Mike O'Connor vs. Gregg Olson — Career Comparison

Mike O'Connor
Gen XTexasThrows LeftBats LeftNorth AmericaWashington NationalsNational LeagueStarting Pitcher
Gregg Olson
Gen XNebraskaThrows RightBats RightNorth AmericaBaltimore OriolesAmerican LeagueRelief PitcherRookie of the YearAll-Star

Mike O'Connor built a career as a starting pitcher and Gregg Olson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Gregg Olson posted stronger surface numbers — ERA 3.46 and WHIP 1.442 compared to 5.3 and 1.459 for Mike O'Connor. By the career numbers, Gregg Olson had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Mike O'Connor and Gregg Olson

Mike O'Connor
Career
Per 9 Innings
3
3
Gregg Olson
Careerverified
Per 9 Inningsverified
14
14
Mike O'Connor
Career
Per 9 Innings
35
2.61
Gregg Olson
Careerverified
Per 9 Inningsverified
622
8.33
Mike O'Connor
Careerverified
Per 9 Inningsverified
21
1.57
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
4
0.3
Gregg Olson
Careerverified
Per 9 Inningsverified
40
0.54
Mike O'Connor
Careerverified
Per 9 Innings
10
0.75
Gregg Olson
Career
Per 9 Inningsverified
39
0.52
Mike O'Connor
Career
Per 9 Innings
28.57
28.57
Gregg Olson
Careerverified
Per 9 Inningsverified
50.63
50.63
Mike O'Connor
Careerverified
Per 9 Inningsverified
60
60
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Careerverified
Per 9 Inningsverified
217
2.91
Mike O'Connor
Careerverified
Per 9 Innings
71
5.3
Gregg Olson
Career
Per 9 Inningsverified
258
3.46
Mike O'Connor
Career
Per 9 Innings
5.3
5.3
Gregg Olson
Careerverified
Per 9 Inningsverified
3.46
3.46
Mike O'Connor
Career
Per 9 Innings
4.55
4.55
Gregg Olson
Careerverified
Per 9 Inningsverified
3.57
3.57
Mike O'Connor
Career
Per 9 Innings
5.43
5.43
Gregg Olson
Careerverified
Per 9 Inningsverified
3.67
3.67
Mike O'Connor
Career
Per 9 Innings
0.248
0.248
Gregg Olson
Careerverified
Per 9 Inningsverified
0.239
0.239
Mike O'Connor
Career
Per 9 Innings
362
27
Gregg Olson
Careerverified
Per 9 Innings
2016
27
Mike O'Connor
Career
Per 9 Innings
120.2
9
Gregg Olson
Careerverified
Per 9 Innings
672
9
Mike O'Connor
Careerverified
Per 9 Innings
112
8.35
Gregg Olson
Career
Per 9 Inningsverified
598
8.01
Mike O'Connor
Career
Per 9 Innings
8.35
8.35
Gregg Olson
Careerverified
Per 9 Inningsverified
8.01
8.01
Mike O'Connor
Careerverified
Per 9 Innings
18
1.34
Gregg Olson
Career
Per 9 Inningsverified
46
0.62
Mike O'Connor
Career
Per 9 Innings
1.34
1.34
Gregg Olson
Careerverified
Per 9 Inningsverified
0.62
0.62
Mike O'Connor
Career
Per 9 Innings
0.51
0.51
Gregg Olson
Careerverified
Per 9 Inningsverified
0.07
0.07
Mike O'Connor
Careerverified
Per 9 Inningsverified
59
4.4
Gregg Olson
Career
Per 9 Innings
330
4.42
Mike O'Connor
Careerverified
Per 9 Inningsverified
5
0.37
Gregg Olson
Career
Per 9 Innings
41
0.55
Mike O'Connor
Careerverified
Per 9 Inningsverified
4.4
4.4
Gregg Olson
Career
Per 9 Innings
4.42
4.42
Mike O'Connor
Career
Per 9 Innings
71
5.3
Gregg Olson
Careerverified
Per 9 Inningsverified
588
7.88
Mike O'Connor
Career
Per 9 Innings
5.3
5.3
Gregg Olson
Careerverified
Per 9 Inningsverified
7.88
7.88
Mike O'Connor
Careerverified
Per 9 Inningsverified
2.03
2.03
Gregg Olson
Career
Per 9 Innings
0.95
0.95
Mike O'Connor
Career
Per 9 Innings
1.077
1.077
Gregg Olson
Careerverified
Per 9 Inningsverified
1.366
1.366
Mike O'Connor
Careerverified
Per 9 Innings
10
0.75
Gregg Olson
Career
Per 9 Inningsverified
43
0.58
Mike O'Connor
Careerverified
Per 9 Innings
8
0.6
Gregg Olson
Career
Per 9 Inningsverified
12
0.16
Mike O'Connor
Careerverified
Per 9 Inningsverified
0
0
Gregg Olson
Career
Per 9 Innings
7
0.09
Mike O'Connor
Career
Per 9 Inningsverified
532
39.68
Gregg Olson
Careerverified
Per 9 Innings
2889
38.69
Mike O'Connor
Career
Per 9 Innings
2
0.15
Gregg Olson
Careerverified
Per 9 Inningsverified
447
5.99
Mike O'Connor
Careerverified
Per 9 Innings
76
5.67
Gregg Olson
Career
Per 9 Inningsverified
275
3.68
Mike O'Connor
Career
Per 9 Innings
5.67
5.67
Gregg Olson
Careerverified
Per 9 Inningsverified
3.68
3.68
Mike O'Connor
Careerverified
Per 9 Innings
8
0.6
Gregg Olson
Career
Per 9 Inningsverified
23
0.31
Mike O'Connor
Careerverified
Per 9 Innings
5
0.37
Gregg Olson
Career
Per 9 Inningsverified
20
0.27
Mike O'Connor
Career
Per 9 Innings
9
0.67
Gregg Olson
Careerverified
Per 9 Inningsverified
54
0.72
Mike O'Connor
Career
Per 9 Innings
1.417
1.417
Gregg Olson
Careerverified
Per 9 Inningsverified
1.381
1.381
Mike O'Connor
Career
Per 9 Inningsverified
452
33.71
Gregg Olson
Careerverified
Per 9 Innings
2504
33.54
Mike O'Connor
Career
Per 9 Innings
2.17
2.17
Gregg Olson
Careerverified
Per 9 Inningsverified
0.44
0.44
Mike O'Connor
Careerverified
Per 9 Inningsverified
0.259
0.259
Gregg Olson
Career
Per 9 Innings
0.295
0.295
Mike O'Connor
Careerverified
Per 9 Inningsverified
39.68
39.68
Gregg Olson
Career
Per 9 Innings
38.69
38.69

Fielding Stats for Mike O'Connor and Gregg Olson

Mike O'Connor
Career
Per 9 Innings
3
3
Gregg Olson
Careerverified
Per 9 Inningsverified
14
14
Mike O'Connor
Career
Per 9 Innings
35
2.61
Gregg Olson
Careerverified
Per 9 Inningsverified
622
8.33
Mike O'Connor
Careerverified
Per 9 Inningsverified
21
1.57
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
362
27
Gregg Olson
Careerverified
Per 9 Innings
2016
27
Mike O'Connor
Career
Per 9 Innings
120.2
9
Gregg Olson
Careerverified
Per 9 Innings
672
9
Mike O'Connor
Career
Per 9 Innings
4
0.3
Gregg Olson
Careerverified
Per 9 Inningsverified
44
0.59
Mike O'Connor
Career
Per 9 Innings
10
0.75
Gregg Olson
Careerverified
Per 9 Inningsverified
80
1.07
Mike O'Connor
Careerverified
Per 9 Inningsverified
1
0.07
Gregg Olson
Career
Per 9 Innings
6
0.08
Mike O'Connor
Career
Per 9 Innings
15
1.12
Gregg Olson
Careerverified
Per 9 Inningsverified
130
1.74
Mike O'Connor
Career
Per 9 Innings
14
1.04
Gregg Olson
Careerverified
Per 9 Inningsverified
124
1.66
Mike O'Connor
Career
Per 9 Innings
93.33
93.33
Gregg Olson
Careerverified
Per 9 Inningsverified
95.38
95.38
Mike O'Connor
Careerverified
Per 9 Inningsverified
0.4
0.4
Gregg Olson
Career
Per 9 Innings
0.199
0.199
Mike O'Connor
Careerverified
Per 9 Inningsverified
60
60
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Careerverified
Per 9 Inningsverified
3
0.04
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Career
Per 9 Innings
0
0
Mike O'Connor
Career
Per 9 Innings
0
0
Gregg Olson
Career
Per 9 Innings
0
0

Hitting Stats for Mike O'Connor and Gregg Olson

Mike O'Connor
Career
Per 600 PA
3
3
Gregg Olson
Careerverified
Per 600 PAverified
14
14
Mike O'Connor
Career
Per 600 PA
35
600
Gregg Olson
Careerverified
Per 600 PAverified
622
74640
Mike O'Connor
Careerverified
Per 600 PA
35
600
Gregg Olson
Career
Per 600 PA
5
600
Mike O'Connor
Careerverified
Per 600 PAverified
33
565.71
Gregg Olson
Career
Per 600 PA
4
480
Mike O'Connor
Career
Per 600 PA
0.061
0.061
Gregg Olson
Careerverified
Per 600 PAverified
0.25
0.25
Mike O'Connor
Career
Per 600 PA
0.186
0.186
Gregg Olson
Careerverified
Per 600 PAverified
1.3
1.3
Mike O'Connor
Careerverified
Per 600 PA
2
34.29
Gregg Olson
Career
Per 600 PAverified
1
120
Mike O'Connor
Careerverified
Per 600 PAverified
2
34.29
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Careerverified
Per 600 PAverified
1
120
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Careerverified
Per 600 PAverified
1
120
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Careerverified
Per 600 PAverified
1
1
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Careerverified
Per 600 PAverified
0.25
0.25
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Careerverified
Per 600 PAverified
1
1
Mike O'Connor
Career
Per 600 PA
0.17
2.93
Gregg Olson
Careerverified
Per 600 PAverified
1.44
172.2
Mike O'Connor
Career
Per 600 PA
2
34.29
Gregg Olson
Careerverified
Per 600 PAverified
4
480
Mike O'Connor
Careerverified
Per 600 PA
3
51.43
Gregg Olson
Career
Per 600 PAverified
2
240
Mike O'Connor
Career
Per 600 PA
0.088
0.088
Gregg Olson
Careerverified
Per 600 PAverified
0.4
0.4
Mike O'Connor
Career
Per 600 PA
0.061
0.061
Gregg Olson
Careerverified
Per 600 PAverified
1
1
Mike O'Connor
Career
Per 600 PA
0.149
0.149
Gregg Olson
Careerverified
Per 600 PAverified
1.4
1.4
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Careerverified
Per 600 PAverified
0.75
0.75
Mike O'Connor
Career
Per 600 PA
0.055
0.055
Gregg Olson
Careerverified
Per 600 PAverified
0.43
0.43
Mike O'Connor
Career
Per 600 PA
0.097
0.097
Gregg Olson
Careerverified
Per 600 PAverified
1.667
1.667
Mike O'Connor
Careerverified
Per 600 PAverified
0.143
0.143
Gregg Olson
Career
Per 600 PA
Mike O'Connor
Careerverified
Per 600 PA
2
34.29
Gregg Olson
Career
Per 600 PAverified
1
120
Mike O'Connor
Career
Per 600 PA
1
17.14
Gregg Olson
Careerverified
Per 600 PAverified
2
240
Mike O'Connor
Careerverified
Per 600 PA
3
51.43
Gregg Olson
Career
Per 600 PAverified
2
240
Mike O'Connor
Career
Per 600 PA
-1.8
-30.92
Gregg Olson
Careerverified
Per 600 PAverified
1.38
165.6
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
1
17.14
Gregg Olson
Career
Per 600 PAverified
1
120
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PAverified
19
325.71
Gregg Olson
Careerverified
Per 600 PA
3
360
Mike O'Connor
Careerverified
Per 600 PAverified
1.84
1.84
Gregg Olson
Career
Per 600 PA
1.67
1.67
Mike O'Connor
Career
Per 600 PA
0.05
0.05
Gregg Olson
Careerverified
Per 600 PAverified
0.33
0.33
Mike O'Connor
Careerverified
Per 600 PAverified
1
17.14
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
0
0
Gregg Olson
Career
Per 600 PA
0
0
Mike O'Connor
Career
Per 600 PA
Gregg Olson
Career
Per 600 PA