Brian O'Connor vs. Mike Walker — Career Comparison

Brian O'Connor
Gen XOhioThrows LeftBats LeftNorth AmericaPittsburgh PiratesNational LeagueRelief Pitcher
Mike Walker
Gen XTexasThrows RightBats RightNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher

Mike Walker 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. Brian O'Connor posted stronger surface numbers — ERA 5.11 and WHIP 1.865 compared to 7.36 and 2.250 for Mike Walker. By the career numbers, Brian O'Connor had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Brian O'Connor and Mike Walker

Brian O'Connor
Career
Per 9 Innings
1
1
Mike Walker
Career
Per 9 Innings
1
1
Brian O'Connor
Careerverified
Per 9 Inningsverified
6
4.38
Mike Walker
Career
Per 9 Innings
5
3.07
Brian O'Connor
Career
Per 9 Innings
1
0.73
Mike Walker
Careerverified
Per 9 Inningsverified
3
1.84
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Walker
Career
Per 9 Innings
3
1.84
Brian O'Connor
Career
Per 9 Innings
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
16.67
16.67
Mike Walker
Careerverified
Per 9 Inningsverified
60
60
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Careerverified
Per 9 Inningsverified
7
5.11
Mike Walker
Career
Per 9 Innings
12
7.36
Brian O'Connor
Careerverified
Per 9 Inningsverified
5.11
5.11
Mike Walker
Career
Per 9 Innings
7.36
7.36
Brian O'Connor
Careerverified
Per 9 Inningsverified
6.5
6.5
Mike Walker
Career
Per 9 Innings
8.54
8.54
Brian O'Connor
Careerverified
Per 9 Inningsverified
6.89
6.89
Mike Walker
Career
Per 9 Innings
7.7
7.7
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.25
0.25
Mike Walker
Career
Per 9 Innings
0.333
0.333
Brian O'Connor
Career
Per 9 Innings
37
27
Mike Walker
Careerverified
Per 9 Innings
44
27
Brian O'Connor
Career
Per 9 Innings
12.1
9
Mike Walker
Careerverified
Per 9 Innings
14.2
9
Brian O'Connor
Careerverified
Per 9 Inningsverified
12
8.76
Mike Walker
Career
Per 9 Innings
21
12.89
Brian O'Connor
Careerverified
Per 9 Inningsverified
8.76
8.76
Mike Walker
Career
Per 9 Innings
12.89
12.89
Brian O'Connor
Careerverified
Per 9 Inningsverified
2
1.46
Mike Walker
Career
Per 9 Innings
4
2.45
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.46
1.46
Mike Walker
Career
Per 9 Innings
2.45
2.45
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.33
0.33
Mike Walker
Career
Per 9 Innings
0.8
0.8
Brian O'Connor
Career
Per 9 Innings
11
8.03
Mike Walker
Careerverified
Per 9 Inningsverified
9
5.52
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Walker
Career
Per 9 Innings
3
1.84
Brian O'Connor
Career
Per 9 Innings
8.03
8.03
Mike Walker
Careerverified
Per 9 Inningsverified
5.52
5.52
Brian O'Connor
Careerverified
Per 9 Inningsverified
7
5.11
Mike Walker
Career
Per 9 Innings
5
3.07
Brian O'Connor
Careerverified
Per 9 Inningsverified
5.11
5.11
Mike Walker
Career
Per 9 Innings
3.07
3.07
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.17
1.17
Mike Walker
Career
Per 9 Innings
1
1
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.46
1.46
Mike Walker
Career
Per 9 Innings
0.955
0.955
Brian O'Connor
Career
Per 9 Innings
4
2.92
Mike Walker
Careerverified
Per 9 Inningsverified
1
0.61
Brian O'Connor
Career
Per 9 Innings
1
0.73
Mike Walker
Careerverified
Per 9 Inningsverified
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
62
45.24
Mike Walker
Careerverified
Per 9 Inningsverified
74
45.41
Brian O'Connor
Careerverified
Per 9 Inningsverified
2
1.46
Mike Walker
Career
Per 9 Innings
1
0.61
Brian O'Connor
Careerverified
Per 9 Inningsverified
11
8.03
Mike Walker
Career
Per 9 Innings
14
8.59
Brian O'Connor
Careerverified
Per 9 Inningsverified
8.03
8.03
Mike Walker
Career
Per 9 Innings
8.59
8.59
Brian O'Connor
Career
Per 9 Innings
1
0.73
Mike Walker
Career
Per 9 Inningsverified
1
0.61
Brian O'Connor
Career
Per 9 Innings
1
0.73
Mike Walker
Career
Per 9 Inningsverified
1
0.61
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Careerverified
Per 9 Inningsverified
1
0.61
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.865
1.865
Mike Walker
Career
Per 9 Innings
2.046
2.046
Brian O'Connor
Career
Per 9 Innings
48
35.03
Mike Walker
Careerverified
Per 9 Inningsverified
63
38.66
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.83
1.83
Mike Walker
Career
Per 9 Innings
2.8
2.8
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.256
0.256
Mike Walker
Career
Per 9 Innings
0.315
0.315
Brian O'Connor
Career
Per 9 Innings
45.24
45.24
Mike Walker
Careerverified
Per 9 Inningsverified
45.41
45.41

Fielding Stats for Brian O'Connor and Mike Walker

Brian O'Connor
Career
Per 9 Innings
1
1
Mike Walker
Career
Per 9 Innings
1
1
Brian O'Connor
Careerverified
Per 9 Inningsverified
6
4.38
Mike Walker
Career
Per 9 Innings
5
3.07
Brian O'Connor
Career
Per 9 Innings
1
0.73
Mike Walker
Careerverified
Per 9 Inningsverified
3
1.84
Brian O'Connor
Career
Per 9 Innings
37
27
Mike Walker
Careerverified
Per 9 Innings
44
27
Brian O'Connor
Career
Per 9 Innings
12.1
9
Mike Walker
Careerverified
Per 9 Innings
14.2
9
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Careerverified
Per 9 Inningsverified
1
0.61
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Careerverified
Per 9 Inningsverified
3
1.84
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Mike Walker
Career
Per 9 Innings
2
1.23
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Careerverified
Per 9 Inningsverified
6
3.68
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Careerverified
Per 9 Inningsverified
4
2.45
Brian O'Connor
Career
Per 9 Innings
Mike Walker
Careerverified
Per 9 Inningsverified
66.67
66.67
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Careerverified
Per 9 Inningsverified
0.8
0.8
Brian O'Connor
Career
Per 9 Innings
16.67
16.67
Mike Walker
Careerverified
Per 9 Inningsverified
60
60
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Mike Walker
Career
Per 9 Innings
0
0

Hitting Stats for Brian O'Connor and Mike Walker

Brian O'Connor
Career
Per 600 PAverified
1
1
Mike Walker
Career
Per 600 PA
1
Brian O'Connor
Careerverified
Per 600 PAverified
6
1800
Mike Walker
Career
Per 600 PA
5
Brian O'Connor
Careerverified
Per 600 PAverified
2
600
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Careerverified
Per 600 PAverified
2
600
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
1
300
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Careerverified
Per 600 PAverified
1
300
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
0.47
140.43
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
1
300
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Careerverified
Per 600 PAverified
1
300
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
0.35
0.35
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Mike Walker
Career
Per 600 PA
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Careerverified
Per 600 PAverified
0.52
156.97
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
1
300
Mike Walker
Careerverified
Per 600 PAverified
0
Brian O'Connor
Careerverified
Per 600 PAverified
2
2
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
0
0
Mike Walker
Career
Per 600 PA
0
Brian O'Connor
Career
Per 600 PA
Mike Walker
Career
Per 600 PA