Willie Mays and Hank Aaron are compared for 15 seasons (1954-1968), which cover both players peaks. It eliminates:
- home park
- playing in each other's parks
- batting against each other's pitchers.
Using annual data, it is the most neutral and fair way to compare two players in the same league at the same time during peak seasons for both.
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A lot of data is not used but there is an ample sample size in plate appearances (PA):
name OPS+ OPS
Mays 162.63 0.9791
Aaron 156.72 0.9705
dif 5.9030 0.0085
%dif 3.77% 0.88%
In fewer at bats (AB) Mays hit more home runs (HR):
BA OBP SLG OPS
0.3154 0.3925 0.5866 0.9791 Mays
0.3211 0.3913 0.5792 0.9705 Aaron
155 45 Mays 77.5%
97 33 Aaron 74.6%
Amazingly close. Advantage Mays.