Dan O'Brien vs. Bruce Ruffin — Career Comparison

Dan O'Brien
Baby BoomersFloridaThrows RightBats RightNorth AmericaSt. Louis CardinalsNational LeagueRelief Pitcher
Bruce Ruffin
Baby BoomersTexasThrows LeftBats SwitchNorth AmericaColorado RockiesNational LeagueStarting Pitcher

Bruce Ruffin built a career as a starting pitcher and Dan O'Brien as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bruce Ruffin posted stronger surface numbers — ERA 4.19 and WHIP 1.546 compared to 5.9 and 1.931 for Dan O'Brien. By the career numbers, Bruce Ruffin had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Dan O'Brien and Bruce Ruffin

Dan O'Brien
Career
Per 9 Innings
2
2
Bruce Ruffin
Careerverified
Per 9 Inningsverified
12
12
Dan O'Brien
Career
Per 9 Inningsverified
13
4.03
Bruce Ruffin
Careerverified
Per 9 Innings
469
3.33
Dan O'Brien
Career
Per 9 Innings
2
0.62
Bruce Ruffin
Careerverified
Per 9 Inningsverified
152
1.08
Dan O'Brien
Career
Per 9 Innings
1
0.31
Bruce Ruffin
Careerverified
Per 9 Inningsverified
60
0.43
Dan O'Brien
Careerverified
Per 9 Innings
3
0.93
Bruce Ruffin
Career
Per 9 Inningsverified
82
0.58
Dan O'Brien
Career
Per 9 Innings
25
25
Bruce Ruffin
Careerverified
Per 9 Inningsverified
42.25
42.25
Dan O'Brien
Career
Per 9 Innings
15.38
15.38
Bruce Ruffin
Careerverified
Per 9 Inningsverified
32.41
32.41
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Careerverified
Per 9 Inningsverified
17
0.12
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Careerverified
Per 9 Inningsverified
3
0.02
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Careerverified
Per 9 Inningsverified
63
0.45
Dan O'Brien
Careerverified
Per 9 Innings
19
5.9
Bruce Ruffin
Career
Per 9 Inningsverified
591
4.19
Dan O'Brien
Career
Per 9 Innings
5.9
5.9
Bruce Ruffin
Careerverified
Per 9 Inningsverified
4.19
4.19
Dan O'Brien
Career
Per 9 Innings
6.42
6.42
Bruce Ruffin
Careerverified
Per 9 Inningsverified
4.39
4.39
Dan O'Brien
Careerverified
Per 9 Inningsverified
3.62
3.62
Bruce Ruffin
Career
Per 9 Innings
3.97
3.97
Dan O'Brien
Career
Per 9 Innings
0.35
0.35
Bruce Ruffin
Careerverified
Per 9 Inningsverified
0.275
0.275
Dan O'Brien
Career
Per 9 Innings
87
27
Bruce Ruffin
Careerverified
Per 9 Innings
3804
27
Dan O'Brien
Career
Per 9 Innings
29
9
Bruce Ruffin
Careerverified
Per 9 Innings
1268
9
Dan O'Brien
Careerverified
Per 9 Innings
43
13.34
Bruce Ruffin
Career
Per 9 Inningsverified
1345
9.55
Dan O'Brien
Career
Per 9 Innings
13.34
13.34
Bruce Ruffin
Careerverified
Per 9 Inningsverified
9.55
9.55
Dan O'Brien
Careerverified
Per 9 Inningsverified
1
0.31
Bruce Ruffin
Career
Per 9 Innings
92
0.65
Dan O'Brien
Careerverified
Per 9 Inningsverified
0.31
0.31
Bruce Ruffin
Career
Per 9 Innings
0.65
0.65
Dan O'Brien
Careerverified
Per 9 Inningsverified
0.08
0.08
Bruce Ruffin
Career
Per 9 Innings
0.2
0.2
Dan O'Brien
Careerverified
Per 9 Inningsverified
11
3.41
Bruce Ruffin
Career
Per 9 Innings
565
4.01
Dan O'Brien
Careerverified
Per 9 Innings
2
0.62
Bruce Ruffin
Career
Per 9 Inningsverified
50
0.35
Dan O'Brien
Careerverified
Per 9 Inningsverified
3.41
3.41
Bruce Ruffin
Career
Per 9 Innings
4.01
4.01
Dan O'Brien
Career
Per 9 Innings
17
5.28
Bruce Ruffin
Careerverified
Per 9 Inningsverified
843
5.98
Dan O'Brien
Career
Per 9 Innings
5.28
5.28
Bruce Ruffin
Careerverified
Per 9 Inningsverified
5.98
5.98
Dan O'Brien
Career
Per 9 Innings
1.31
1.31
Bruce Ruffin
Careerverified
Per 9 Inningsverified
1.8
1.8
Dan O'Brien
Career
Per 9 Innings
0.966
0.966
Bruce Ruffin
Careerverified
Per 9 Inningsverified
1.11
1.11
Dan O'Brien
Careerverified
Per 9 Inningsverified
0
0
Bruce Ruffin
Career
Per 9 Innings
61
0.43
Dan O'Brien
Careerverified
Per 9 Innings
2
0.62
Bruce Ruffin
Career
Per 9 Inningsverified
10
0.07
Dan O'Brien
Careerverified
Per 9 Innings
1
0.31
Bruce Ruffin
Career
Per 9 Inningsverified
3
0.02
Dan O'Brien
Career
Per 9 Inningsverified
141
43.76
Bruce Ruffin
Careerverified
Per 9 Innings
5569
39.53
Dan O'Brien
Career
Per 9 Inningsverified
5
1.55
Bruce Ruffin
Careerverified
Per 9 Innings
160
1.14
Dan O'Brien
Careerverified
Per 9 Innings
22
6.83
Bruce Ruffin
Career
Per 9 Inningsverified
677
4.81
Dan O'Brien
Career
Per 9 Innings
6.83
6.83
Bruce Ruffin
Careerverified
Per 9 Inningsverified
4.81
4.81
Dan O'Brien
Careerverified
Per 9 Innings
2
0.62
Bruce Ruffin
Career
Per 9 Inningsverified
58
0.41
Dan O'Brien
Careerverified
Per 9 Innings
3
0.93
Bruce Ruffin
Career
Per 9 Inningsverified
42
0.3
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Careerverified
Per 9 Inningsverified
138
0.98
Dan O'Brien
Career
Per 9 Innings
1.862
1.862
Bruce Ruffin
Careerverified
Per 9 Inningsverified
1.506
1.506
Dan O'Brien
Career
Per 9 Inningsverified
123
38.17
Bruce Ruffin
Careerverified
Per 9 Innings
4894
34.74
Dan O'Brien
Career
Per 9 Innings
1.69
1.69
Bruce Ruffin
Careerverified
Per 9 Inningsverified
1.44
1.44
Dan O'Brien
Career
Per 9 Innings
0.4
0.4
Bruce Ruffin
Careerverified
Per 9 Inningsverified
0.317
0.317
Dan O'Brien
Careerverified
Per 9 Inningsverified
43.76
43.76
Bruce Ruffin
Career
Per 9 Innings
39.53
39.53

Fielding Stats for Dan O'Brien and Bruce Ruffin

Dan O'Brien
Career
Per 9 Innings
2
2
Bruce Ruffin
Careerverified
Per 9 Inningsverified
12
12
Dan O'Brien
Career
Per 9 Inningsverified
13
4.03
Bruce Ruffin
Careerverified
Per 9 Innings
469
3.33
Dan O'Brien
Career
Per 9 Innings
2
0.62
Bruce Ruffin
Careerverified
Per 9 Inningsverified
152
1.08
Dan O'Brien
Career
Per 9 Innings
87
27
Bruce Ruffin
Careerverified
Per 9 Innings
3804
27
Dan O'Brien
Career
Per 9 Innings
29
9
Bruce Ruffin
Careerverified
Per 9 Innings
1268
9
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Careerverified
Per 9 Inningsverified
58
0.41
Dan O'Brien
Career
Per 9 Innings
2
0.62
Bruce Ruffin
Careerverified
Per 9 Inningsverified
199
1.41
Dan O'Brien
Careerverified
Per 9 Inningsverified
0
0
Bruce Ruffin
Career
Per 9 Innings
12
0.09
Dan O'Brien
Career
Per 9 Innings
2
0.62
Bruce Ruffin
Careerverified
Per 9 Inningsverified
269
1.91
Dan O'Brien
Career
Per 9 Innings
2
0.62
Bruce Ruffin
Careerverified
Per 9 Inningsverified
257
1.82
Dan O'Brien
Careerverified
Per 9 Inningsverified
100
100
Bruce Ruffin
Career
Per 9 Innings
95.54
95.54
Dan O'Brien
Career
Per 9 Innings
0.154
0.154
Bruce Ruffin
Careerverified
Per 9 Inningsverified
0.548
0.548
Dan O'Brien
Career
Per 9 Innings
15.38
15.38
Bruce Ruffin
Careerverified
Per 9 Inningsverified
32.41
32.41
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Careerverified
Per 9 Inningsverified
11
0.08
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Career
Per 9 Innings
0
0
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Career
Per 9 Innings
0
0
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Career
Per 9 Innings
0
0
Dan O'Brien
Career
Per 9 Innings
0
0
Bruce Ruffin
Career
Per 9 Innings
0
0

Hitting Stats for Dan O'Brien and Bruce Ruffin

Dan O'Brien
Career
Per 600 PA
2
2
Bruce Ruffin
Careerverified
Per 600 PAverified
12
12
Dan O'Brien
Career
Per 600 PAverified
13
1300
Bruce Ruffin
Careerverified
Per 600 PA
469
825.22
Dan O'Brien
Career
Per 600 PA
6
600
Bruce Ruffin
Careerverified
Per 600 PA
341
600
Dan O'Brien
Career
Per 600 PA
5
500
Bruce Ruffin
Careerverified
Per 600 PAverified
295
519.06
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.081
0.081
Dan O'Brien
Career
Per 600 PA
0.167
0.167
Bruce Ruffin
Careerverified
Per 600 PAverified
0.321
0.321
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
24
42.23
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
20
35.19
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
4
7.04
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
4
7.04
Dan O'Brien
Career
Per 600 PA
Bruce Ruffin
Careerverified
Per 600 PAverified
0.167
0.167
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
3.88
6.83
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
28
49.27
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
47
82.7
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.148
0.148
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.095
0.095
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.243
0.243
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.014
0.014
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.09
0.09
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.185
0.185
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
0.158
0.158
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
13
22.87
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
7
12.32
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
20
35.19
Dan O'Brien
Careerverified
Per 600 PA
-0.47
-46.88
Bruce Ruffin
Career
Per 600 PAverified
-7.76
-13.65
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Careerverified
Per 600 PAverified
23
40.47
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Careerverified
Per 600 PAverified
0
0
Bruce Ruffin
Career
Per 600 PA
143
251.61
Dan O'Brien
Career
Per 600 PA
Bruce Ruffin
Careerverified
Per 600 PAverified
2.38
2.38
Dan O'Brien
Career
Per 600 PA
Bruce Ruffin
Careerverified
Per 600 PAverified
0.16
0.16
Dan O'Brien
Career
Per 600 PAverified
1
100
Bruce Ruffin
Careerverified
Per 600 PA
23
40.47
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Careerverified
Per 600 PAverified
0
0
Bruce Ruffin
Career
Per 600 PA
5
8.8
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
0
0
Bruce Ruffin
Career
Per 600 PA
0
0
Dan O'Brien
Career
Per 600 PA
Bruce Ruffin
Career
Per 600 PA