Jim Acker vs. George Mack — Career Comparison

Jim Acker
Baby BoomersTexasThrows RightBats RightNorth AmericaToronto Blue JaysAmerican LeagueRelief Pitcher
George Mack
UnknownNew York Black YankeesNegro National League IIStarting Pitcher

George Mack built a career as a starting pitcher and Jim Acker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jim Acker posted stronger surface numbers — ERA 3.97 and WHIP 1.423 compared to 7.19 and 1.890 for George Mack. By the career numbers, Jim Acker had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jim Acker and George Mack

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
George Mack
Career
Per 9 Innings
1
1
Jim Acker
Careerverified
Per 9 Inningsverified
467
4.65
George Mack
Career
Per 9 Innings
12
2.1
Jim Acker
Careerverified
Per 9 Innings
32
0.32
George Mack
Career
Per 9 Inningsverified
6
1.05
Jim Acker
Careerverified
Per 9 Innings
33
0.33
George Mack
Career
Per 9 Inningsverified
3
0.53
Jim Acker
Career
Per 9 Inningsverified
49
0.49
George Mack
Careerverified
Per 9 Innings
5
0.88
Jim Acker
Careerverified
Per 9 Inningsverified
40.24
40.24
George Mack
Career
Per 9 Innings
37.5
37.5
Jim Acker
Career
Per 9 Innings
6.85
6.85
George Mack
Careerverified
Per 9 Inningsverified
50
50
Jim Acker
Career
Per 9 Innings
0
0
George Mack
Careerverified
Per 9 Inningsverified
2
0.35
Jim Acker
Career
Per 9 Innings
0
0
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
30
0.3
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Inningsverified
399
3.97
George Mack
Careerverified
Per 9 Innings
41
7.19
Jim Acker
Careerverified
Per 9 Inningsverified
3.97
3.97
George Mack
Career
Per 9 Innings
7.19
7.19
Jim Acker
Careerverified
Per 9 Inningsverified
4.07
4.07
George Mack
Career
Per 9 Innings
6.48
6.48
Jim Acker
Careerverified
Per 9 Inningsverified
4.31
4.31
George Mack
Career
Per 9 Innings
5.69
5.69
Jim Acker
Careerverified
Per 9 Inningsverified
0.267
0.267
George Mack
Career
Per 9 Innings
0.293
0.293
Jim Acker
Careerverified
Per 9 Innings
2713
27
George Mack
Career
Per 9 Innings
154
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
George Mack
Career
Per 9 Innings
51.1
9
Jim Acker
Career
Per 9 Inningsverified
918
9.14
George Mack
Careerverified
Per 9 Innings
62
10.87
Jim Acker
Careerverified
Per 9 Inningsverified
9.14
9.14
George Mack
Career
Per 9 Innings
10.87
10.87
Jim Acker
Career
Per 9 Inningsverified
82
0.82
George Mack
Careerverified
Per 9 Innings
6
1.05
Jim Acker
Careerverified
Per 9 Inningsverified
0.82
0.82
George Mack
Career
Per 9 Innings
1.05
1.05
Jim Acker
Careerverified
Per 9 Inningsverified
0.18
0.18
George Mack
Career
Per 9 Innings
0.5
0.5
Jim Acker
Career
Per 9 Inningsverified
329
3.27
George Mack
Careerverified
Per 9 Innings
35
6.14
Jim Acker
Career
Per 9 Innings
40
0.4
George Mack
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
3.27
3.27
George Mack
Career
Per 9 Innings
6.14
6.14
Jim Acker
Careerverified
Per 9 Inningsverified
482
4.8
George Mack
Career
Per 9 Innings
24
4.21
Jim Acker
Careerverified
Per 9 Inningsverified
4.8
4.8
George Mack
Career
Per 9 Innings
4.21
4.21
Jim Acker
Career
Per 9 Innings
1.03
1.03
George Mack
Careerverified
Per 9 Inningsverified
2
2
Jim Acker
Career
Per 9 Innings
0.897
0.897
George Mack
Careerverified
Per 9 Inningsverified
1.149
1.149
Jim Acker
Career
Per 9 Innings
31
0.31
George Mack
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Career
Per 9 Innings
32
0.32
George Mack
Careerverified
Per 9 Inningsverified
1
0.18
Jim Acker
Career
Per 9 Innings
2
0.02
George Mack
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Careerverified
Per 9 Innings
3868
38.49
George Mack
Career
Per 9 Inningsverified
254
44.53
Jim Acker
Careerverified
Per 9 Inningsverified
159
1.58
George Mack
Career
Per 9 Innings
5
0.88
Jim Acker
Career
Per 9 Inningsverified
447
4.45
George Mack
Careerverified
Per 9 Innings
46
8.06
Jim Acker
Careerverified
Per 9 Inningsverified
4.45
4.45
George Mack
Career
Per 9 Innings
8.06
8.06
Jim Acker
Career
Per 9 Inningsverified
43
0.43
George Mack
Careerverified
Per 9 Innings
6
1.05
Jim Acker
Career
Per 9 Innings
31
0.31
George Mack
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
100
1
George Mack
Career
Per 9 Innings
5
0.88
Jim Acker
Careerverified
Per 9 Inningsverified
1.379
1.379
George Mack
Career
Per 9 Innings
1.89
1.89
Jim Acker
Careerverified
Per 9 Innings
3433
34.17
George Mack
Career
Per 9 Inningsverified
212
37.17
Jim Acker
Careerverified
Per 9 Inningsverified
0.96
0.96
George Mack
Career
Per 9 Innings
3.83
3.83
Jim Acker
Careerverified
Per 9 Inningsverified
0.291
0.291
George Mack
Career
Per 9 Innings
0.308
0.308
Jim Acker
Career
Per 9 Innings
38.49
38.49
George Mack
Careerverified
Per 9 Inningsverified
44.53
44.53

Fielding Stats for Jim Acker and George Mack

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
George Mack
Career
Per 9 Innings
1
1
Jim Acker
Careerverified
Per 9 Inningsverified
467
4.65
George Mack
Career
Per 9 Innings
12
2.1
Jim Acker
Careerverified
Per 9 Innings
32
0.32
George Mack
Career
Per 9 Inningsverified
6
1.05
Jim Acker
Careerverified
Per 9 Innings
2713
27
George Mack
Career
Per 9 Innings
154
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
George Mack
Career
Per 9 Innings
51.1
9
Jim Acker
Careerverified
Per 9 Inningsverified
73
0.73
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
161
1.6
George Mack
Career
Per 9 Inningsverified
18
3.16
Jim Acker
Career
Per 9 Inningsverified
2
0.02
George Mack
Career
Per 9 Innings
2
0.35
Jim Acker
Careerverified
Per 9 Innings
236
2.35
George Mack
Career
Per 9 Inningsverified
20
3.51
Jim Acker
Careerverified
Per 9 Innings
234
2.33
George Mack
Career
Per 9 Inningsverified
18
3.16
Jim Acker
Careerverified
Per 9 Inningsverified
99.15
99.15
George Mack
Career
Per 9 Innings
90
90
Jim Acker
Career
Per 9 Innings
0.501
0.501
George Mack
Careerverified
Per 9 Inningsverified
1.5
1.5
Jim Acker
Career
Per 9 Innings
6.85
6.85
George Mack
Careerverified
Per 9 Inningsverified
50
50
Jim Acker
Careerverified
Per 9 Inningsverified
11
0.11
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
George Mack
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
George Mack
Career
Per 9 Innings
0
0

Hitting Stats for Jim Acker and George Mack

Jim Acker
Careerverified
Per 600 PAverified
10
10
George Mack
Career
Per 600 PA
1
1
Jim Acker
Careerverified
Per 600 PAverified
467
5003.57
George Mack
Career
Per 600 PA
12
288
Jim Acker
Careerverified
Per 600 PA
56
600
George Mack
Career
Per 600 PA
25
600
Jim Acker
Careerverified
Per 600 PAverified
54
578.57
George Mack
Career
Per 600 PA
22
528
Jim Acker
Careerverified
Per 600 PAverified
0.167
0.167
George Mack
Career
Per 600 PA
0.136
0.136
Jim Acker
Career
Per 600 PA
0.393
0.393
George Mack
Careerverified
Per 600 PAverified
0.46
0.46
Jim Acker
Careerverified
Per 600 PAverified
9
96.43
George Mack
Career
Per 600 PA
3
72
Jim Acker
Careerverified
Per 600 PAverified
8
85.71
George Mack
Career
Per 600 PA
2
48
Jim Acker
Career
Per 600 PA
1
10.71
George Mack
Career
Per 600 PAverified
1
24
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
George Mack
Career
Per 600 PAverified
1
24
Jim Acker
Career
Per 600 PA
0.111
0.111
George Mack
Careerverified
Per 600 PAverified
0.333
0.333
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PA
1.75
18.73
George Mack
Career
Per 600 PAverified
1.15
27.62
Jim Acker
Careerverified
Per 600 PAverified
10
107.14
George Mack
Career
Per 600 PA
4
96
Jim Acker
Careerverified
Per 600 PA
11
117.86
George Mack
Career
Per 600 PAverified
6
144
Jim Acker
Career
Per 600 PA
0.196
0.196
George Mack
Careerverified
Per 600 PAverified
0.24
0.24
Jim Acker
Careerverified
Per 600 PAverified
0.185
0.185
George Mack
Career
Per 600 PA
0.182
0.182
Jim Acker
Career
Per 600 PA
0.382
0.382
George Mack
Careerverified
Per 600 PAverified
0.422
0.422
Jim Acker
Career
Per 600 PA
0.019
0.019
George Mack
Careerverified
Per 600 PAverified
0.045
0.045
Jim Acker
Career
Per 600 PA
0.135
0.135
George Mack
Careerverified
Per 600 PAverified
0.154
0.154
Jim Acker
Career
Per 600 PA
0.261
0.261
George Mack
Careerverified
Per 600 PAverified
0.368
0.368
Jim Acker
Careerverified
Per 600 PAverified
0.409
0.409
George Mack
Career
Per 600 PA
0.136
0.136
Jim Acker
Career
Per 600 PA
2
21.43
George Mack
Career
Per 600 PAverified
2
48
Jim Acker
Career
Per 600 PA
1
10.71
George Mack
Career
Per 600 PAverified
1
24
Jim Acker
Career
Per 600 PA
3
32.14
George Mack
Career
Per 600 PAverified
3
72
Jim Acker
Career
Per 600 PA
0.88
9.45
George Mack
Careerverified
Per 600 PAverified
0.98
23.62
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
2
21.43
George Mack
Careerverified
Per 600 PAverified
3
72
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
32
342.86
George Mack
Careerverified
Per 600 PAverified
0
0
Jim Acker
Careerverified
Per 600 PAverified
1.75
1.75
George Mack
Career
Per 600 PA
Jim Acker
Careerverified
Per 600 PAverified
0.06
0.06
George Mack
Career
Per 600 PA
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
George Mack
Careerverified
Per 600 PAverified
0
0
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
George Mack
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
George Mack
Career
Per 600 PA