John Halama vs. Tom O'Brien — Career Comparison

You might be looking for a matchup, check John Halama's matchup page instead!

John Halama
Gen XNew YorkThrows LeftBats LeftNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher
Tom O'Brien
Pre-GenerationalMassachusettsThrows RightBats RightNorth AmericaBoston RedsUnion AssociationSecond Baseman

Tom O'Brien is a position player and John Halama a pitcher — the stats that define each role measure entirely different things, so a direct comparison doesn't hold up. If Tom O'Brien ever faced John Halama, check out their matchup page.

Pitching Stats for John Halama and Tom O'Brien

John Halama
Careerverified
Per 9 Inningsverified
9
9
Tom O'Brien
Career
Per 9 Innings
1
1
John Halama
Careerverified
Per 9 Inningsverified
262
2.59
Tom O'Brien
Career
Per 9 Innings
1
2.45
John Halama
Careerverified
Per 9 Inningsverified
119
1.18
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
56
0.55
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
48
0.47
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Careerverified
Per 9 Inningsverified
53.85
53.85
Tom O'Brien
Career
Per 9 Innings
John Halama
Careerverified
Per 9 Inningsverified
45.42
45.42
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
2
0.02
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
2
0.02
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Inningsverified
471
4.65
Tom O'Brien
Careerverified
Per 9 Innings
3
7.36
John Halama
Careerverified
Per 9 Inningsverified
4.65
4.65
Tom O'Brien
Career
Per 9 Innings
7.36
7.36
John Halama
Careerverified
Per 9 Inningsverified
4.87
4.87
Tom O'Brien
Career
Per 9 Innings
6.13
6.13
John Halama
Careerverified
Per 9 Inningsverified
4.57
4.57
Tom O'Brien
Career
Per 9 Innings
7.09
7.09
John Halama
Career
Per 9 Innings
0.29
0.29
Tom O'Brien
Careerverified
Per 9 Inningsverified
0.211
0.211
John Halama
Careerverified
Per 9 Innings
2733
27
Tom O'Brien
Career
Per 9 Innings
11
27
John Halama
Careerverified
Per 9 Innings
911
9
Tom O'Brien
Career
Per 9 Innings
3.2
9
John Halama
Career
Per 9 Innings
1048
10.35
Tom O'Brien
Careerverified
Per 9 Inningsverified
4
9.82
John Halama
Career
Per 9 Innings
10.35
10.35
Tom O'Brien
Careerverified
Per 9 Inningsverified
9.82
9.82
John Halama
Career
Per 9 Innings
113
1.12
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Innings
1.12
1.12
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Innings
0.43
0.43
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Inningsverified
277
2.74
Tom O'Brien
Careerverified
Per 9 Innings
5
12.27
John Halama
Career
Per 9 Innings
18
0.18
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Careerverified
Per 9 Inningsverified
2.74
2.74
Tom O'Brien
Career
Per 9 Innings
12.27
12.27
John Halama
Careerverified
Per 9 Inningsverified
492
4.86
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
4.86
4.86
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
1.88
1.88
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0.844
0.844
Tom O'Brien
Careerverified
Per 9 Inningsverified
1.364
1.364
John Halama
Career
Per 9 Innings
20
0.2
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Innings
37
0.37
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Innings
7
0.07
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Careerverified
Per 9 Innings
3996
39.48
Tom O'Brien
Career
Per 9 Inningsverified
24
58.91
John Halama
Careerverified
Per 9 Inningsverified
58
0.57
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Inningsverified
531
5.25
Tom O'Brien
Careerverified
Per 9 Innings
5
12.27
John Halama
Careerverified
Per 9 Inningsverified
5.25
5.25
Tom O'Brien
Career
Per 9 Innings
12.27
12.27
John Halama
Career
Per 9 Innings
29
0.29
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Innings
34
0.34
Tom O'Brien
Careerverified
Per 9 Inningsverified
0
0
John Halama
Careerverified
Per 9 Inningsverified
100
0.99
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
1.454
1.454
Tom O'Brien
Career
Per 9 Innings
2.455
2.455
John Halama
Careerverified
Per 9 Innings
3619
35.75
Tom O'Brien
Career
Per 9 Inningsverified
19
46.64
John Halama
Careerverified
Per 9 Inningsverified
2.03
2.03
Tom O'Brien
Career
Per 9 Innings
5
5
John Halama
Career
Per 9 Innings
0.31
0.31
Tom O'Brien
Careerverified
Per 9 Inningsverified
0.211
0.211
John Halama
Career
Per 9 Innings
39.48
39.48
Tom O'Brien
Careerverified
Per 9 Inningsverified
58.91
58.91

Fielding Stats for John Halama and Tom O'Brien

John Halama
Careerverified
Per 9 Inningsverified
9
9
Tom O'Brien
Career
Per 9 Innings
6
6
John Halama
Career
Per 9 Inningsverified
262
2.59
Tom O'Brien
Careerverified
Per 9 Innings
278
1.04
John Halama
Careerverified
Per 9 Inningsverified
119
1.18
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
2733
27
Tom O'Brien
Careerverified
Per 9 Innings
7221
27
John Halama
Career
Per 9 Innings
911
9
Tom O'Brien
Careerverified
Per 9 Innings
2407
9
John Halama
Career
Per 9 Innings
44
0.43
Tom O'Brien
Careerverified
Per 9 Inningsverified
1353
5.06
John Halama
Career
Per 9 Innings
158
1.56
Tom O'Brien
Careerverified
Per 9 Inningsverified
433
1.62
John Halama
Careerverified
Per 9 Inningsverified
11
0.11
Tom O'Brien
Career
Per 9 Innings
187
0.7
John Halama
Career
Per 9 Innings
213
2.1
Tom O'Brien
Careerverified
Per 9 Inningsverified
1973
7.38
John Halama
Career
Per 9 Innings
202
2
Tom O'Brien
Careerverified
Per 9 Inningsverified
1786
6.68
John Halama
Careerverified
Per 9 Inningsverified
94.84
94.84
Tom O'Brien
Career
Per 9 Innings
90.52
90.52
John Halama
Career
Per 9 Innings
0.771
0.771
Tom O'Brien
Careerverified
Per 9 Inningsverified
6.425
6.425
John Halama
Careerverified
Per 9 Inningsverified
45.42
45.42
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
11
0.11
Tom O'Brien
Careerverified
Per 9 Inningsverified
87
0.33
John Halama
Careerverified
Per 9 Inningsverified
0
0
Tom O'Brien
Career
Per 9 Innings
2
0.01
John Halama
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0

Hitting Stats for John Halama and Tom O'Brien

John Halama
Careerverified
Per 600 PAverified
9
9
Tom O'Brien
Career
Per 600 PA
6
6
John Halama
Career
Per 600 PAverified
262
4912.5
Tom O'Brien
Careerverified
Per 600 PA
270
139.06
John Halama
Career
Per 600 PA
32
600
Tom O'Brien
Careerverified
Per 600 PA
1165
600
John Halama
Career
Per 600 PA
26
487.5
Tom O'Brien
Careerverified
Per 600 PAverified
1111
572.19
John Halama
Career
Per 600 PA
0.115
0.115
Tom O'Brien
Careerverified
Per 600 PAverified
0.231
0.231
John Halama
Career
Per 600 PA
0.453
0.453
Tom O'Brien
Careerverified
Per 600 PAverified
0.609
0.609
John Halama
Career
Per 600 PA
3
56.25
Tom O'Brien
Careerverified
Per 600 PAverified
257
132.36
John Halama
Career
Per 600 PA
2
37.5
Tom O'Brien
Careerverified
Per 600 PAverified
183
94.25
John Halama
Career
Per 600 PA
1
18.75
Tom O'Brien
Careerverified
Per 600 PAverified
50
25.75
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
20
10.3
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
4
2.06
John Halama
Career
Per 600 PA
1
18.75
Tom O'Brien
Careerverified
Per 600 PAverified
74
38.11
John Halama
Careerverified
Per 600 PAverified
0.333
0.333
Tom O'Brien
Career
Per 600 PA
0.288
0.288
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
0.004
0.004
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
0.016
0.016
John Halama
Career
Per 600 PA
0.77
14.39
Tom O'Brien
Careerverified
Per 600 PAverified
100.55
51.79
John Halama
Career
Per 600 PA
4
75
Tom O'Brien
Careerverified
Per 600 PAverified
359
184.89
John Halama
Career
Per 600 PA
6
112.5
Tom O'Brien
Careerverified
Per 600 PAverified
311
160.17
John Halama
Career
Per 600 PA
0.207
0.207
Tom O'Brien
Careerverified
Per 600 PAverified
0.267
0.267
John Halama
Career
Per 600 PA
0.154
0.154
Tom O'Brien
Careerverified
Per 600 PAverified
0.323
0.323
John Halama
Career
Per 600 PA
0.361
0.361
Tom O'Brien
Careerverified
Per 600 PAverified
0.59
0.59
John Halama
Career
Per 600 PA
0.038
0.038
Tom O'Brien
Careerverified
Per 600 PAverified
0.092
0.092
John Halama
Career
Per 600 PA
0.132
0.132
Tom O'Brien
Careerverified
Per 600 PAverified
0.201
0.201
John Halama
Career
Per 600 PA
0.292
0.292
Tom O'Brien
Careerverified
Per 600 PAverified
0.502
0.502
John Halama
Career
Per 600 PA
0.214
0.214
Tom O'Brien
Careerverified
Per 600 PAverified
0.234
0.234
John Halama
Career
Per 600 PA
2
37.5
Tom O'Brien
Careerverified
Per 600 PAverified
158
81.37
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
61
31.42
John Halama
Career
Per 600 PA
2
37.5
Tom O'Brien
Careerverified
Per 600 PAverified
215
110.73
John Halama
Career
Per 600 PA
0.19
3.5
Tom O'Brien
Careerverified
Per 600 PAverified
109
56.14
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
2
1.03
John Halama
Career
Per 600 PAverified
3
56.25
Tom O'Brien
Careerverified
Per 600 PA
52
26.78
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PA
12
225
Tom O'Brien
Career
Per 600 PAverified
24
12.36
John Halama
Career
Per 600 PA
2.67
2.67
Tom O'Brien
Careerverified
Per 600 PAverified
48.54
48.54
John Halama
Career
Per 600 PA
0.25
0.25
Tom O'Brien
Careerverified
Per 600 PAverified
2.17
2.17
John Halama
Careerverified
Per 600 PAverified
3
56.25
Tom O'Brien
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
1
18.75
Tom O'Brien
Careerverified
Per 600 PAverified
0
0
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
16
8.24
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
16
8.24
John Halama
Career
Per 600 PA
Tom O'Brien
Careerverified
Per 600 PAverified
100
100