Mike Marshall vs. Andy O'Connor — Career Comparison

Mike Marshall
Silent GenerationMichiganThrows RightBats RightNorth AmericaMontreal ExposNational LeagueRelief PitcherCy Young AwardAll-Star
Andy O'Connor
Lost GenerationMassachusettsThrows RightBats RightNorth AmericaNew York YankeesAmerican LeagueStarting Pitcher

Andy O'Connor built a career as a starting pitcher and Mike Marshall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Marshall posted stronger surface numbers — ERA 3.14 and WHIP 1.332 compared to 10.13 and 2.750 for Andy O'Connor. By the career numbers, Mike Marshall had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Mike Marshall and Andy O'Connor

Mike Marshall
Careerverified
Per 9 Inningsverified
14
14
Andy O'Connor
Career
Per 9 Innings
1
1
Mike Marshall
Careerverified
Per 9 Inningsverified
724
4.7
Andy O'Connor
Career
Per 9 Innings
1
1.13
Mike Marshall
Careerverified
Per 9 Innings
24
0.16
Andy O'Connor
Career
Per 9 Inningsverified
1
1.13
Mike Marshall
Careerverified
Per 9 Inningsverified
97
0.63
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Inningsverified
112
0.73
Andy O'Connor
Careerverified
Per 9 Innings
1
1.13
Mike Marshall
Careerverified
Per 9 Inningsverified
46.41
46.41
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
3.31
3.31
Andy O'Connor
Careerverified
Per 9 Inningsverified
100
100
Mike Marshall
Careerverified
Per 9 Innings
3
0.02
Andy O'Connor
Career
Per 9 Inningsverified
1
1.13
Mike Marshall
Careerverified
Per 9 Inningsverified
1
0.01
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Careerverified
Per 9 Inningsverified
188
1.22
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Inningsverified
484
3.14
Andy O'Connor
Careerverified
Per 9 Innings
9
10.13
Mike Marshall
Careerverified
Per 9 Inningsverified
3.14
3.14
Andy O'Connor
Career
Per 9 Innings
10.13
10.13
Mike Marshall
Careerverified
Per 9 Inningsverified
3.29
3.29
Andy O'Connor
Career
Per 9 Innings
13.41
13.41
Mike Marshall
Careerverified
Per 9 Inningsverified
3.65
3.65
Andy O'Connor
Career
Per 9 Innings
5.5
5.5
Mike Marshall
Careerverified
Per 9 Inningsverified
0.249
0.249
Andy O'Connor
Career
Per 9 Innings
0.429
0.429
Mike Marshall
Careerverified
Per 9 Innings
4160
27
Andy O'Connor
Career
Per 9 Innings
24
27
Mike Marshall
Careerverified
Per 9 Innings
1386.2
9
Andy O'Connor
Career
Per 9 Innings
8
9
Mike Marshall
Career
Per 9 Inningsverified
1281
8.31
Andy O'Connor
Careerverified
Per 9 Innings
15
16.88
Mike Marshall
Careerverified
Per 9 Inningsverified
8.31
8.31
Andy O'Connor
Career
Per 9 Innings
16.88
16.88
Mike Marshall
Career
Per 9 Innings
79
0.51
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Career
Per 9 Innings
0.51
0.51
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Career
Per 9 Innings
0.11
0.11
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Career
Per 9 Inningsverified
514
3.34
Andy O'Connor
Careerverified
Per 9 Innings
7
7.88
Mike Marshall
Career
Per 9 Innings
52
0.34
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Careerverified
Per 9 Inningsverified
3.34
3.34
Andy O'Connor
Career
Per 9 Innings
7.88
7.88
Mike Marshall
Careerverified
Per 9 Inningsverified
880
5.71
Andy O'Connor
Career
Per 9 Innings
5
5.63
Mike Marshall
Careerverified
Per 9 Inningsverified
5.71
5.71
Andy O'Connor
Career
Per 9 Innings
5.63
5.63
Mike Marshall
Career
Per 9 Innings
1.22
1.22
Andy O'Connor
Careerverified
Per 9 Inningsverified
5
5
Mike Marshall
Career
Per 9 Innings
1.005
1.005
Andy O'Connor
Careerverified
Per 9 Inningsverified
1.5
1.5
Mike Marshall
Career
Per 9 Innings
72
0.47
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Career
Per 9 Inningsverified
31
0.2
Andy O'Connor
Careerverified
Per 9 Innings
3
3.38
Mike Marshall
Career
Per 9 Innings
7
0.05
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Careerverified
Per 9 Innings
5842
37.92
Andy O'Connor
Career
Per 9 Inningsverified
45
50.63
Mike Marshall
Careerverified
Per 9 Inningsverified
549
3.56
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Inningsverified
548
3.56
Andy O'Connor
Careerverified
Per 9 Innings
11
12.38
Mike Marshall
Careerverified
Per 9 Inningsverified
3.56
3.56
Andy O'Connor
Career
Per 9 Innings
12.38
12.38
Mike Marshall
Career
Per 9 Innings
115
0.75
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Career
Per 9 Innings
37
0.24
Andy O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Marshall
Careerverified
Per 9 Inningsverified
90
0.58
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Careerverified
Per 9 Inningsverified
1.295
1.295
Andy O'Connor
Career
Per 9 Innings
2.75
2.75
Mike Marshall
Careerverified
Per 9 Innings
5145
33.39
Andy O'Connor
Career
Per 9 Inningsverified
35
39.38
Mike Marshall
Careerverified
Per 9 Inningsverified
0.76
0.76
Andy O'Connor
Career
Per 9 Innings
11
11
Mike Marshall
Careerverified
Per 9 Inningsverified
0.287
0.287
Andy O'Connor
Career
Per 9 Innings
0.5
0.5
Mike Marshall
Career
Per 9 Innings
37.92
37.92
Andy O'Connor
Careerverified
Per 9 Inningsverified
50.63
50.63

Fielding Stats for Mike Marshall and Andy O'Connor

Mike Marshall
Careerverified
Per 9 Inningsverified
14
14
Andy O'Connor
Career
Per 9 Innings
1
1
Mike Marshall
Careerverified
Per 9 Inningsverified
724
4.7
Andy O'Connor
Career
Per 9 Innings
1
1.13
Mike Marshall
Careerverified
Per 9 Innings
24
0.16
Andy O'Connor
Career
Per 9 Inningsverified
1
1.13
Mike Marshall
Careerverified
Per 9 Innings
4159
27
Andy O'Connor
Career
Per 9 Innings
24
27
Mike Marshall
Careerverified
Per 9 Innings
1386.1
9
Andy O'Connor
Career
Per 9 Innings
8
9
Mike Marshall
Careerverified
Per 9 Inningsverified
105
0.68
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Careerverified
Per 9 Innings
283
1.84
Andy O'Connor
Career
Per 9 Inningsverified
2
2.25
Mike Marshall
Career
Per 9 Inningsverified
15
0.1
Andy O'Connor
Careerverified
Per 9 Innings
1
1.13
Mike Marshall
Careerverified
Per 9 Innings
403
2.62
Andy O'Connor
Career
Per 9 Inningsverified
3
3.38
Mike Marshall
Careerverified
Per 9 Inningsverified
388
2.52
Andy O'Connor
Career
Per 9 Innings
2
2.25
Mike Marshall
Careerverified
Per 9 Inningsverified
96.28
96.28
Andy O'Connor
Career
Per 9 Innings
66.67
66.67
Mike Marshall
Career
Per 9 Innings
0.536
0.536
Andy O'Connor
Careerverified
Per 9 Inningsverified
2
2
Mike Marshall
Career
Per 9 Innings
3.31
3.31
Andy O'Connor
Careerverified
Per 9 Inningsverified
100
100
Mike Marshall
Careerverified
Per 9 Inningsverified
25
0.16
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Andy O'Connor
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Andy O'Connor
Career
Per 9 Innings
0
0

Hitting Stats for Mike Marshall and Andy O'Connor

Mike Marshall
Careerverified
Per 600 PAverified
14
14
Andy O'Connor
Career
Per 600 PA
1
1
Mike Marshall
Careerverified
Per 600 PAverified
725
2004.61
Andy O'Connor
Career
Per 600 PA
1
200
Mike Marshall
Careerverified
Per 600 PA
217
600
Andy O'Connor
Career
Per 600 PA
3
600
Mike Marshall
Careerverified
Per 600 PA
179
494.93
Andy O'Connor
Career
Per 600 PAverified
3
600
Mike Marshall
Careerverified
Per 600 PAverified
0.196
0.196
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.558
0.558
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
35
96.77
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
33
91.24
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
1
2.76
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
1
2.76
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
2
5.53
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.057
0.057
Andy O'Connor
Career
Per 600 PA
Mike Marshall
Careerverified
Per 600 PAverified
0.006
0.006
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.029
0.029
Andy O'Connor
Career
Per 600 PA
Mike Marshall
Careerverified
Per 600 PAverified
10.74
29.7
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
39
107.83
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
53
146.54
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.266
0.266
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.218
0.218
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.484
0.484
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.022
0.022
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.174
0.174
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.39
0.39
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.231
0.231
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
11
30.41
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
16
44.24
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
26
71.89
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
12.99
35.91
Andy O'Connor
Career
Per 600 PA
-0.3
-60
Mike Marshall
Careerverified
Per 600 PAverified
1
2.76
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
17
47
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
33
91.24
Andy O'Connor
Careerverified
Per 600 PAverified
0
0
Mike Marshall
Careerverified
Per 600 PAverified
6.58
6.58
Andy O'Connor
Career
Per 600 PA
Mike Marshall
Careerverified
Per 600 PAverified
0.52
0.52
Andy O'Connor
Career
Per 600 PA
Mike Marshall
Careerverified
Per 600 PAverified
18
49.77
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
2
5.53
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
2
5.53
Andy O'Connor
Careerverified
Per 600 PAverified
0
0
Mike Marshall
Career
Per 600 PA
0
0
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Andy O'Connor
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
Andy O'Connor
Career
Per 600 PA