Jack Armstrong vs. Jack O'Brien — Career Comparison
You might be looking for a matchup, check Jack Armstrong's matchup page instead!
Jack O'Brien is a position player and Jack Armstrong a pitcher — the stats that define each role measure entirely different things, so a direct comparison doesn't hold up. If Jack O'Brien ever faced Jack Armstrong, check out their matchup page.
Fielding Stats for Jack Armstrong and Jack O'Brien
Jack Armstrong
Career
Per 9 Innings
152
1.74
Jack O'Brien
Career
Per 9 Innings
573
1.1
Jack Armstrong
Career
Per 9 Innings
130
1.49
Jack O'Brien
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
2360
27
Jack O'Brien
Career
Per 9 Innings
14076
27
Jack Armstrong
Career
Per 9 Innings
786.2
9
Jack O'Brien
Career
Per 9 Innings
4692
9
Jack Armstrong
Career
Per 9 Innings
62
0.71
Jack O'Brien
Career
Per 9 Innings
2908
5.58
Jack Armstrong
Career
Per 9 Innings
111
1.27
Jack O'Brien
Career
Per 9 Innings
619
1.19
Jack Armstrong
Career
Per 9 Innings
8
0.09
Jack O'Brien
Career
Per 9 Innings
311
0.6
Jack Armstrong
Career
Per 9 Innings
181
2.07
Jack O'Brien
Career
Per 9 Innings
3838
7.36
Jack Armstrong
Career
Per 9 Innings
173
1.98
Jack O'Brien
Career
Per 9 Innings
3527
6.77
Jack Armstrong
Career
Per 9 Innings
95.58
95.58
Jack O'Brien
Career
Per 9 Innings
91.9
91.9
Jack Armstrong
Career
Per 9 Innings
1.138
1.138
Jack O'Brien
Career
Per 9 Innings
6.155
6.155
Jack Armstrong
Career
Per 9 Innings
85.53
85.53
Jack O'Brien
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
5
0.06
Jack O'Brien
Career
Per 9 Innings
128
0.25
Jack Armstrong
Career
Per 9 Innings
0
0
Jack O'Brien
Career
Per 9 Innings
2
0
Hitting Stats for Jack Armstrong and Jack O'Brien
Jack Armstrong
Career
Per 600 PA
153
426.98
Jack O'Brien
Career
Per 600 PA
555
139.92
Jack Armstrong
Career
Per 600 PA
215
600
Jack O'Brien
Career
Per 600 PA
2380
600
Jack Armstrong
Career
Per 600 PA
185
516.28
Jack O'Brien
Career
Per 600 PA
2169
546.81
Jack Armstrong
Career
Per 600 PA
0.114
0.114
Jack O'Brien
Career
Per 600 PA
0.266
0.266
Jack Armstrong
Career
Per 600 PA
0.354
0.354
Jack O'Brien
Career
Per 600 PA
0.736
0.736
Jack Armstrong
Career
Per 600 PA
19
53.02
Jack O'Brien
Career
Per 600 PA
418
105.38
Jack Armstrong
Career
Per 600 PA
2
5.58
Jack O'Brien
Career
Per 600 PA
159
40.08
Jack Armstrong
Career
Per 600 PA
0.095
0.095
Jack O'Brien
Career
Per 600 PA
0.276
0.276
Jack Armstrong
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0.005
0.005
Jack Armstrong
Career
Per 600 PA
2.16
6.02
Jack O'Brien
Career
Per 600 PA
294.26
74.18
Jack Armstrong
Career
Per 600 PA
23
64.19
Jack O'Brien
Career
Per 600 PA
800
201.68
Jack Armstrong
Career
Per 600 PA
25
69.77
Jack O'Brien
Career
Per 600 PA
788
198.66
Jack Armstrong
Career
Per 600 PA
0.132
0.132
Jack O'Brien
Career
Per 600 PA
0.331
0.331
Jack Armstrong
Career
Per 600 PA
0.124
0.124
Jack O'Brien
Career
Per 600 PA
0.369
0.369
Jack Armstrong
Career
Per 600 PA
0.011
0.011
Jack O'Brien
Career
Per 600 PA
0.103
0.103
Jack Armstrong
Career
Per 600 PA
0.091
0.091
Jack O'Brien
Career
Per 600 PA
0.241
0.241
Jack Armstrong
Career
Per 600 PA
0.159
0.159
Jack O'Brien
Career
Per 600 PA
0.683
0.683
Jack Armstrong
Career
Per 600 PA
0.206
0.206
Jack O'Brien
Career
Per 600 PA
0.266
0.266
Jack Armstrong
Career
Per 600 PA
16
44.65
Jack O'Brien
Career
Per 600 PA
663
167.14
Jack Armstrong
Career
Per 600 PA
-4.73
-13.19
Jack O'Brien
Career
Per 600 PA
318.06
80.18
Jack Armstrong
Career
Per 600 PA
2
5.58
Jack O'Brien
Career
Per 600 PA
31
7.82
Jack Armstrong
Career
Per 600 PA
83
231.63
Jack O'Brien
Career
Per 600 PA
31
7.82
Jack Armstrong
Career
Per 600 PA
2.59
2.59
Jack O'Brien
Career
Per 600 PA
76.77
76.77
Jack Armstrong
Career
Per 600 PA
0.02
0.02
Jack O'Brien
Career
Per 600 PA
5.81
5.81
Jack Armstrong
Career
Per 600 PA
6
16.74
Jack O'Brien
Career
Per 600 PA
0
0