| 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 |
| 1953 | 16 | 446 | 65.00 | 65.00 | 65.00 | 18.87 | 9.67 | 11.63 | 10.39 | 20.39 | 29.19 |
| 1954 | 17 | 627 | 85.00 | 61.54 | 71.74 | 5.94 | 10.50 | 14.36 | 12.22 | 20.91 | 26.26 |
| 1955 | 18 | 1291 | 68.52 | 64.29 | 66.36 | 9.03 | 8.54 | 10.25 | 9.48 | 18.78 | 26.44 |
| 1956 | 19 | 1343 | 68.52 | 48.33 | 57.90 | 12.10 | 9.15 | 9.35 | 9.23 | 20.42 | 26.95 |
| 1957 | 20 | 1257 | 70.00 | 62.07 | 65.74 | 1.61 | 9.59 | 9.08 | 9.30 | 21.71 | 31.88 |
| 1958 | 21 | 686 | 75.00 | 50.00 | 62.96 | 7.65 | 10.46 | 12.66 | 11.31 | 20.05 | 26.20 |
| 1959 | 22 | 1402 | 75.86 | 62.96 | 69.64 | 14.77 | 11.14 | 9.04 | 10.13 | 20.75 | 26.65 |
| 1960 | 23 | 1152 | 79.17 | 64.00 | 71.43 | 10.77 | 11.52 | 10.54 | 11.06 | 28.15 | 38.69 |
| 1961 | 24 | 1094 | 65.91 | 69.05 | 67.44 | 4.20 | 9.82 | 8.69 | 9.24 | 19.16 | 24.74 |
| 1962 | 25 | 1476 | 81.25 | 67.74 | 74.60 | 4.11 | 8.66 | 8.97 | 8.79 | 22.75 | 28.19 |
| 1963 | 26 | 579 | 61.54 | 65.39 | 63.46 | 4.51 | 17.32 | 9.34 | 13.31 | 16.47 | 24.37 |
| 1964 | 27 | 2291 | 79.27 | 60.64 | 69.32 | 5.68 | 7.86 | 7.21 | 7.59 | 18.52 | 25.61 |
| 1965 | 28 | 1502 | 64.29 | 68.75 | 66.67 | 5.18 | 11.26 | 10.05 | 10.67 | 20.07 | 28.77 |
| 1966 | 29 | 1883 | 66.67 | 48.84 | 57.32 | 4.29 | 7.83 | 6.24 | 7.28 | 13.27 | 21.99 |
| 1967 | 30 | 1358 | 73.08 | 56.45 | 65.71 | 5.34 | 9.78 | 7.88 | 9.11 | 20.40 | 28.25 |
| 1968 | 31 | 1436 | 79.31 | 62.96 | 71.43 | 7.04 | 9.72 | 9.50 | 9.64 | 21.13 | 25.67 |
| 1969 | 32 | 1386 | 67.24 | 55.17 | 61.21 | 5.13 | 10.66 | 8.04 | 9.74 | 15.29 | 24.22 |
| 1970 | 33 | 898 | 67.39 | 73.68 | 70.24 | 2.41 | 7.25 | 7.05 | 7.16 | 20.55 | 29.12 |
| 1971 | 34 | 916 | 76.32 | 57.14 | 66.25 | 13.92 | 12.23 | 7.75 | 10.04 | 23.59 | 29.44 |
| 1972 | 35 | 723 | 50.00 | 35.00 | 44.44 | 15.72 | 9.34 | 9.54 | 9.38 | 15.64 | 32.19 |
| 1973 | 36 | 1846 | 65.12 | 60.47 | 62.79 | 11.26 | 9.77 | 8.31 | 9.12 | 17.88 | 30.26 |
| 1974 | 37 | 1046 | 64.29 | 58.00 | 60.87 | 5.75 | 9.12 | 11.08 | 10.14 | 20.06 | 33.41 |
| 1975 | 38 | 854 | 72.50 | 55.56 | 64.47 | 7.53 | 9.52 | 9.61 | 9.56 | 21.61 | 29.27 |
| 1976 | 39 | 416 | 55.00 | 50.00 | 52.63 | 10.42 | 7.55 | 11.91 | 9.67 | 15.80 | 21.05 |
| 1977 | 40 | 1649 | 61.77 | 45.46 | 53.73 | 10.18 | 10.40 | 9.89 | 10.22 | 16.90 | 27.00 |
| 1978 | 41 | 981 | 74.00 | 50.00 | 63.04 | 7.03 | 9.45 | 9.43 | 9.44 | 19.21 | 27.02 |
| 1979 | 42 | 1177 | 62.50 | 48.33 | 55.65 | 12.50 | 10.38 | 12.68 | 11.34 | 19.01 | 33.33 |
| 1980 | 43 | 1018 | 64.58 | 55.77 | 60.00 | 0.00 | 9.83 | 7.36 | 8.72 | 14.52 | 22.22 |
| 1981 | 44 | 877 | 64.29 | 58.70 | 61.36 | 0.00 | 7.47 | 9.21 | 8.60 | 17.59 | 26.65 |
| 1982 | 45 | 1475 | 58.82 | 56.25 | 57.58 | 2.92 | 12.28 | 13.95 | 12.97 | 18.22 | 31.35 |
| 1983 | 46 | 1447 | 59.72 | 52.56 | 56.00 | 10.33 | 10.82 | 10.46 | 10.61 | 18.12 | 27.31 |
| 1984 | 47 | 883 | 54.35 | 65.39 | 60.20 | 4.81 | 11.80 | 8.29 | 9.50 | 16.30 | 22.03 |
| 1985 | 48 | 1325 | 64.71 | 56.94 | 60.71 | 4.15 | 8.01 | 6.86 | 7.44 | 17.99 | 26.79 |
| 1986 | 49 | 1636 | 60.87 | 60.20 | 60.53 | 4.50 | 9.08 | 8.36 | 8.70 | 18.11 | 29.99 |
| 1987 | 50 | 538 | 66.67 | 50.00 | 58.07 | 7.75 | 7.08 | 0.00 | 7.08 | 15.68 | 23.07 |
| 1988 | 51 | 1290 | 63.16 | 52.86 | 58.22 | 9.42 | 8.46 | 11.45 | 9.79 | 16.62 | 27.13 |
| 1989 | 52 | 1166 | 54.69 | 43.55 | 49.21 | 6.21 | 11.44 | 10.03 | 10.59 | 12.52 | 20.95 |
| 1990 | 53 | 887 | 62.50 | 55.56 | 59.21 | 4.73 | 11.46 | 10.21 | 10.84 | 15.16 | 28.03 |
| 1991 | 54 | 805 | 65.79 | 60.42 | 62.79 | 6.80 | 4.54 | 9.16 | 6.57 | 17.30 | 27.07 |
| 1992 | 55 | 796 | 53.33 | 30.00 | 41.67 | 10.96 | 12.73 | 12.31 | 12.52 | 18.05 | 35.94 |