Buck O'Brien vs. Mark Smith — Career Comparison

Buck O'Brien
Pre-GenerationalMassachusettsThrows RightBats RightNorth AmericaBoston Red SoxAmerican LeagueStarting Pitcher
Mark Smith
Baby BoomersVirginiaThrows RightBats LeftNorth AmericaOakland AthleticsAmerican LeagueRelief Pitcher

Buck O'Brien built a career as a starting pitcher and Mark Smith as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Buck O'Brien posted stronger surface numbers — ERA 2.63 and WHIP 1.273 compared to 6.75 and 2.114 for Mark Smith. By the career numbers, Buck O'Brien had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Buck O'Brien and Mark Smith

Buck O'Brien
Careerverified
Per 9 Inningsverified
3
3
Mark Smith
Career
Per 9 Innings
1
1
Buck O'Brien
Careerverified
Per 9 Innings
64
1.33
Mark Smith
Career
Per 9 Inningsverified
8
4.91
Buck O'Brien
Careerverified
Per 9 Inningsverified
54
1.13
Mark Smith
Career
Per 9 Innings
1
0.61
Buck O'Brien
Careerverified
Per 9 Innings
29
0.6
Mark Smith
Career
Per 9 Inningsverified
1
0.61
Buck O'Brien
Career
Per 9 Innings
25
0.52
Mark Smith
Careerverified
Per 9 Inningsverified
0
0
Buck O'Brien
Career
Per 9 Innings
53.7
53.7
Mark Smith
Careerverified
Per 9 Inningsverified
100
100
Buck O'Brien
Careerverified
Per 9 Inningsverified
84.38
84.38
Mark Smith
Career
Per 9 Innings
12.5
12.5
Buck O'Brien
Careerverified
Per 9 Inningsverified
36
0.75
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Careerverified
Per 9 Inningsverified
4
0.08
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Innings
0
0
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Inningsverified
126
2.63
Mark Smith
Careerverified
Per 9 Innings
11
6.75
Buck O'Brien
Careerverified
Per 9 Inningsverified
2.63
2.63
Mark Smith
Career
Per 9 Innings
6.75
6.75
Buck O'Brien
Careerverified
Per 9 Inningsverified
3.06
3.06
Mark Smith
Career
Per 9 Innings
7.64
7.64
Buck O'Brien
Career
Per 9 Innings
3.33
3.33
Mark Smith
Careerverified
Per 9 Inningsverified
3.07
3.07
Buck O'Brien
Careerverified
Per 9 Inningsverified
0.249
0.249
Mark Smith
Career
Per 9 Innings
0.387
0.387
Buck O'Brien
Careerverified
Per 9 Innings
1296
27
Mark Smith
Career
Per 9 Innings
44
27
Buck O'Brien
Careerverified
Per 9 Innings
432
9
Mark Smith
Career
Per 9 Innings
14.2
9
Buck O'Brien
Career
Per 9 Inningsverified
391
8.15
Mark Smith
Careerverified
Per 9 Innings
24
14.73
Buck O'Brien
Careerverified
Per 9 Inningsverified
8.15
8.15
Mark Smith
Career
Per 9 Innings
14.73
14.73
Buck O'Brien
Career
Per 9 Innings
3
0.06
Mark Smith
Careerverified
Per 9 Inningsverified
0
0
Buck O'Brien
Career
Per 9 Innings
0.06
0.06
Mark Smith
Careerverified
Per 9 Inningsverified
0
0
Buck O'Brien
Career
Per 9 Innings
0.05
0.05
Mark Smith
Careerverified
Per 9 Inningsverified
0
0
Buck O'Brien
Career
Per 9 Inningsverified
159
3.31
Mark Smith
Careerverified
Per 9 Innings
6
3.68
Buck O'Brien
Careerverified
Per 9 Inningsverified
0
0
Mark Smith
Career
Per 9 Innings
1
0.61
Buck O'Brien
Careerverified
Per 9 Inningsverified
3.31
3.31
Mark Smith
Career
Per 9 Innings
3.68
3.68
Buck O'Brien
Careerverified
Per 9 Innings
204
4.25
Mark Smith
Career
Per 9 Inningsverified
10
6.14
Buck O'Brien
Career
Per 9 Innings
4.25
4.25
Mark Smith
Careerverified
Per 9 Inningsverified
6.14
6.14
Buck O'Brien
Careerverified
Per 9 Inningsverified
3.19
3.19
Mark Smith
Career
Per 9 Innings
1.25
1.25
Buck O'Brien
Career
Per 9 Innings
0.84
0.84
Mark Smith
Careerverified
Per 9 Inningsverified
1.091
1.091
Buck O'Brien
Career
Per 9 Inningsverified
6
0.13
Mark Smith
Careerverified
Per 9 Innings
1
0.61
Buck O'Brien
Career
Per 9 Inningsverified
11
0.23
Mark Smith
Careerverified
Per 9 Innings
1
0.61
Buck O'Brien
Career
Per 9 Innings
1
0.02
Mark Smith
Careerverified
Per 9 Inningsverified
0
0
Buck O'Brien
Careerverified
Per 9 Innings
1741
36.27
Mark Smith
Career
Per 9 Inningsverified
70
42.95
Buck O'Brien
Careerverified
Per 9 Innings
7
0.15
Mark Smith
Career
Per 9 Inningsverified
2
1.23
Buck O'Brien
Career
Per 9 Inningsverified
172
3.58
Mark Smith
Careerverified
Per 9 Innings
11
6.75
Buck O'Brien
Careerverified
Per 9 Inningsverified
3.58
3.58
Mark Smith
Career
Per 9 Innings
6.75
6.75
Buck O'Brien
Careerverified
Per 9 Inningsverified
0
0
Mark Smith
Career
Per 9 Innings
1
0.61
Buck O'Brien
Career
Per 9 Innings
0
0
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Innings
0
0
Mark Smith
Careerverified
Per 9 Inningsverified
1
0.61
Buck O'Brien
Careerverified
Per 9 Inningsverified
1.273
1.273
Mark Smith
Career
Per 9 Innings
2.046
2.046
Buck O'Brien
Careerverified
Per 9 Innings
1571
32.73
Mark Smith
Career
Per 9 Inningsverified
62
38.05
Buck O'Brien
Career
Per 9 Innings
2.69
2.69
Mark Smith
Careerverified
Per 9 Inningsverified
1.38
1.38
Buck O'Brien
Careerverified
Per 9 Inningsverified
0.285
0.285
Mark Smith
Career
Per 9 Innings
0.462
0.462
Buck O'Brien
Career
Per 9 Innings
36.27
36.27
Mark Smith
Careerverified
Per 9 Inningsverified
42.95
42.95

Fielding Stats for Buck O'Brien and Mark Smith

Buck O'Brien
Careerverified
Per 9 Innings
3
Mark Smith
Career
Per 9 Inningsverified
1
1
Buck O'Brien
Careerverified
Per 9 Innings
64
Mark Smith
Career
Per 9 Inningsverified
8
4.91
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Careerverified
Per 9 Inningsverified
1
0.61
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Careerverified
Per 9 Inningsverified
44
27
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Careerverified
Per 9 Inningsverified
14.2
9
Buck O'Brien
Careerverified
Per 9 Innings
15
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Careerverified
Per 9 Innings
130
Mark Smith
Career
Per 9 Inningsverified
1
0.61
Buck O'Brien
Career
Per 9 Innings
5
Mark Smith
Careerverified
Per 9 Innings
0
0
Buck O'Brien
Careerverified
Per 9 Innings
150
Mark Smith
Career
Per 9 Inningsverified
1
0.61
Buck O'Brien
Careerverified
Per 9 Innings
145
Mark Smith
Career
Per 9 Inningsverified
1
0.61
Buck O'Brien
Career
Per 9 Innings
96.67
Mark Smith
Careerverified
Per 9 Inningsverified
100
100
Buck O'Brien
Careerverified
Per 9 Innings
2.266
Mark Smith
Career
Per 9 Inningsverified
0.125
0.125
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Careerverified
Per 9 Inningsverified
12.5
12.5
Buck O'Brien
Careerverified
Per 9 Innings
2
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Career
Per 9 Innings
0
0
Buck O'Brien
Career
Per 9 Innings
0
Mark Smith
Career
Per 9 Innings
0
0

Hitting Stats for Buck O'Brien and Mark Smith

Buck O'Brien
Careerverified
Per 600 PAverified
3
3
Mark Smith
Career
Per 600 PA
1
Buck O'Brien
Careerverified
Per 600 PAverified
64
244.59
Mark Smith
Career
Per 600 PA
8
Buck O'Brien
Careerverified
Per 600 PAverified
157
600
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
143
546.5
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
0.14
0.14
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.405
0.405
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
20
76.43
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
16
61.15
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
3
11.46
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
1
3.82
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
4
15.29
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
0.2
0.2
Mark Smith
Career
Per 600 PA
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
5.11
19.52
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
25
95.54
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
29
110.83
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
0.191
0.191
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.175
0.175
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.366
0.366
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.035
0.035
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.13
0.13
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.276
0.276
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.194
0.194
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
6
22.93
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
8
30.57
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
14
53.5
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
3.03
11.58
Mark Smith
Career
Per 600 PA
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Careerverified
Per 600 PAverified
9
34.39
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
40
152.87
Mark Smith
Careerverified
Per 600 PAverified
0
Buck O'Brien
Careerverified
Per 600 PAverified
3.93
3.93
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
0.23
0.23
Mark Smith
Career
Per 600 PA
Buck O'Brien
Careerverified
Per 600 PAverified
5
19.11
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
0
0
Mark Smith
Career
Per 600 PA
0
Buck O'Brien
Career
Per 600 PA
Mark Smith
Career
Per 600 PA