Tom O'Brien vs. Michael Siani — Career Comparison

Tom O'Brien
Pre-GenerationalMassachusettsThrows RightBats RightNorth AmericaBoston RedsUnion AssociationSecond Baseman
Michael Siani
Gen ZPennsylvaniaThrows LeftBats LeftNorth AmericaSt. Louis CardinalsNational LeagueCenter Fielder

Looking at the career totals, Tom O'Brien and Michael Siani are closely matched on the surface stats. Tom O'Brien posted stronger numbers in OPS (.590 vs .547) and slugging (.323 vs .270). Michael Siani had the advantage in on-base percentage (.277 vs .267). By the career numbers, Tom O'Brien had the stronger overall case — though those totals don't account for the eras and run environments each player worked in.

Hitting Stats for Tom O'Brien and Michael Siani

Tom O'Brien
Careerverified
Per 600 PAverified
6
6
Michael Siani
Career
Per 600 PA
4
4
Tom O'Brien
Careerverified
Per 600 PA
270
139.06
Michael Siani
Career
Per 600 PAverified
160
250.65
Tom O'Brien
Careerverified
Per 600 PA
1165
600
Michael Siani
Career
Per 600 PA
383
600
Tom O'Brien
Careerverified
Per 600 PAverified
1111
572.19
Michael Siani
Career
Per 600 PA
344
538.9
Tom O'Brien
Careerverified
Per 600 PAverified
0.231
0.231
Michael Siani
Career
Per 600 PA
0.221
0.221
Tom O'Brien
Career
Per 600 PA
0.609
0.609
Michael Siani
Careerverified
Per 600 PAverified
0.614
0.614
Tom O'Brien
Careerverified
Per 600 PAverified
257
132.36
Michael Siani
Career
Per 600 PA
76
119.06
Tom O'Brien
Careerverified
Per 600 PA
183
94.25
Michael Siani
Career
Per 600 PAverified
65
101.83
Tom O'Brien
Careerverified
Per 600 PAverified
50
25.75
Michael Siani
Career
Per 600 PA
7
10.97
Tom O'Brien
Careerverified
Per 600 PAverified
20
10.3
Michael Siani
Career
Per 600 PA
2
3.13
Tom O'Brien
Careerverified
Per 600 PA
4
2.06
Michael Siani
Career
Per 600 PAverified
2
3.13
Tom O'Brien
Careerverified
Per 600 PAverified
74
38.11
Michael Siani
Career
Per 600 PA
11
17.23
Tom O'Brien
Careerverified
Per 600 PAverified
0.288
0.288
Michael Siani
Career
Per 600 PA
0.145
0.145
Tom O'Brien
Career
Per 600 PA
0.004
0.004
Michael Siani
Careerverified
Per 600 PAverified
0.006
0.006
Tom O'Brien
Career
Per 600 PA
0.016
0.016
Michael Siani
Careerverified
Per 600 PAverified
0.026
0.026
Tom O'Brien
Careerverified
Per 600 PAverified
100.55
51.79
Michael Siani
Career
Per 600 PA
29.31
45.92
Tom O'Brien
Careerverified
Per 600 PAverified
359
184.89
Michael Siani
Career
Per 600 PA
93
145.69
Tom O'Brien
Careerverified
Per 600 PA
311
160.17
Michael Siani
Career
Per 600 PAverified
103
161.36
Tom O'Brien
Career
Per 600 PA
0.267
0.267
Michael Siani
Careerverified
Per 600 PAverified
0.277
0.277
Tom O'Brien
Careerverified
Per 600 PAverified
0.323
0.323
Michael Siani
Career
Per 600 PA
0.27
0.27
Tom O'Brien
Careerverified
Per 600 PAverified
0.59
0.59
Michael Siani
Career
Per 600 PA
0.547
0.547
Tom O'Brien
Careerverified
Per 600 PAverified
0.092
0.092
Michael Siani
Career
Per 600 PA
0.049
0.049
Tom O'Brien
Careerverified
Per 600 PAverified
0.201
0.201
Michael Siani
Career
Per 600 PA
0.192
0.192
Tom O'Brien
Career
Per 600 PA
0.502
0.502
Michael Siani
Careerverified
Per 600 PAverified
0.511
0.511
Tom O'Brien
Career
Per 600 PA
0.234
0.234
Michael Siani
Careerverified
Per 600 PAverified
0.314
0.314
Tom O'Brien
Careerverified
Per 600 PAverified
158
81.37
Michael Siani
Career
Per 600 PA
48
75.2
Tom O'Brien
Careerverified
Per 600 PAverified
61
31.42
Michael Siani
Career
Per 600 PA
20
31.33
Tom O'Brien
Careerverified
Per 600 PAverified
215
110.73
Michael Siani
Career
Per 600 PA
66
103.39
Tom O'Brien
Careerverified
Per 600 PAverified
109
56.14
Michael Siani
Career
Per 600 PA
30.55
47.85
Tom O'Brien
Career
Per 600 PA
2
1.03
Michael Siani
Careerverified
Per 600 PAverified
3
4.7
Tom O'Brien
Careerverified
Per 600 PA
52
26.78
Michael Siani
Career
Per 600 PAverified
24
37.6
Tom O'Brien
Career
Per 600 PA
0
0
Michael Siani
Career
Per 600 PA
0
0
Tom O'Brien
Careerverified
Per 600 PAverified
24
12.36
Michael Siani
Career
Per 600 PA
107
167.62
Tom O'Brien
Careerverified
Per 600 PAverified
48.54
48.54
Michael Siani
Career
Per 600 PA
3.58
3.58
Tom O'Brien
Careerverified
Per 600 PAverified
2.17
2.17
Michael Siani
Career
Per 600 PA
0.22
0.22
Tom O'Brien
Career
Per 600 PA
0
0
Michael Siani
Careerverified
Per 600 PAverified
11
17.23
Tom O'Brien
Career
Per 600 PA
0
0
Michael Siani
Careerverified
Per 600 PAverified
1
1.57
Tom O'Brien
Careerverified
Per 600 PAverified
0
0
Michael Siani
Career
Per 600 PA
3
4.7
Tom O'Brien
Career
Per 600 PA
16
8.24
Michael Siani
Careerverified
Per 600 PAverified
21
32.9
Tom O'Brien
Career
Per 600 PA
0
0
Michael Siani
Careerverified
Per 600 PAverified
5
7.83
Tom O'Brien
Career
Per 600 PA
16
8.24
Michael Siani
Careerverified
Per 600 PAverified
26
40.73
Tom O'Brien
Careerverified
Per 600 PAverified
100
100
Michael Siani
Career
Per 600 PA
80.77
80.77

Fielding Stats for Tom O'Brien and Michael Siani

Tom O'Brien
Careerverified
Per 9 Inningsverified
6
6
Michael Siani
Career
Per 9 Innings
4
4
Tom O'Brien
Careerverified
Per 9 Innings
278
1.04
Michael Siani
Career
Per 9 Inningsverified
154
1.37
Tom O'Brien
Career
Per 9 Innings
0
0
Michael Siani
Careerverified
Per 9 Inningsverified
110
0.98
Tom O'Brien
Careerverified
Per 9 Innings
7221
27
Michael Siani
Career
Per 9 Innings
3042
27
Tom O'Brien
Careerverified
Per 9 Innings
2407
9
Michael Siani
Career
Per 9 Innings
1014
9
Tom O'Brien
Careerverified
Per 9 Inningsverified
1353
5.06
Michael Siani
Career
Per 9 Innings
275
2.44
Tom O'Brien
Careerverified
Per 9 Inningsverified
433
1.62
Michael Siani
Career
Per 9 Innings
1
0.01
Tom O'Brien
Career
Per 9 Innings
187
0.7
Michael Siani
Careerverified
Per 9 Inningsverified
0
0
Tom O'Brien
Careerverified
Per 9 Inningsverified
1973
7.38
Michael Siani
Career
Per 9 Innings
276
2.45
Tom O'Brien
Careerverified
Per 9 Inningsverified
1786
6.68
Michael Siani
Career
Per 9 Innings
276
2.45
Tom O'Brien
Career
Per 9 Innings
90.52
90.52
Michael Siani
Careerverified
Per 9 Inningsverified
100
100
Tom O'Brien
Careerverified
Per 9 Inningsverified
6.425
6.425
Michael Siani
Career
Per 9 Innings
1.792
1.792
Tom O'Brien
Career
Per 9 Innings
0
0
Michael Siani
Careerverified
Per 9 Inningsverified
71.43
71.43
Tom O'Brien
Careerverified
Per 9 Inningsverified
87
0.33
Michael Siani
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
2
0.01
Michael Siani
Careerverified
Per 9 Inningsverified
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Michael Siani
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Michael Siani
Career
Per 9 Innings
0
0
Tom O'Brien
Career
Per 9 Innings
0
0
Michael Siani
Career
Per 9 Innings
0
0