| 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 |
| 1861 | 25 | 335 | 90.91 | 83.33 | 88.24 | 62.69 | 15.12 | 13.89 | 14.66 | 41.70 | 42.15 |
| 1862 | 26 | 549 | 76.67 | 66.67 | 72.22 | 66.41 | 19.04 | 15.73 | 17.31 | 33.60 | 41.95 |
| 1863 | 27 | 540 | 75.00 | 62.50 | 67.86 | 43.39 | 17.22 | 16.68 | 16.90 | 28.95 | 36.67 |
| 1864 | 28 | 715 | 80.00 | 69.05 | 73.61 | 35.09 | 15.55 | 16.53 | 16.12 | 32.01 | 40.33 |
| 1865 | 29 | 520 | 95.83 | 73.33 | 83.33 | 11.52 | 11.97 | 16.64 | 14.12 | 32.48 | 37.22 |
| 1866 | 30 | 976 | 72.73 | 61.36 | 67.05 | 17.26 | 14.01 | 12.98 | 13.54 | 31.76 | 42.97 |
| 1867 | 31 | 1588 | 75.00 | 63.24 | 69.29 | 19.83 | 13.21 | 13.06 | 13.15 | 29.52 | 36.15 |
| 1868 | 32 | 1472 | 72.73 | 62.50 | 67.69 | 21.40 | 13.38 | 13.32 | 13.35 | 30.30 | 37.60 |
| 1869 | 33 | 787 | 82.35 | 73.53 | 77.94 | 20.22 | 11.82 | 14.05 | 12.73 | 29.25 | 31.53 |
| 1870 | 34 | 463 | 70.00 | 61.11 | 65.79 | 28.75 | 12.30 | 20.65 | 15.79 | 42.13 | 52.34 |
| 1871 | 35 | 463 | 70.00 | 61.11 | 65.79 | 28.75 | 12.30 | 20.65 | 15.79 | 42.13 | 52.34 |
| 1872 | 36 | 766 | 71.88 | 66.67 | 69.36 | 18.80 | 13.83 | 15.26 | 14.43 | 36.38 | 44.46 |
| 1873 | 37 | 937 | 88.89 | 73.81 | 80.77 | 11.73 | 12.25 | 9.47 | 10.93 | 28.60 | 31.93 |
| 1874 | 38 | 937 | 88.89 | 73.81 | 80.77 | 11.73 | 12.25 | 9.47 | 10.93 | 28.60 | 31.93 |
| 1875 | 39 | 634 | 95.83 | 73.33 | 83.33 | 14.60 | 10.41 | 10.01 | 10.21 | 29.04 | 30.48 |
| 1876 | 40 | 214 | 100.00 | 100.00 | 100.00 | 14.02 | 12.91 | 12.71 | 12.82 | 30.29 | 30.29 |
| 1877 | 41 | 214 | 100.00 | 100.00 | 100.00 | 14.02 | 12.91 | 12.71 | 12.82 | 30.29 | 30.29 |
| 1878 | 42 | 214 | 100.00 | 100.00 | 100.00 | 14.02 | 12.91 | 12.71 | 12.82 | 30.29 | 30.29 |
| 1879 | 43 | ||||||||||
| 1880 | 44 | ||||||||||
| 1881 | 45 | ||||||||||
| 1882 | 46 | 1232 | 81.48 | 57.14 | 70.83 | 20.13 | 13.89 | 12.05 | 13.24 | 27.59 | 30.54 |
| 1883 | 47 | 2292 | 73.91 | 65.48 | 69.89 | 18.14 | 12.45 | 10.81 | 11.66 | 24.84 | 29.35 |
| 1884 | 48 | 2292 | 73.91 | 65.48 | 69.89 | 18.14 | 12.45 | 10.81 | 11.66 | 24.84 | 29.35 |
| 1885 | 49 | 1060 | 63.16 | 73.81 | 68.75 | 15.95 | 9.94 | 10.03 | 9.99 | 21.71 | 27.99 |
| 1886 | 50 | 548 | 65.00 | 60.00 | 62.50 | 11.74 | 12.19 | 12.30 | 12.24 | 21.90 | 30.68 |
| 1887 | 51 | 548 | 65.00 | 60.00 | 62.50 | 11.74 | 12.19 | 12.30 | 12.24 | 21.90 | 30.68 |
| 1888 | 52 | 635 | 68.18 | 69.23 | 68.75 | 11.70 | 12.45 | 12.74 | 12.62 | 26.22 | 36.87 |
| 1889 | 53 | 494 | 88.89 | 54.17 | 69.05 | 12.61 | 16.84 | 15.30 | 15.95 | 36.07 | 43.93 |
| 1890 | 54 | 692 | 75.00 | 56.25 | 65.00 | 15.39 | 16.32 | 14.30 | 15.08 | 30.47 | 39.96 |
| 1891 | 55 | 862 | 69.44 | 47.22 | 58.33 | 14.66 | 15.65 | 14.05 | 14.68 | 21.98 | 29.48 |
| 1892 | 56 | 1013 | 61.91 | 47.62 | 54.76 | 27.86 | 9.58 | 12.66 | 11.32 | 21.75 | 28.09 |
| 1893 | 57 | 815 | 65.63 | 44.12 | 54.55 | 27.93 | 9.40 | 13.16 | 11.33 | 22.79 | 29.05 |
| 1894 | 58 | 1331 | 64.00 | 44.44 | 53.85 | 20.83 | 10.64 | 11.74 | 11.22 | 24.41 | 32.34 |
| 1895 | 59 | 1752 | 57.58 | 52.94 | 55.22 | 16.76 | 12.11 | 11.73 | 11.90 | 22.31 | 26.48 |
| 1896 | 60 | 1775 | 58.82 | 52.94 | 55.88 | 16.49 | 12.14 | 11.73 | 11.91 | 22.52 | 26.86 |