Charlie Kerfeld vs. Joe Sullivan — Career Comparison

Charlie Kerfeld
Baby BoomersMissouriThrows RightBats RightNorth AmericaHouston AstrosAmerican LeagueRelief Pitcher
Joe Sullivan
Greatest GenerationIllinoisThrows LeftBats LeftNorth AmericaBoston BravesNational LeagueStarting Pitcher

Joe Sullivan 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. Joe Sullivan posted stronger surface numbers — ERA 4.01 and WHIP 1.529 compared to 4.2 and 1.572 for Charlie Kerfeld. By the career numbers, Joe Sullivan had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Charlie Kerfeld and Joe Sullivan

Charlie Kerfeld
Career
Per 9 Innings
4
4
Joe Sullivan
Careerverified
Per 9 Inningsverified
5
5
Charlie Kerfeld
Career
Per 9 Inningsverified
123
5.49
Joe Sullivan
Careerverified
Per 9 Innings
150
2.3
Charlie Kerfeld
Career
Per 9 Innings
6
0.27
Joe Sullivan
Careerverified
Per 9 Inningsverified
55
0.84
Charlie Kerfeld
Career
Per 9 Inningsverified
18
0.8
Joe Sullivan
Careerverified
Per 9 Innings
30
0.46
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
9
0.4
Joe Sullivan
Career
Per 9 Innings
37
0.57
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
66.67
66.67
Joe Sullivan
Career
Per 9 Innings
44.78
44.78
Charlie Kerfeld
Career
Per 9 Innings
4.88
4.88
Joe Sullivan
Careerverified
Per 9 Inningsverified
36.67
36.67
Charlie Kerfeld
Career
Per 9 Innings
0
0
Joe Sullivan
Careerverified
Per 9 Inningsverified
20
0.31
Charlie Kerfeld
Career
Per 9 Innings
0
0
Joe Sullivan
Career
Per 9 Innings
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
9
0.4
Joe Sullivan
Career
Per 9 Innings
5
0.08
Charlie Kerfeld
Careerverified
Per 9 Innings
94
4.2
Joe Sullivan
Career
Per 9 Inningsverified
262
4.01
Charlie Kerfeld
Career
Per 9 Innings
4.2
4.2
Joe Sullivan
Careerverified
Per 9 Inningsverified
4.01
4.01
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.12
4.12
Joe Sullivan
Career
Per 9 Innings
4.29
4.29
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.02
4.02
Joe Sullivan
Career
Per 9 Innings
4.43
4.43
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.256
0.256
Joe Sullivan
Career
Per 9 Innings
0.26
0.26
Charlie Kerfeld
Career
Per 9 Innings
605
27
Joe Sullivan
Careerverified
Per 9 Innings
1764
27
Charlie Kerfeld
Career
Per 9 Innings
201.2
9
Joe Sullivan
Careerverified
Per 9 Innings
588
9
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
189
8.43
Joe Sullivan
Career
Per 9 Innings
601
9.2
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
8.43
8.43
Joe Sullivan
Career
Per 9 Innings
9.2
9.2
Charlie Kerfeld
Careerverified
Per 9 Innings
12
0.54
Joe Sullivan
Career
Per 9 Inningsverified
25
0.38
Charlie Kerfeld
Career
Per 9 Innings
0.54
0.54
Joe Sullivan
Careerverified
Per 9 Inningsverified
0.38
0.38
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.1
0.1
Joe Sullivan
Career
Per 9 Innings
0.17
0.17
Charlie Kerfeld
Careerverified
Per 9 Innings
117
5.22
Joe Sullivan
Career
Per 9 Inningsverified
298
4.56
Charlie Kerfeld
Career
Per 9 Innings
11
0.49
Joe Sullivan
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
5.22
5.22
Joe Sullivan
Careerverified
Per 9 Inningsverified
4.56
4.56
Charlie Kerfeld
Career
Per 9 Inningsverified
155
6.92
Joe Sullivan
Careerverified
Per 9 Innings
216
3.31
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
6.92
6.92
Joe Sullivan
Career
Per 9 Innings
3.31
3.31
Charlie Kerfeld
Career
Per 9 Innings
1.26
1.26
Joe Sullivan
Careerverified
Per 9 Inningsverified
1.44
1.44
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
1.349
1.349
Joe Sullivan
Career
Per 9 Innings
0.874
0.874
Charlie Kerfeld
Careerverified
Per 9 Innings
9
0.4
Joe Sullivan
Career
Per 9 Inningsverified
19
0.29
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
3
0.13
Joe Sullivan
Career
Per 9 Innings
17
0.26
Charlie Kerfeld
Career
Per 9 Innings
2
0.09
Joe Sullivan
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
888
39.63
Joe Sullivan
Careerverified
Per 9 Inningsverified
2627
40.21
Charlie Kerfeld
Career
Per 9 Inningsverified
53
2.37
Joe Sullivan
Careerverified
Per 9 Innings
55
0.84
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
104
4.64
Joe Sullivan
Career
Per 9 Innings
334
5.11
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.64
4.64
Joe Sullivan
Career
Per 9 Innings
5.11
5.11
Charlie Kerfeld
Career
Per 9 Innings
16
0.71
Joe Sullivan
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Career
Per 9 Innings
13
0.58
Joe Sullivan
Careerverified
Per 9 Inningsverified
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
25
1.12
Joe Sullivan
Career
Per 9 Innings
0
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
1.517
1.517
Joe Sullivan
Career
Per 9 Innings
1.529
1.529
Charlie Kerfeld
Career
Per 9 Innings
739
32.98
Joe Sullivan
Careerverified
Per 9 Inningsverified
2312
35.39
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.85
0.85
Joe Sullivan
Career
Per 9 Innings
2.23
2.23
Charlie Kerfeld
Career
Per 9 Innings
0.309
0.309
Joe Sullivan
Careerverified
Per 9 Inningsverified
0.278
0.278
Charlie Kerfeld
Career
Per 9 Innings
39.63
39.63
Joe Sullivan
Careerverified
Per 9 Inningsverified
40.21
40.21

Fielding Stats for Charlie Kerfeld and Joe Sullivan

Charlie Kerfeld
Career
Per 9 Inningsverified
4
4
Joe Sullivan
Careerverified
Per 9 Innings
5
Charlie Kerfeld
Career
Per 9 Inningsverified
123
5.49
Joe Sullivan
Careerverified
Per 9 Innings
150
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
6
0.27
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
605
27
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
201.2
9
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Career
Per 9 Inningsverified
19
0.85
Joe Sullivan
Careerverified
Per 9 Innings
31
Charlie Kerfeld
Career
Per 9 Inningsverified
16
0.71
Joe Sullivan
Careerverified
Per 9 Innings
115
Charlie Kerfeld
Careerverified
Per 9 Innings
5
0.22
Joe Sullivan
Career
Per 9 Inningsverified
8
Charlie Kerfeld
Career
Per 9 Inningsverified
40
1.79
Joe Sullivan
Careerverified
Per 9 Innings
154
Charlie Kerfeld
Career
Per 9 Inningsverified
35
1.56
Joe Sullivan
Careerverified
Per 9 Innings
146
Charlie Kerfeld
Career
Per 9 Inningsverified
87.5
87.5
Joe Sullivan
Careerverified
Per 9 Innings
94.81
Charlie Kerfeld
Career
Per 9 Inningsverified
0.285
0.285
Joe Sullivan
Careerverified
Per 9 Innings
0.973
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.88
4.88
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Career
Per 9 Inningsverified
2
0.09
Joe Sullivan
Careerverified
Per 9 Innings
7
Charlie Kerfeld
Career
Per 9 Innings
0
0
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Joe Sullivan
Career
Per 9 Innings
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Joe Sullivan
Career
Per 9 Innings
0

Hitting Stats for Charlie Kerfeld and Joe Sullivan

Charlie Kerfeld
Career
Per 600 PA
4
4
Joe Sullivan
Careerverified
Per 600 PAverified
5
5
Charlie Kerfeld
Career
Per 600 PAverified
123
2544.83
Joe Sullivan
Careerverified
Per 600 PA
152
408.97
Charlie Kerfeld
Career
Per 600 PA
29
600
Joe Sullivan
Careerverified
Per 600 PA
223
600
Charlie Kerfeld
Career
Per 600 PA
26
537.93
Joe Sullivan
Careerverified
Per 600 PAverified
208
559.64
Charlie Kerfeld
Career
Per 600 PA
0.039
0.039
Joe Sullivan
Careerverified
Per 600 PAverified
0.207
0.207
Charlie Kerfeld
Career
Per 600 PA
0.19
0.19
Joe Sullivan
Careerverified
Per 600 PAverified
0.49
0.49
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Joe Sullivan
Careerverified
Per 600 PAverified
43
115.7
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Joe Sullivan
Careerverified
Per 600 PAverified
40
107.62
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
3
8.07
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
3
8.07
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
0.07
0.07
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0.08
1.58
Joe Sullivan
Careerverified
Per 600 PAverified
10.79
29.02
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Joe Sullivan
Careerverified
Per 600 PAverified
46
123.77
Charlie Kerfeld
Career
Per 600 PA
2
41.38
Joe Sullivan
Careerverified
Per 600 PAverified
52
139.91
Charlie Kerfeld
Career
Per 600 PA
0.074
0.074
Joe Sullivan
Careerverified
Per 600 PAverified
0.24
0.24
Charlie Kerfeld
Career
Per 600 PA
0.039
0.039
Joe Sullivan
Careerverified
Per 600 PAverified
0.221
0.221
Charlie Kerfeld
Career
Per 600 PA
0.113
0.113
Joe Sullivan
Careerverified
Per 600 PAverified
0.461
0.461
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
0.015
0.015
Charlie Kerfeld
Career
Per 600 PA
0.043
0.043
Joe Sullivan
Careerverified
Per 600 PAverified
0.163
0.163
Charlie Kerfeld
Career
Per 600 PA
0.08
0.08
Joe Sullivan
Careerverified
Per 600 PAverified
0.337
0.337
Charlie Kerfeld
Career
Per 600 PA
0.1
0.1
Joe Sullivan
Careerverified
Per 600 PAverified
0.249
0.249
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
14
37.67
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Joe Sullivan
Careerverified
Per 600 PAverified
15
40.36
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Joe Sullivan
Careerverified
Per 600 PAverified
29
78.03
Charlie Kerfeld
Career
Per 600 PA
-1.72
-35.51
Joe Sullivan
Careerverified
Per 600 PAverified
12.14
32.67
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Joe Sullivan
Careerverified
Per 600 PAverified
9
24.22
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PA
16
331.03
Joe Sullivan
Career
Per 600 PAverified
35
94.17
Charlie Kerfeld
Career
Per 600 PA
1.81
1.81
Joe Sullivan
Careerverified
Per 600 PAverified
6.37
6.37
Charlie Kerfeld
Career
Per 600 PA
0.06
0.06
Joe Sullivan
Careerverified
Per 600 PAverified
0.26
0.26
Charlie Kerfeld
Career
Per 600 PAverified
2
41.38
Joe Sullivan
Careerverified
Per 600 PA
6
16.14
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
0
0
Joe Sullivan
Career
Per 600 PA
1
2.69
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
1
2.69
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Joe Sullivan
Careerverified
Per 600 PAverified
1
2.69
Charlie Kerfeld
Career
Per 600 PA
Joe Sullivan
Careerverified
Per 600 PAverified
100
100