Grant Jackson vs. Mike O'Neill — Career Comparison

Grant Jackson
Silent GenerationOhioThrows LeftBats SwitchNorth AmericaPittsburgh PiratesNational LeagueRelief PitcherAll-Star
Mike O'Neill
Pre-GenerationalIrelandThrows LeftBats RightEuropeSt. Louis CardinalsNational LeagueStarting Pitcher

Mike O'Neill built a career as a starting pitcher and Grant Jackson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike O'Neill posted stronger surface numbers — ERA 2.73 and WHIP 1.308 compared to 3.46 and 1.365 for Grant Jackson. By the career numbers, Mike O'Neill had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Grant Jackson and Mike O'Neill

Grant Jackson
Careerverified
Per 9 Inningsverified
18
18
Mike O'Neill
Career
Per 9 Innings
4
4
Grant Jackson
Careerverified
Per 9 Inningsverified
692
4.58
Mike O'Neill
Career
Per 9 Innings
85
1.1
Grant Jackson
Careerverified
Per 9 Innings
83
0.55
Mike O'Neill
Career
Per 9 Inningsverified
77
1
Grant Jackson
Careerverified
Per 9 Inningsverified
86
0.57
Mike O'Neill
Career
Per 9 Innings
32
0.41
Grant Jackson
Career
Per 9 Inningsverified
75
0.5
Mike O'Neill
Careerverified
Per 9 Innings
44
0.57
Grant Jackson
Careerverified
Per 9 Inningsverified
53.42
53.42
Mike O'Neill
Career
Per 9 Innings
42.11
42.11
Grant Jackson
Career
Per 9 Innings
11.99
11.99
Mike O'Neill
Careerverified
Per 9 Inningsverified
90.59
90.59
Grant Jackson
Career
Per 9 Innings
16
0.11
Mike O'Neill
Careerverified
Per 9 Inningsverified
68
0.88
Grant Jackson
Careerverified
Per 9 Innings
5
0.03
Mike O'Neill
Career
Per 9 Inningsverified
4
0.05
Grant Jackson
Careerverified
Per 9 Inningsverified
79
0.52
Mike O'Neill
Career
Per 9 Innings
2
0.03
Grant Jackson
Career
Per 9 Innings
523
3.46
Mike O'Neill
Careerverified
Per 9 Inningsverified
211
2.73
Grant Jackson
Career
Per 9 Innings
3.46
3.46
Mike O'Neill
Careerverified
Per 9 Inningsverified
2.74
2.74
Grant Jackson
Career
Per 9 Innings
3.48
3.48
Mike O'Neill
Careerverified
Per 9 Inningsverified
3.37
3.37
Grant Jackson
Career
Per 9 Innings
3.91
3.91
Mike O'Neill
Careerverified
Per 9 Inningsverified
3.34
3.34
Grant Jackson
Careerverified
Per 9 Inningsverified
0.249
0.249
Mike O'Neill
Career
Per 9 Innings
0.269
0.269
Grant Jackson
Careerverified
Per 9 Innings
4076
27
Mike O'Neill
Career
Per 9 Innings
2083
27
Grant Jackson
Careerverified
Per 9 Innings
1358.2
9
Mike O'Neill
Career
Per 9 Innings
694.1
9
Grant Jackson
Career
Per 9 Inningsverified
1272
8.43
Mike O'Neill
Careerverified
Per 9 Innings
739
9.58
Grant Jackson
Careerverified
Per 9 Inningsverified
8.43
8.43
Mike O'Neill
Career
Per 9 Innings
9.58
9.58
Grant Jackson
Career
Per 9 Innings
109
0.72
Mike O'Neill
Careerverified
Per 9 Inningsverified
8
0.1
Grant Jackson
Career
Per 9 Innings
0.72
0.72
Mike O'Neill
Careerverified
Per 9 Inningsverified
0.1
0.1
Grant Jackson
Career
Per 9 Innings
0.16
0.16
Mike O'Neill
Careerverified
Per 9 Inningsverified
0.09
0.09
Grant Jackson
Career
Per 9 Innings
511
3.38
Mike O'Neill
Careerverified
Per 9 Inningsverified
169
2.19
Grant Jackson
Career
Per 9 Innings
71
0.47
Mike O'Neill
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Career
Per 9 Innings
3.38
3.38
Mike O'Neill
Careerverified
Per 9 Inningsverified
2.19
2.19
Grant Jackson
Careerverified
Per 9 Inningsverified
889
5.89
Mike O'Neill
Career
Per 9 Innings
228
2.96
Grant Jackson
Careerverified
Per 9 Inningsverified
5.89
5.89
Mike O'Neill
Career
Per 9 Innings
2.96
2.96
Grant Jackson
Career
Per 9 Innings
1.28
1.28
Mike O'Neill
Careerverified
Per 9 Inningsverified
2.68
2.68
Grant Jackson
Careerverified
Per 9 Inningsverified
1.03
1.03
Mike O'Neill
Career
Per 9 Innings
0.572
0.572
Grant Jackson
Career
Per 9 Innings
44
0.29
Mike O'Neill
Careerverified
Per 9 Inningsverified
3
0.04
Grant Jackson
Careerverified
Per 9 Inningsverified
21
0.14
Mike O'Neill
Career
Per 9 Innings
26
0.34
Grant Jackson
Career
Per 9 Innings
9
0.06
Mike O'Neill
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Careerverified
Per 9 Innings
5749
38.08
Mike O'Neill
Career
Per 9 Inningsverified
2939
38.1
Grant Jackson
Careerverified
Per 9 Inningsverified
291
1.93
Mike O'Neill
Career
Per 9 Innings
8
0.1
Grant Jackson
Career
Per 9 Inningsverified
589
3.9
Mike O'Neill
Careerverified
Per 9 Innings
358
4.64
Grant Jackson
Careerverified
Per 9 Inningsverified
3.9
3.9
Mike O'Neill
Career
Per 9 Innings
4.64
4.64
Grant Jackson
Career
Per 9 Innings
62
0.41
Mike O'Neill
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Career
Per 9 Innings
43
0.28
Mike O'Neill
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Careerverified
Per 9 Inningsverified
52
0.34
Mike O'Neill
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
1.312
1.312
Mike O'Neill
Careerverified
Per 9 Inningsverified
1.308
1.308
Grant Jackson
Careerverified
Per 9 Innings
5112
33.86
Mike O'Neill
Career
Per 9 Inningsverified
2744
35.57
Grant Jackson
Careerverified
Per 9 Inningsverified
0.85
0.85
Mike O'Neill
Career
Per 9 Innings
4.21
4.21
Grant Jackson
Careerverified
Per 9 Inningsverified
0.283
0.283
Mike O'Neill
Career
Per 9 Innings
0.292
0.292
Grant Jackson
Career
Per 9 Innings
38.08
38.08
Mike O'Neill
Careerverified
Per 9 Inningsverified
38.1
38.1

Fielding Stats for Grant Jackson and Mike O'Neill

Grant Jackson
Careerverified
Per 9 Inningsverified
18
18
Mike O'Neill
Career
Per 9 Innings
5
5
Grant Jackson
Careerverified
Per 9 Inningsverified
692
4.58
Mike O'Neill
Career
Per 9 Innings
113
1.1
Grant Jackson
Careerverified
Per 9 Inningsverified
83
0.55
Mike O'Neill
Career
Per 9 Innings
35
0.34
Grant Jackson
Careerverified
Per 9 Innings
4078
27
Mike O'Neill
Career
Per 9 Innings
2766
27
Grant Jackson
Careerverified
Per 9 Innings
1359.1
9
Mike O'Neill
Career
Per 9 Innings
922
9
Grant Jackson
Career
Per 9 Innings
55
0.36
Mike O'Neill
Careerverified
Per 9 Inningsverified
87
0.85
Grant Jackson
Career
Per 9 Innings
170
1.13
Mike O'Neill
Careerverified
Per 9 Inningsverified
190
1.85
Grant Jackson
Careerverified
Per 9 Inningsverified
16
0.11
Mike O'Neill
Career
Per 9 Innings
26
0.25
Grant Jackson
Career
Per 9 Innings
241
1.6
Mike O'Neill
Careerverified
Per 9 Inningsverified
303
2.96
Grant Jackson
Career
Per 9 Innings
225
1.49
Mike O'Neill
Careerverified
Per 9 Inningsverified
277
2.7
Grant Jackson
Careerverified
Per 9 Inningsverified
93.36
93.36
Mike O'Neill
Career
Per 9 Innings
91.42
91.42
Grant Jackson
Career
Per 9 Innings
0.325
0.325
Mike O'Neill
Careerverified
Per 9 Inningsverified
2.451
2.451
Grant Jackson
Career
Per 9 Innings
11.99
11.99
Mike O'Neill
Careerverified
Per 9 Inningsverified
30.97
30.97
Grant Jackson
Careerverified
Per 9 Inningsverified
12
0.08
Mike O'Neill
Career
Per 9 Innings
6
0.06
Grant Jackson
Career
Per 9 Innings
0
0
Mike O'Neill
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Mike O'Neill
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Mike O'Neill
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Mike O'Neill
Career
Per 9 Innings
0
0

Hitting Stats for Grant Jackson and Mike O'Neill

Grant Jackson
Careerverified
Per 600 PAverified
18
18
Mike O'Neill
Career
Per 600 PA
5
5
Grant Jackson
Careerverified
Per 600 PAverified
718
1709.52
Mike O'Neill
Career
Per 600 PA
137
198.07
Grant Jackson
Career
Per 600 PA
252
600
Mike O'Neill
Careerverified
Per 600 PA
415
600
Grant Jackson
Career
Per 600 PAverified
236
561.9
Mike O'Neill
Careerverified
Per 600 PA
380
549.4
Grant Jackson
Career
Per 600 PA
0.136
0.136
Mike O'Neill
Careerverified
Per 600 PAverified
0.255
0.255
Grant Jackson
Career
Per 600 PA
0.373
0.373
Mike O'Neill
Careerverified
Per 600 PAverified
0.685
0.685
Grant Jackson
Career
Per 600 PA
32
76.19
Mike O'Neill
Careerverified
Per 600 PAverified
97
140.24
Grant Jackson
Career
Per 600 PA
27
64.29
Mike O'Neill
Careerverified
Per 600 PAverified
72
104.1
Grant Jackson
Career
Per 600 PA
2
4.76
Mike O'Neill
Careerverified
Per 600 PAverified
14
20.24
Grant Jackson
Career
Per 600 PA
1
2.38
Mike O'Neill
Careerverified
Per 600 PAverified
9
13.01
Grant Jackson
Career
Per 600 PAverified
2
4.76
Mike O'Neill
Career
Per 600 PA
2
2.89
Grant Jackson
Career
Per 600 PA
5
11.9
Mike O'Neill
Careerverified
Per 600 PAverified
25
36.14
Grant Jackson
Career
Per 600 PA
0.156
0.156
Mike O'Neill
Careerverified
Per 600 PAverified
0.258
0.258
Grant Jackson
Careerverified
Per 600 PAverified
0.009
0.009
Mike O'Neill
Career
Per 600 PA
0.005
0.005
Grant Jackson
Careerverified
Per 600 PAverified
0.063
0.063
Mike O'Neill
Career
Per 600 PA
0.021
0.021
Grant Jackson
Career
Per 600 PA
7.48
17.81
Mike O'Neill
Careerverified
Per 600 PAverified
43.54
62.95
Grant Jackson
Career
Per 600 PA
42
100
Mike O'Neill
Careerverified
Per 600 PAverified
135
195.18
Grant Jackson
Career
Per 600 PA
40
95.24
Mike O'Neill
Careerverified
Per 600 PAverified
125
180.72
Grant Jackson
Career
Per 600 PA
0.164
0.164
Mike O'Neill
Careerverified
Per 600 PAverified
0.306
0.306
Grant Jackson
Career
Per 600 PA
0.178
0.178
Mike O'Neill
Careerverified
Per 600 PAverified
0.355
0.355
Grant Jackson
Career
Per 600 PA
0.342
0.342
Mike O'Neill
Careerverified
Per 600 PAverified
0.662
0.662
Grant Jackson
Career
Per 600 PA
0.042
0.042
Mike O'Neill
Careerverified
Per 600 PAverified
0.1
0.1
Grant Jackson
Career
Per 600 PA
0.118
0.118
Mike O'Neill
Careerverified
Per 600 PAverified
0.227
0.227
Grant Jackson
Career
Per 600 PA
0.242
0.242
Mike O'Neill
Careerverified
Per 600 PAverified
0.59
0.59
Grant Jackson
Career
Per 600 PA
0.208
0.208
Mike O'Neill
Careerverified
Per 600 PAverified
0.302
0.302
Grant Jackson
Career
Per 600 PA
20
47.62
Mike O'Neill
Careerverified
Per 600 PAverified
50
72.29
Grant Jackson
Career
Per 600 PA
17
40.48
Mike O'Neill
Careerverified
Per 600 PAverified
41
59.28
Grant Jackson
Career
Per 600 PA
35
83.33
Mike O'Neill
Careerverified
Per 600 PAverified
89
128.67
Grant Jackson
Career
Per 600 PA
1.36
3.23
Mike O'Neill
Careerverified
Per 600 PAverified
47.98
69.37
Grant Jackson
Career
Per 600 PA
1
2.38
Mike O'Neill
Careerverified
Per 600 PAverified
8
11.57
Grant Jackson
Career
Per 600 PA
7
16.67
Mike O'Neill
Careerverified
Per 600 PAverified
20
28.92
Grant Jackson
Career
Per 600 PA
0
0
Mike O'Neill
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
90
214.29
Mike O'Neill
Careerverified
Per 600 PAverified
63
91.08
Grant Jackson
Career
Per 600 PA
2.8
2.8
Mike O'Neill
Careerverified
Per 600 PAverified
6.59
6.59
Grant Jackson
Career
Per 600 PA
0.08
0.08
Mike O'Neill
Careerverified
Per 600 PAverified
0.32
0.32
Grant Jackson
Careerverified
Per 600 PAverified
8
19.05
Mike O'Neill
Career
Per 600 PA
7
10.12
Grant Jackson
Career
Per 600 PA
0
0
Mike O'Neill
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
3
7.14
Mike O'Neill
Careerverified
Per 600 PAverified
0
0
Grant Jackson
Career
Per 600 PA
0
0
Mike O'Neill
Careerverified
Per 600 PAverified
4
5.78
Grant Jackson
Career
Per 600 PA
0
0
Mike O'Neill
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Mike O'Neill
Careerverified
Per 600 PAverified
4
5.78
Grant Jackson
Career
Per 600 PA
Mike O'Neill
Careerverified
Per 600 PAverified
100
100