Brian O'Connor vs. Ray Semproch — Career Comparison

Brian O'Connor
Gen XOhioThrows LeftBats LeftNorth AmericaPittsburgh PiratesNational LeagueRelief Pitcher
Ray Semproch
Silent GenerationOhioThrows RightBats RightNorth AmericaPhiladelphia PhilliesNational LeagueStarting Pitcher

Ray Semproch built a career as a starting pitcher and Brian O'Connor as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ray Semproch posted stronger surface numbers — ERA 4.42 and WHIP 1.448 compared to 5.11 and 1.865 for Brian O'Connor. By the career numbers, Ray Semproch had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Brian O'Connor and Ray Semproch

Brian O'Connor
Career
Per 9 Innings
1
1
Ray Semproch
Careerverified
Per 9 Inningsverified
4
4
Brian O'Connor
Career
Per 9 Inningsverified
6
4.38
Ray Semproch
Careerverified
Per 9 Innings
85
2.22
Brian O'Connor
Career
Per 9 Innings
1
0.73
Ray Semproch
Careerverified
Per 9 Inningsverified
48
1.26
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
19
0.5
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Ray Semproch
Career
Per 9 Innings
21
0.55
Brian O'Connor
Career
Per 9 Innings
Ray Semproch
Careerverified
Per 9 Inningsverified
47.5
47.5
Brian O'Connor
Career
Per 9 Innings
16.67
16.67
Ray Semproch
Careerverified
Per 9 Inningsverified
56.47
56.47
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
14
0.37
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
2
0.05
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
3
0.08
Brian O'Connor
Careerverified
Per 9 Innings
7
5.11
Ray Semproch
Career
Per 9 Inningsverified
169
4.42
Brian O'Connor
Career
Per 9 Innings
5.11
5.11
Ray Semproch
Careerverified
Per 9 Inningsverified
4.42
4.42
Brian O'Connor
Career
Per 9 Innings
6.5
6.5
Ray Semproch
Careerverified
Per 9 Inningsverified
4.5
4.5
Brian O'Connor
Career
Per 9 Innings
6.89
6.89
Ray Semproch
Careerverified
Per 9 Inningsverified
4.83
4.83
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.25
0.25
Ray Semproch
Career
Per 9 Innings
0.264
0.264
Brian O'Connor
Career
Per 9 Innings
37
27
Ray Semproch
Careerverified
Per 9 Innings
1032
27
Brian O'Connor
Career
Per 9 Innings
12.1
9
Ray Semproch
Careerverified
Per 9 Innings
344
9
Brian O'Connor
Careerverified
Per 9 Inningsverified
12
8.76
Ray Semproch
Career
Per 9 Innings
360
9.42
Brian O'Connor
Careerverified
Per 9 Inningsverified
8.76
8.76
Ray Semproch
Career
Per 9 Innings
9.42
9.42
Brian O'Connor
Careerverified
Per 9 Innings
2
1.46
Ray Semproch
Career
Per 9 Inningsverified
39
1.02
Brian O'Connor
Career
Per 9 Innings
1.46
1.46
Ray Semproch
Careerverified
Per 9 Inningsverified
1.02
1.02
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.33
0.33
Ray Semproch
Career
Per 9 Innings
0.46
0.46
Brian O'Connor
Careerverified
Per 9 Innings
11
8.03
Ray Semproch
Career
Per 9 Inningsverified
136
3.56
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Ray Semproch
Career
Per 9 Innings
2
0.05
Brian O'Connor
Career
Per 9 Innings
8.03
8.03
Ray Semproch
Careerverified
Per 9 Inningsverified
3.56
3.56
Brian O'Connor
Career
Per 9 Inningsverified
7
5.11
Ray Semproch
Careerverified
Per 9 Innings
156
4.08
Brian O'Connor
Careerverified
Per 9 Inningsverified
5.11
5.11
Ray Semproch
Career
Per 9 Innings
4.08
4.08
Brian O'Connor
Career
Per 9 Innings
1.17
1.17
Ray Semproch
Careerverified
Per 9 Inningsverified
1.84
1.84
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.46
1.46
Ray Semproch
Career
Per 9 Innings
0.849
0.849
Brian O'Connor
Careerverified
Per 9 Innings
4
2.92
Ray Semproch
Career
Per 9 Inningsverified
10
0.26
Brian O'Connor
Careerverified
Per 9 Innings
1
0.73
Ray Semproch
Career
Per 9 Inningsverified
9
0.24
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Inningsverified
62
45.24
Ray Semproch
Careerverified
Per 9 Innings
1507
39.43
Brian O'Connor
Career
Per 9 Inningsverified
2
1.46
Ray Semproch
Careerverified
Per 9 Innings
18
0.47
Brian O'Connor
Careerverified
Per 9 Innings
11
8.03
Ray Semproch
Career
Per 9 Inningsverified
200
5.23
Brian O'Connor
Career
Per 9 Innings
8.03
8.03
Ray Semproch
Careerverified
Per 9 Inningsverified
5.23
5.23
Brian O'Connor
Career
Per 9 Innings
1
0.73
Ray Semproch
Careerverified
Per 9 Inningsverified
0
0
Brian O'Connor
Career
Per 9 Innings
1
0.73
Ray Semproch
Careerverified
Per 9 Inningsverified
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
1.865
1.865
Ray Semproch
Careerverified
Per 9 Inningsverified
1.442
1.442
Brian O'Connor
Career
Per 9 Innings
48
35.03
Ray Semproch
Careerverified
Per 9 Inningsverified
1362
35.63
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.83
1.83
Ray Semproch
Career
Per 9 Innings
2.35
2.35
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.256
0.256
Ray Semproch
Career
Per 9 Innings
0.275
0.275
Brian O'Connor
Careerverified
Per 9 Inningsverified
45.24
45.24
Ray Semproch
Career
Per 9 Innings
39.43
39.43

Fielding Stats for Brian O'Connor and Ray Semproch

Brian O'Connor
Career
Per 9 Innings
1
1
Ray Semproch
Careerverified
Per 9 Inningsverified
4
4
Brian O'Connor
Career
Per 9 Inningsverified
6
4.38
Ray Semproch
Careerverified
Per 9 Innings
85
2.22
Brian O'Connor
Career
Per 9 Innings
1
0.73
Ray Semproch
Careerverified
Per 9 Inningsverified
48
1.26
Brian O'Connor
Career
Per 9 Innings
37
27
Ray Semproch
Careerverified
Per 9 Innings
1032
27
Brian O'Connor
Career
Per 9 Innings
12.1
9
Ray Semproch
Careerverified
Per 9 Innings
344
9
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
19
0.5
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
64
1.67
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Ray Semproch
Career
Per 9 Innings
3
0.08
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
86
2.25
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
83
2.17
Brian O'Connor
Career
Per 9 Innings
Ray Semproch
Careerverified
Per 9 Inningsverified
96.51
96.51
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
0.977
0.977
Brian O'Connor
Career
Per 9 Innings
16.67
16.67
Ray Semproch
Careerverified
Per 9 Inningsverified
56.47
56.47
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Careerverified
Per 9 Inningsverified
5
0.13
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Ray Semproch
Career
Per 9 Innings
0
0

Hitting Stats for Brian O'Connor and Ray Semproch

Brian O'Connor
Career
Per 600 PA
1
1
Ray Semproch
Careerverified
Per 600 PAverified
4
4
Brian O'Connor
Career
Per 600 PAverified
6
1800
Ray Semproch
Careerverified
Per 600 PA
85
428.57
Brian O'Connor
Career
Per 600 PA
2
600
Ray Semproch
Careerverified
Per 600 PA
119
600
Brian O'Connor
Career
Per 600 PAverified
2
600
Ray Semproch
Careerverified
Per 600 PA
112
564.71
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Ray Semproch
Career
Per 600 PA
0.116
0.116
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Ray Semproch
Career
Per 600 PA
0.294
0.294
Brian O'Connor
Career
Per 600 PAverified
1
300
Ray Semproch
Careerverified
Per 600 PA
13
65.55
Brian O'Connor
Career
Per 600 PAverified
1
300
Ray Semproch
Careerverified
Per 600 PA
12
60.5
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
1
5.04
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
1
5.04
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
0.077
0.077
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PAverified
0.47
140.43
Ray Semproch
Careerverified
Per 600 PA
1.76
8.9
Brian O'Connor
Career
Per 600 PAverified
1
300
Ray Semproch
Careerverified
Per 600 PA
14
70.59
Brian O'Connor
Career
Per 600 PAverified
1
300
Ray Semproch
Careerverified
Per 600 PA
15
75.63
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Ray Semproch
Career
Per 600 PA
0.132
0.132
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Ray Semproch
Career
Per 600 PA
0.125
0.125
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Ray Semproch
Career
Per 600 PA
0.257
0.257
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
0.009
0.009
Brian O'Connor
Careerverified
Per 600 PAverified
0.35
0.35
Ray Semproch
Career
Per 600 PA
0.091
0.091
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Ray Semproch
Career
Per 600 PA
0.162
0.162
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Ray Semproch
Career
Per 600 PA
0.178
0.178
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
2
10.08
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
6
30.25
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
8
40.34
Brian O'Connor
Careerverified
Per 600 PAverified
0.52
156.97
Ray Semproch
Career
Per 600 PA
-1.8
-9.08
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
2
10.08
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Careerverified
Per 600 PA
1
300
Ray Semproch
Career
Per 600 PAverified
39
196.64
Brian O'Connor
Career
Per 600 PA
2
2
Ray Semproch
Careerverified
Per 600 PAverified
3.05
3.05
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
0.05
0.05
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Careerverified
Per 600 PAverified
5
25.21
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Ray Semproch
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
Ray Semproch
Career
Per 600 PA