| 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 |
| 1958 | 29 | 11326 | 68.09 | 59.24 | 63.74 | 7.52 | 10.18 | 10.73 | 10.42 | 19.13 | 26.11 |
| 1959 | 30 | 11905 | 67.83 | 60.56 | 64.24 | 7.16 | 10.03 | 10.52 | 10.25 | 19.10 | 25.92 |
| 1960 | 31 | 12420 | 71.32 | 62.21 | 66.85 | 7.02 | 9.67 | 10.21 | 9.91 | 19.43 | 26.01 |
| 1961 | 32 | 12642 | 72.20 | 62.18 | 67.25 | 6.49 | 9.43 | 10.36 | 9.84 | 19.51 | 25.96 |
| 1962 | 33 | 13173 | 72.66 | 62.98 | 67.86 | 6.16 | 9.35 | 10.27 | 9.75 | 19.33 | 25.77 |
| 1963 | 34 | 13171 | 72.63 | 62.50 | 67.61 | 6.67 | 9.26 | 10.22 | 9.67 | 19.14 | 25.70 |
| 1964 | 35 | 12730 | 73.38 | 62.73 | 68.12 | 6.43 | 9.06 | 10.16 | 9.51 | 19.13 | 25.25 |
| 1965 | 36 | 12455 | 73.99 | 61.57 | 67.81 | 6.71 | 9.19 | 10.07 | 9.53 | 19.10 | 25.40 |
| 1966 | 37 | 12835 | 74.64 | 60.04 | 67.39 | 5.97 | 9.00 | 9.89 | 9.34 | 19.07 | 25.33 |
| 1967 | 38 | 12613 | 75.18 | 59.70 | 67.50 | 5.70 | 8.88 | 9.76 | 9.21 | 18.98 | 25.24 |
| 1968 | 39 | 12566 | 75.18 | 60.67 | 68.00 | 6.14 | 8.77 | 9.70 | 9.13 | 18.80 | 24.93 |
| 1969 | 40 | 12500 | 74.09 | 60.60 | 67.40 | 6.04 | 8.71 | 9.84 | 9.16 | 18.47 | 24.91 |
| 1970 | 41 | 12478 | 70.96 | 58.61 | 64.77 | 6.35 | 8.76 | 9.91 | 9.22 | 18.07 | 25.00 |
| 1971 | 42 | 12103 | 69.15 | 56.46 | 62.78 | 6.41 | 8.91 | 9.81 | 9.26 | 17.55 | 25.18 |
| 1972 | 43 | 12141 | 69.00 | 56.13 | 62.59 | 6.53 | 8.94 | 9.80 | 9.28 | 17.52 | 25.09 |
| 1973 | 44 | 12281 | 69.33 | 56.84 | 63.13 | 5.60 | 8.73 | 9.67 | 9.10 | 17.63 | 25.07 |
| 1974 | 45 | 12251 | 69.44 | 55.52 | 62.50 | 6.21 | 8.92 | 9.78 | 9.26 | 17.63 | 25.43 |
| 1975 | 46 | 12814 | 69.67 | 54.62 | 62.25 | 6.34 | 8.90 | 9.91 | 9.30 | 17.91 | 25.86 |
| 1976 | 47 | 12172 | 69.69 | 55.25 | 62.54 | 6.37 | 9.02 | 9.91 | 9.37 | 17.78 | 25.74 |
| 1977 | 48 | 12496 | 68.71 | 55.39 | 62.10 | 6.27 | 9.01 | 9.75 | 9.30 | 17.81 | 26.24 |
| 1978 | 49 | 12242 | 68.01 | 54.61 | 61.36 | 5.87 | 9.17 | 9.83 | 9.42 | 17.96 | 26.87 |
| 1979 | 50 | 12322 | 69.17 | 54.55 | 61.89 | 5.95 | 9.11 | 9.36 | 9.21 | 18.06 | 26.74 |
| 1980 | 51 | 12001 | 69.63 | 54.83 | 62.26 | 5.95 | 9.06 | 9.45 | 9.21 | 17.82 | 26.16 |
| 1981 | 52 | 11915 | 70.10 | 55.30 | 62.81 | 5.59 | 9.16 | 9.43 | 9.27 | 17.80 | 25.70 |
| 1982 | 53 | 11519 | 69.29 | 53.82 | 61.62 | 6.60 | 9.16 | 9.53 | 9.32 | 17.49 | 25.82 |
| 1983 | 54 | 11477 | 68.30 | 53.07 | 60.67 | 6.81 | 9.50 | 9.64 | 9.56 | 17.61 | 26.74 |