 6745 | 70.29 | 52.57 | 61.50 | 9.02 | 10.55 | 9.17 | 9.99 | 19.54 | 29.09 |
| 1997 | 27 | 6562 | 69.12 | 55.60 | 62.41 | 7.20 | 10.56 | 9.19 | 10.00 | 20.43 | 29.73 |
| 1998 | 28 | 6403 | 69.17 | 53.54 | 61.54 | 6.77 | 10.32 | 9.30 | 9.93 | 20.25 | 29.29 |
| 1999 | 29 | 6279 | 69.55 | 52.69 | 61.22 | 7.82 | 10.34 | 9.81 | 10.16 | 20.56 | 30.36 |
| 2000 | 30 | 6591 | 71.94 | 53.29 | 62.68 | 7.06 | 10.83 | 9.93 | 10.55 | 21.50 | 31.26 |
| 2001 | 31 | 6260 | 69.55 | 54.48 | 61.99 | 7.48 | 10.80 | 9.44 | 10.38 | 21.68 | 32.61 |
| 2002 | 32 | 5186 | 70.61 | 50.88 | 60.75 | 8.86 | 10.96 | 10.15 | 10.74 | 21.35 | 31.88 |
| 2003 | 33 | 4654 | 69.52 | 51.91 | 60.71 | 9.89 | 11.32 | 10.60 | 11.10 | 22.07 | 33.56 |
| 2004 | 34 | 4728 | 71.70 | 53.81 | 62.80 | 8.19 | 11.33 | 9.91 | 10.87 | 22.38 | 33.27 |
| 2005 | 35 | 4863 | 68.40 | 54.72 | 61.56 | 7.92 | 11.12 | 9.55 | 10.50 | 21.58 | 32.09 |
| 2006 | 36 | 5013 | 68.75 | 56.60 | 62.62 | 5.63 | 10.99 | 8.89 | 10.09 | 21.83 | 32.23 |
| 2007 | 37 | 5615 | 67.70 | 57.20 | 62.34 | 4.46 | 10.70 | 8.63 | 9.76 | 20.97 | 32.06 |