Jack Aker vs. Bill Lee — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Bill Lee
Baby BoomersCaliforniaThrows LeftBats LeftNorth AmericaBoston Red SoxAmerican LeagueStarting PitcherAll-Star

Bill Lee built a career as a starting pitcher and Jack Aker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bill Lee led in walk avoidance (BB%+ 150 vs 100), run prevention (ERA+ 101 vs 89), and home run suppression (HR9+ 84 vs 76). Jack Aker held the edge in strikeout rate (K%+ 86 vs 51). Role difference aside, Bill Lee holds a clear edge on every meaningful shared measure.

Pitching Stats for Jack Aker and Bill Lee

Jack Aker
Career
Per 9 Innings
11
11
Bill Lee
Careerverified
Per 9 Inningsverified
14
14
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Bill Lee
Career
Per 9 Innings
416
1.93
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Careerverified
Per 9 Inningsverified
225
1.04
Jack Aker
Career
Per 9 Inningsverified
47
0.57
Bill Lee
Careerverified
Per 9 Innings
119
0.55
Jack Aker
Careerverified
Per 9 Innings
45
0.54
Bill Lee
Career
Per 9 Inningsverified
90
0.42
Jack Aker
Career
Per 9 Innings
51.09
51.09
Bill Lee
Careerverified
Per 9 Inningsverified
56.94
56.94
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Careerverified
Per 9 Inningsverified
54.09
54.09
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Careerverified
Per 9 Inningsverified
72
0.33
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Careerverified
Per 9 Inningsverified
10
0.05
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Bill Lee
Career
Per 9 Innings
19
0.09
Jack Aker
Careerverified
Per 9 Inningsverified
272
3.28
Bill Lee
Career
Per 9 Innings
783
3.62
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Bill Lee
Career
Per 9 Innings
3.62
3.62
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Bill Lee
Career
Per 9 Innings
4.09
4.09
Jack Aker
Careerverified
Per 9 Inningsverified
4.29
4.29
Bill Lee
Career
Per 9 Innings
4.3
4.3
Jack Aker
Careerverified
Per 9 Inningsverified
0.244
0.244
Bill Lee
Career
Per 9 Innings
0.28
0.28
Jack Aker
Career
Per 9 Innings
2238
27
Bill Lee
Careerverified
Per 9 Innings
5833
27
Jack Aker
Career
Per 9 Innings
746
9
Bill Lee
Careerverified
Per 9 Innings
1944.1
9
Jack Aker
Careerverified
Per 9 Inningsverified
679
8.19
Bill Lee
Career
Per 9 Innings
2122
9.82
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Bill Lee
Career
Per 9 Innings
9.82
9.82
Jack Aker
Careerverified
Per 9 Inningsverified
64
0.77
Bill Lee
Career
Per 9 Innings
176
0.81
Jack Aker
Careerverified
Per 9 Inningsverified
0.77
0.77
Bill Lee
Career
Per 9 Innings
0.81
0.81
Jack Aker
Careerverified
Per 9 Inningsverified
0.13
0.13
Bill Lee
Career
Per 9 Innings
0.42
0.42
Jack Aker
Careerverified
Per 9 Innings
274
3.31
Bill Lee
Career
Per 9 Inningsverified
531
2.46
Jack Aker
Career
Per 9 Innings
68
0.82
Bill Lee
Careerverified
Per 9 Inningsverified
27
0.12
Jack Aker
Career
Per 9 Innings
3.31
3.31
Bill Lee
Careerverified
Per 9 Inningsverified
2.46
2.46
Jack Aker
Career
Per 9 Inningsverified
404
4.87
Bill Lee
Careerverified
Per 9 Innings
713
3.3
Jack Aker
Careerverified
Per 9 Inningsverified
4.87
4.87
Bill Lee
Career
Per 9 Innings
3.3
3.3
Jack Aker
Career
Per 9 Innings
0.82
0.82
Bill Lee
Careerverified
Per 9 Inningsverified
1.71
1.71
Jack Aker
Careerverified
Per 9 Inningsverified
0.909
0.909
Bill Lee
Career
Per 9 Innings
0.64
0.64
Jack Aker
Careerverified
Per 9 Innings
13
0.16
Bill Lee
Career
Per 9 Inningsverified
24
0.11
Jack Aker
Career
Per 9 Innings
40
0.48
Bill Lee
Careerverified
Per 9 Inningsverified
27
0.12
Jack Aker
Careerverified
Per 9 Innings
0
0
Bill Lee
Career
Per 9 Innings
1
0
Jack Aker
Career
Per 9 Innings
3144
37.93
Bill Lee
Careerverified
Per 9 Inningsverified
8271
38.29
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Bill Lee
Career
Per 9 Innings
70
0.32
Jack Aker
Careerverified
Per 9 Inningsverified
312
3.76
Bill Lee
Career
Per 9 Innings
885
4.1
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Bill Lee
Career
Per 9 Innings
4.1
4.1
Jack Aker
Careerverified
Per 9 Innings
32
0.39
Bill Lee
Career
Per 9 Inningsverified
82
0.38
Jack Aker
Careerverified
Per 9 Inningsverified
12
0.14
Bill Lee
Career
Per 9 Innings
46
0.21
Jack Aker
Career
Per 9 Innings
19
0.23
Bill Lee
Careerverified
Per 9 Inningsverified
198
0.92
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Bill Lee
Career
Per 9 Innings
1.365
1.365
Jack Aker
Career
Per 9 Innings
2786
33.61
Bill Lee
Careerverified
Per 9 Inningsverified
7585
35.11
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Bill Lee
Career
Per 9 Innings
2.13
2.13
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Bill Lee
Career
Per 9 Innings
0.291
0.291
Jack Aker
Career
Per 9 Innings
37.93
37.93
Bill Lee
Careerverified
Per 9 Inningsverified
38.29
38.29

Fielding Stats for Jack Aker and Bill Lee

Jack Aker
Career
Per 9 Innings
11
11
Bill Lee
Careerverified
Per 9 Inningsverified
14
14
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Bill Lee
Career
Per 9 Innings
416
1.93
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Careerverified
Per 9 Inningsverified
225
1.04
Jack Aker
Career
Per 9 Innings
2240
27
Bill Lee
Careerverified
Per 9 Innings
5832
27
Jack Aker
Career
Per 9 Innings
746.2
9
Bill Lee
Careerverified
Per 9 Innings
1944
9
Jack Aker
Career
Per 9 Inningsverified
65
0.78
Bill Lee
Careerverified
Per 9 Innings
83
0.38
Jack Aker
Career
Per 9 Inningsverified
167
2.01
Bill Lee
Careerverified
Per 9 Innings
415
1.92
Jack Aker
Careerverified
Per 9 Inningsverified
8
0.1
Bill Lee
Career
Per 9 Innings
28
0.13
Jack Aker
Career
Per 9 Inningsverified
240
2.89
Bill Lee
Careerverified
Per 9 Innings
526
2.44
Jack Aker
Career
Per 9 Inningsverified
232
2.8
Bill Lee
Careerverified
Per 9 Innings
498
2.31
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Bill Lee
Career
Per 9 Innings
94.68
94.68
Jack Aker
Career
Per 9 Innings
0.469
0.469
Bill Lee
Careerverified
Per 9 Inningsverified
1.197
1.197
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Careerverified
Per 9 Inningsverified
54.09
54.09
Jack Aker
Career
Per 9 Inningsverified
20
0.24
Bill Lee
Careerverified
Per 9 Innings
24
0.11
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bill Lee
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Bill Lee

Jack Aker
Career
Per 600 PA
11
11
Bill Lee
Careerverified
Per 600 PAverified
14
14
Jack Aker
Careerverified
Per 600 PAverified
496
2861.54
Bill Lee
Career
Per 600 PA
419
1208.65
Jack Aker
Career
Per 600 PA
104
600
Bill Lee
Careerverified
Per 600 PA
208
600
Jack Aker
Career
Per 600 PA
92
530.77
Bill Lee
Careerverified
Per 600 PAverified
197
568.27
Jack Aker
Career
Per 600 PA
0.076
0.076
Bill Lee
Careerverified
Per 600 PAverified
0.208
0.208
Jack Aker
Career
Per 600 PA
0.279
0.279
Bill Lee
Careerverified
Per 600 PAverified
0.502
0.502
Jack Aker
Career
Per 600 PA
7
40.38
Bill Lee
Careerverified
Per 600 PAverified
41
118.27
Jack Aker
Career
Per 600 PA
5
28.85
Bill Lee
Careerverified
Per 600 PAverified
35
100.96
Jack Aker
Career
Per 600 PAverified
2
11.54
Bill Lee
Careerverified
Per 600 PA
3
8.65
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Careerverified
Per 600 PAverified
1
2.88
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Careerverified
Per 600 PAverified
2
5.77
Jack Aker
Career
Per 600 PA
2
11.54
Bill Lee
Careerverified
Per 600 PAverified
6
17.31
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Bill Lee
Career
Per 600 PA
0.146
0.146
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Careerverified
Per 600 PAverified
0.01
0.01
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Careerverified
Per 600 PAverified
0.049
0.049
Jack Aker
Career
Per 600 PA
0.81
4.66
Bill Lee
Careerverified
Per 600 PAverified
10.99
31.71
Jack Aker
Career
Per 600 PA
9
51.92
Bill Lee
Careerverified
Per 600 PAverified
52
150
Jack Aker
Career
Per 600 PA
9
51.92
Bill Lee
Careerverified
Per 600 PAverified
42
121.15
Jack Aker
Career
Per 600 PA
0.096
0.096
Bill Lee
Careerverified
Per 600 PAverified
0.212
0.212
Jack Aker
Career
Per 600 PA
0.098
0.098
Bill Lee
Careerverified
Per 600 PAverified
0.264
0.264
Jack Aker
Career
Per 600 PA
0.194
0.194
Bill Lee
Careerverified
Per 600 PAverified
0.476
0.476
Jack Aker
Career
Per 600 PA
0.022
0.022
Bill Lee
Careerverified
Per 600 PAverified
0.056
0.056
Jack Aker
Career
Per 600 PA
0.068
0.068
Bill Lee
Careerverified
Per 600 PAverified
0.161
0.161
Jack Aker
Career
Per 600 PA
0.128
0.128
Bill Lee
Careerverified
Per 600 PAverified
0.338
0.338
Jack Aker
Career
Per 600 PA
0.171
0.171
Bill Lee
Careerverified
Per 600 PAverified
0.296
0.296
Jack Aker
Career
Per 600 PA
3
17.31
Bill Lee
Careerverified
Per 600 PAverified
12
34.62
Jack Aker
Career
Per 600 PA
4
23.08
Bill Lee
Careerverified
Per 600 PAverified
10
28.85
Jack Aker
Career
Per 600 PA
7
40.38
Bill Lee
Careerverified
Per 600 PAverified
20
57.69
Jack Aker
Career
Per 600 PA
-4.13
-23.83
Bill Lee
Careerverified
Per 600 PAverified
10.76
31.02
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Bill Lee
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
1
5.77
Bill Lee
Career
Per 600 PA
1
2.88
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PA
51
294.23
Bill Lee
Career
Per 600 PAverified
63
181.73
Jack Aker
Career
Per 600 PA
2.04
2.04
Bill Lee
Careerverified
Per 600 PAverified
3.3
3.3
Jack Aker
Career
Per 600 PA
0.02
0.02
Bill Lee
Career
Per 600 PA
0.02
0.02
Jack Aker
Career
Per 600 PAverified
10
57.69
Bill Lee
Career
Per 600 PA
10
28.85
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Bill Lee
Career
Per 600 PAverified
1
2.88
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bill Lee
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Bill Lee
Career
Per 600 PA