Alan Foster vs. Brian O'Connor — Career Comparison

Alan Foster
Baby BoomersCaliforniaThrows RightBats RightNorth AmericaSt. Louis CardinalsNational LeagueStarting Pitcher
Brian O'Connor
Gen XOhioThrows LeftBats LeftNorth AmericaPittsburgh PiratesNational LeagueRelief Pitcher

Alan Foster 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. Alan Foster posted stronger surface numbers — ERA 3.74 and WHIP 1.364 compared to 5.11 and 1.865 for Brian O'Connor. By the career numbers, Alan Foster had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Alan Foster and Brian O'Connor

Alan Foster
Careerverified
Per 9 Inningsverified
10
10
Brian O'Connor
Career
Per 9 Innings
1
1
Alan Foster
Careerverified
Per 9 Innings
217
1.9
Brian O'Connor
Career
Per 9 Inningsverified
6
4.38
Alan Foster
Careerverified
Per 9 Inningsverified
148
1.3
Brian O'Connor
Career
Per 9 Innings
1
0.73
Alan Foster
Careerverified
Per 9 Inningsverified
48
0.42
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
63
0.55
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
43.24
43.24
Brian O'Connor
Career
Per 9 Innings
Alan Foster
Careerverified
Per 9 Inningsverified
68.2
68.2
Brian O'Connor
Career
Per 9 Innings
16.67
16.67
Alan Foster
Careerverified
Per 9 Inningsverified
26
0.23
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
6
0.05
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Inningsverified
426
3.74
Brian O'Connor
Careerverified
Per 9 Innings
7
5.11
Alan Foster
Careerverified
Per 9 Inningsverified
3.74
3.74
Brian O'Connor
Career
Per 9 Innings
5.11
5.11
Alan Foster
Careerverified
Per 9 Inningsverified
3.8
3.8
Brian O'Connor
Career
Per 9 Innings
6.5
6.5
Alan Foster
Careerverified
Per 9 Inningsverified
4.46
4.46
Brian O'Connor
Career
Per 9 Innings
6.89
6.89
Alan Foster
Career
Per 9 Innings
0.254
0.254
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.25
0.25
Alan Foster
Careerverified
Per 9 Innings
3076
27
Brian O'Connor
Career
Per 9 Innings
37
27
Alan Foster
Careerverified
Per 9 Innings
1025.1
9
Brian O'Connor
Career
Per 9 Innings
12.1
9
Alan Foster
Career
Per 9 Inningsverified
988
8.67
Brian O'Connor
Careerverified
Per 9 Innings
12
8.76
Alan Foster
Careerverified
Per 9 Inningsverified
8.67
8.67
Brian O'Connor
Career
Per 9 Innings
8.76
8.76
Alan Foster
Career
Per 9 Inningsverified
99
0.87
Brian O'Connor
Careerverified
Per 9 Innings
2
1.46
Alan Foster
Careerverified
Per 9 Inningsverified
0.87
0.87
Brian O'Connor
Career
Per 9 Innings
1.46
1.46
Alan Foster
Career
Per 9 Innings
0.46
0.46
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.33
0.33
Alan Foster
Career
Per 9 Inningsverified
383
3.36
Brian O'Connor
Careerverified
Per 9 Innings
11
8.03
Alan Foster
Career
Per 9 Innings
28
0.25
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
3.36
3.36
Brian O'Connor
Career
Per 9 Innings
8.03
8.03
Alan Foster
Careerverified
Per 9 Innings
501
4.4
Brian O'Connor
Career
Per 9 Inningsverified
7
5.11
Alan Foster
Career
Per 9 Innings
4.4
4.4
Brian O'Connor
Careerverified
Per 9 Inningsverified
5.11
5.11
Alan Foster
Careerverified
Per 9 Inningsverified
2.31
2.31
Brian O'Connor
Career
Per 9 Innings
1.17
1.17
Alan Foster
Career
Per 9 Innings
0.862
0.862
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.46
1.46
Alan Foster
Career
Per 9 Inningsverified
26
0.23
Brian O'Connor
Careerverified
Per 9 Innings
4
2.92
Alan Foster
Career
Per 9 Inningsverified
21
0.18
Brian O'Connor
Careerverified
Per 9 Innings
1
0.73
Alan Foster
Career
Per 9 Innings
2
0.02
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Alan Foster
Careerverified
Per 9 Innings
4364
38.31
Brian O'Connor
Career
Per 9 Inningsverified
62
45.24
Alan Foster
Careerverified
Per 9 Innings
20
0.18
Brian O'Connor
Career
Per 9 Inningsverified
2
1.46
Alan Foster
Career
Per 9 Inningsverified
481
4.22
Brian O'Connor
Careerverified
Per 9 Innings
11
8.03
Alan Foster
Careerverified
Per 9 Inningsverified
4.22
4.22
Brian O'Connor
Career
Per 9 Innings
8.03
8.03
Alan Foster
Career
Per 9 Inningsverified
38
0.33
Brian O'Connor
Careerverified
Per 9 Innings
1
0.73
Alan Foster
Career
Per 9 Inningsverified
26
0.23
Brian O'Connor
Careerverified
Per 9 Innings
1
0.73
Alan Foster
Careerverified
Per 9 Inningsverified
43
0.38
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
1.337
1.337
Brian O'Connor
Career
Per 9 Innings
1.865
1.865
Alan Foster
Careerverified
Per 9 Innings
3896
34.2
Brian O'Connor
Career
Per 9 Inningsverified
48
35.03
Alan Foster
Career
Per 9 Innings
2.22
2.22
Brian O'Connor
Careerverified
Per 9 Inningsverified
1.83
1.83
Alan Foster
Career
Per 9 Innings
0.27
0.27
Brian O'Connor
Careerverified
Per 9 Inningsverified
0.256
0.256
Alan Foster
Career
Per 9 Innings
38.31
38.31
Brian O'Connor
Careerverified
Per 9 Inningsverified
45.24
45.24

Fielding Stats for Alan Foster and Brian O'Connor

Alan Foster
Careerverified
Per 9 Inningsverified
10
10
Brian O'Connor
Career
Per 9 Innings
1
1
Alan Foster
Careerverified
Per 9 Innings
217
1.9
Brian O'Connor
Career
Per 9 Inningsverified
6
4.38
Alan Foster
Careerverified
Per 9 Inningsverified
148
1.3
Brian O'Connor
Career
Per 9 Innings
1
0.73
Alan Foster
Careerverified
Per 9 Innings
3079
27
Brian O'Connor
Career
Per 9 Innings
37
27
Alan Foster
Careerverified
Per 9 Innings
1026.1
9
Brian O'Connor
Career
Per 9 Innings
12.1
9
Alan Foster
Careerverified
Per 9 Inningsverified
78
0.68
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
115
1.01
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
14
0.12
Brian O'Connor
Careerverified
Per 9 Inningsverified
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
207
1.82
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
193
1.69
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
93.24
93.24
Brian O'Connor
Career
Per 9 Innings
Alan Foster
Careerverified
Per 9 Inningsverified
0.889
0.889
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Careerverified
Per 9 Inningsverified
68.2
68.2
Brian O'Connor
Career
Per 9 Innings
16.67
16.67
Alan Foster
Careerverified
Per 9 Inningsverified
7
0.06
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0
Alan Foster
Career
Per 9 Innings
0
0
Brian O'Connor
Career
Per 9 Innings
0
0

Hitting Stats for Alan Foster and Brian O'Connor

Alan Foster
Careerverified
Per 600 PAverified
10
10
Brian O'Connor
Career
Per 600 PA
1
1
Alan Foster
Careerverified
Per 600 PA
225
389.05
Brian O'Connor
Career
Per 600 PAverified
6
1800
Alan Foster
Careerverified
Per 600 PA
347
600
Brian O'Connor
Career
Per 600 PA
2
600
Alan Foster
Careerverified
Per 600 PA
295
510.09
Brian O'Connor
Career
Per 600 PAverified
2
600
Alan Foster
Career
Per 600 PA
0.119
0.119
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Alan Foster
Career
Per 600 PA
0.38
0.38
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Alan Foster
Careerverified
Per 600 PA
35
60.52
Brian O'Connor
Career
Per 600 PAverified
1
300
Alan Foster
Careerverified
Per 600 PA
33
57.06
Brian O'Connor
Career
Per 600 PAverified
1
300
Alan Foster
Careerverified
Per 600 PAverified
2
3.46
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
2
3.46
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
0.057
0.057
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PA
5.81
10.04
Brian O'Connor
Career
Per 600 PAverified
0.47
140.43
Alan Foster
Careerverified
Per 600 PA
37
63.98
Brian O'Connor
Career
Per 600 PAverified
1
300
Alan Foster
Careerverified
Per 600 PA
51
88.18
Brian O'Connor
Career
Per 600 PAverified
1
300
Alan Foster
Career
Per 600 PA
0.163
0.163
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Alan Foster
Career
Per 600 PA
0.125
0.125
Brian O'Connor
Careerverified
Per 600 PAverified
0.5
0.5
Alan Foster
Career
Per 600 PA
0.288
0.288
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Alan Foster
Careerverified
Per 600 PAverified
0.007
0.007
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0.105
0.105
Brian O'Connor
Careerverified
Per 600 PAverified
0.35
0.35
Alan Foster
Career
Per 600 PA
0.202
0.202
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Alan Foster
Career
Per 600 PA
0.164
0.164
Brian O'Connor
Careerverified
Per 600 PAverified
1
1
Alan Foster
Careerverified
Per 600 PAverified
17
29.39
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
17
29.39
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
34
58.79
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
-0.4
-0.7
Brian O'Connor
Careerverified
Per 600 PAverified
0.52
156.97
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
16
27.67
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PAverified
84
145.24
Brian O'Connor
Careerverified
Per 600 PA
1
300
Alan Foster
Careerverified
Per 600 PAverified
4.13
4.13
Brian O'Connor
Career
Per 600 PA
2
2
Alan Foster
Careerverified
Per 600 PAverified
0.19
0.19
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
34
58.79
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Careerverified
Per 600 PAverified
2
3.46
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
2
3.46
Brian O'Connor
Careerverified
Per 600 PAverified
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
0
0
Brian O'Connor
Career
Per 600 PA
0
0
Alan Foster
Career
Per 600 PA
Brian O'Connor
Career
Per 600 PA