Charlie Kerfeld vs. Doc McMahon — Career Comparison

Charlie Kerfeld
Baby BoomersMissouriThrows RightBats RightNorth AmericaHouston AstrosAmerican LeagueRelief Pitcher
Doc McMahon
Lost GenerationMassachusettsThrows RightNorth AmericaBoston Red SoxAmerican LeagueStarting Pitcher

Doc McMahon built a career as a starting pitcher and Charlie Kerfeld as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Doc McMahon posted stronger surface numbers — ERA 3 and WHIP 1.556 compared to 4.2 and 1.572 for Charlie Kerfeld. By the career numbers, Doc McMahon had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Charlie Kerfeld and Doc McMahon

Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4
4
Doc McMahon
Career
Per 9 Innings
1
1
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
123
5.49
Doc McMahon
Career
Per 9 Innings
1
1
Charlie Kerfeld
Careerverified
Per 9 Innings
6
0.27
Doc McMahon
Career
Per 9 Inningsverified
1
1
Charlie Kerfeld
Careerverified
Per 9 Innings
18
0.8
Doc McMahon
Career
Per 9 Inningsverified
1
1
Charlie Kerfeld
Career
Per 9 Innings
9
0.4
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
66.67
66.67
Doc McMahon
Careerverified
Per 9 Inningsverified
100
100
Charlie Kerfeld
Career
Per 9 Innings
4.88
4.88
Doc McMahon
Careerverified
Per 9 Inningsverified
100
100
Charlie Kerfeld
Career
Per 9 Innings
0
0
Doc McMahon
Careerverified
Per 9 Inningsverified
1
1
Charlie Kerfeld
Career
Per 9 Innings
0
0
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
9
0.4
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
94
4.2
Doc McMahon
Careerverified
Per 9 Inningsverified
3
3
Charlie Kerfeld
Career
Per 9 Innings
4.2
4.2
Doc McMahon
Careerverified
Per 9 Inningsverified
3
3
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.12
4.12
Doc McMahon
Career
Per 9 Innings
4.91
4.91
Charlie Kerfeld
Career
Per 9 Innings
4.02
4.02
Doc McMahon
Careerverified
Per 9 Inningsverified
2.33
2.33
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.256
0.256
Doc McMahon
Career
Per 9 Innings
0.35
0.35
Charlie Kerfeld
Careerverified
Per 9 Innings
605
27
Doc McMahon
Career
Per 9 Innings
27
27
Charlie Kerfeld
Careerverified
Per 9 Innings
201.2
9
Doc McMahon
Career
Per 9 Innings
9
9
Charlie Kerfeld
Career
Per 9 Inningsverified
189
8.43
Doc McMahon
Careerverified
Per 9 Innings
14
14
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
8.43
8.43
Doc McMahon
Career
Per 9 Innings
14
14
Charlie Kerfeld
Career
Per 9 Innings
12
0.54
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
0.54
0.54
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
0.1
0.1
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
117
5.22
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
11
0.49
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
5.22
5.22
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
155
6.92
Doc McMahon
Career
Per 9 Innings
3
3
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
6.92
6.92
Doc McMahon
Career
Per 9 Innings
3
3
Charlie Kerfeld
Career
Per 9 Innings
1.26
1.26
Doc McMahon
Careerverified
Per 9 Inningsverified
3
3
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
1.349
1.349
Doc McMahon
Career
Per 9 Innings
0.333
0.333
Charlie Kerfeld
Career
Per 9 Innings
9
0.4
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
3
0.13
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
2
0.09
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Careerverified
Per 9 Innings
888
39.63
Doc McMahon
Career
Per 9 Inningsverified
40
40
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
53
2.37
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
104
4.64
Doc McMahon
Careerverified
Per 9 Inningsverified
3
3
Charlie Kerfeld
Career
Per 9 Innings
4.64
4.64
Doc McMahon
Careerverified
Per 9 Inningsverified
3
3
Charlie Kerfeld
Career
Per 9 Innings
16
0.71
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
13
0.58
Doc McMahon
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
25
1.12
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
1.517
1.517
Doc McMahon
Career
Per 9 Innings
1.556
1.556
Charlie Kerfeld
Careerverified
Per 9 Innings
739
32.98
Doc McMahon
Career
Per 9 Inningsverified
40
40
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.85
0.85
Doc McMahon
Career
Per 9 Innings
3
3
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.309
0.309
Doc McMahon
Career
Per 9 Innings
0.378
0.378
Charlie Kerfeld
Career
Per 9 Innings
39.63
39.63
Doc McMahon
Careerverified
Per 9 Inningsverified
40
40

Fielding Stats for Charlie Kerfeld and Doc McMahon

Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4
4
Doc McMahon
Career
Per 9 Innings
1
1
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
123
5.49
Doc McMahon
Career
Per 9 Innings
1
1
Charlie Kerfeld
Careerverified
Per 9 Innings
6
0.27
Doc McMahon
Career
Per 9 Inningsverified
1
1
Charlie Kerfeld
Careerverified
Per 9 Innings
605
27
Doc McMahon
Career
Per 9 Innings
27
27
Charlie Kerfeld
Careerverified
Per 9 Innings
201.2
9
Doc McMahon
Career
Per 9 Innings
9
9
Charlie Kerfeld
Careerverified
Per 9 Innings
19
0.85
Doc McMahon
Career
Per 9 Inningsverified
1
1
Charlie Kerfeld
Careerverified
Per 9 Innings
16
0.71
Doc McMahon
Career
Per 9 Inningsverified
2
2
Charlie Kerfeld
Career
Per 9 Inningsverified
5
0.22
Doc McMahon
Careerverified
Per 9 Innings
1
1
Charlie Kerfeld
Careerverified
Per 9 Innings
40
1.79
Doc McMahon
Career
Per 9 Inningsverified
4
4
Charlie Kerfeld
Careerverified
Per 9 Innings
35
1.56
Doc McMahon
Career
Per 9 Inningsverified
3
3
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
87.5
87.5
Doc McMahon
Career
Per 9 Innings
75
75
Charlie Kerfeld
Career
Per 9 Innings
0.285
0.285
Doc McMahon
Careerverified
Per 9 Inningsverified
3
3
Charlie Kerfeld
Career
Per 9 Innings
4.88
4.88
Doc McMahon
Careerverified
Per 9 Inningsverified
100
100
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
2
0.09
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Doc McMahon
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Doc McMahon
Career
Per 9 Innings
0
0

Hitting Stats for Charlie Kerfeld and Doc McMahon

Charlie Kerfeld
Careerverified
Per 600 PAverified
4
4
Doc McMahon
Career
Per 600 PA
1
1
Charlie Kerfeld
Careerverified
Per 600 PAverified
123
2544.83
Doc McMahon
Career
Per 600 PA
1
120
Charlie Kerfeld
Careerverified
Per 600 PA
29
600
Doc McMahon
Career
Per 600 PA
5
600
Charlie Kerfeld
Careerverified
Per 600 PA
26
537.93
Doc McMahon
Career
Per 600 PAverified
5
600
Charlie Kerfeld
Career
Per 600 PA
0.039
0.039
Doc McMahon
Careerverified
Per 600 PAverified
0.4
0.4
Charlie Kerfeld
Career
Per 600 PA
0.19
0.19
Doc McMahon
Careerverified
Per 600 PAverified
0.8
0.8
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Doc McMahon
Careerverified
Per 600 PAverified
2
240
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Doc McMahon
Careerverified
Per 600 PAverified
2
240
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0.08
1.58
Doc McMahon
Careerverified
Per 600 PAverified
0.74
88.74
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Doc McMahon
Careerverified
Per 600 PAverified
2
240
Charlie Kerfeld
Career
Per 600 PA
2
41.38
Doc McMahon
Career
Per 600 PAverified
2
240
Charlie Kerfeld
Career
Per 600 PA
0.074
0.074
Doc McMahon
Careerverified
Per 600 PAverified
0.4
0.4
Charlie Kerfeld
Career
Per 600 PA
0.039
0.039
Doc McMahon
Careerverified
Per 600 PAverified
0.4
0.4
Charlie Kerfeld
Career
Per 600 PA
0.113
0.113
Doc McMahon
Careerverified
Per 600 PAverified
0.8
0.8
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0.043
0.043
Doc McMahon
Careerverified
Per 600 PAverified
0.28
0.28
Charlie Kerfeld
Career
Per 600 PA
0.08
0.08
Doc McMahon
Careerverified
Per 600 PAverified
0.667
0.667
Charlie Kerfeld
Career
Per 600 PA
0.1
0.1
Doc McMahon
Careerverified
Per 600 PAverified
0.5
0.5
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
1
20.69
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
1
20.69
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
-1.72
-35.51
Doc McMahon
Careerverified
Per 600 PAverified
0.93
111.84
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
1
20.69
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
16
331.03
Doc McMahon
Careerverified
Per 600 PAverified
1
120
Charlie Kerfeld
Career
Per 600 PA
1.81
1.81
Doc McMahon
Careerverified
Per 600 PAverified
5
5
Charlie Kerfeld
Careerverified
Per 600 PAverified
0.06
0.06
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
2
41.38
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Doc McMahon
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
Doc McMahon
Career
Per 600 PA