Ad Brennan vs. Greg Harris — Career Comparison

Ad Brennan
Lost GenerationKansasThrows LeftBats LeftNorth AmericaPhiladelphia PhilliesNational LeagueStarting Pitcher
Greg Harris
Baby BoomersCaliforniaThrows RightBats SwitchNorth AmericaBoston Red SoxAmerican LeagueRelief Pitcher

Ad Brennan built a career as a starting pitcher and Greg Harris as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ad Brennan posted stronger surface numbers — ERA 3.11 and WHIP 1.312 compared to 3.69 and 1.409 for Greg Harris. By the career numbers, Ad Brennan had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Ad Brennan and Greg Harris

Ad Brennan
Career
Per 9 Innings
7
7
Greg Harris
Careerverified
Per 9 Inningsverified
15
15
Ad Brennan
Career
Per 9 Innings
129
1.71
Greg Harris
Careerverified
Per 9 Inningsverified
703
4.31
Ad Brennan
Career
Per 9 Inningsverified
77
1.02
Greg Harris
Careerverified
Per 9 Innings
98
0.6
Ad Brennan
Career
Per 9 Inningsverified
37
0.49
Greg Harris
Careerverified
Per 9 Innings
74
0.45
Ad Brennan
Careerverified
Per 9 Inningsverified
36
0.48
Greg Harris
Career
Per 9 Innings
90
0.55
Ad Brennan
Careerverified
Per 9 Inningsverified
50.68
50.68
Greg Harris
Career
Per 9 Innings
45.12
45.12
Ad Brennan
Careerverified
Per 9 Inningsverified
59.69
59.69
Greg Harris
Career
Per 9 Innings
13.94
13.94
Ad Brennan
Careerverified
Per 9 Inningsverified
40
0.53
Greg Harris
Career
Per 9 Innings
4
0.02
Ad Brennan
Careerverified
Per 9 Inningsverified
5
0.07
Greg Harris
Career
Per 9 Innings
0
0
Ad Brennan
Career
Per 9 Innings
3
0.04
Greg Harris
Careerverified
Per 9 Inningsverified
54
0.33
Ad Brennan
Careerverified
Per 9 Inningsverified
234
3.11
Greg Harris
Career
Per 9 Innings
601
3.69
Ad Brennan
Careerverified
Per 9 Inningsverified
3.11
3.11
Greg Harris
Career
Per 9 Innings
3.69
3.69
Ad Brennan
Careerverified
Per 9 Inningsverified
3.37
3.37
Greg Harris
Career
Per 9 Innings
3.7
3.7
Ad Brennan
Careerverified
Per 9 Inningsverified
3.53
3.53
Greg Harris
Career
Per 9 Innings
4.03
4.03
Ad Brennan
Career
Per 9 Innings
0.257
0.257
Greg Harris
Careerverified
Per 9 Inningsverified
0.243
0.243
Ad Brennan
Career
Per 9 Innings
2031
27
Greg Harris
Careerverified
Per 9 Innings
4401
27
Ad Brennan
Career
Per 9 Innings
677
9
Greg Harris
Careerverified
Per 9 Innings
1467
9
Ad Brennan
Careerverified
Per 9 Innings
694
9.23
Greg Harris
Career
Per 9 Inningsverified
1329
8.15
Ad Brennan
Career
Per 9 Innings
9.23
9.23
Greg Harris
Careerverified
Per 9 Inningsverified
8.15
8.15
Ad Brennan
Careerverified
Per 9 Inningsverified
21
0.28
Greg Harris
Career
Per 9 Innings
129
0.79
Ad Brennan
Careerverified
Per 9 Inningsverified
0.28
0.28
Greg Harris
Career
Per 9 Innings
0.79
0.79
Ad Brennan
Careerverified
Per 9 Inningsverified
0.16
0.16
Greg Harris
Career
Per 9 Innings
0.18
0.18
Ad Brennan
Careerverified
Per 9 Inningsverified
194
2.58
Greg Harris
Career
Per 9 Innings
652
4
Ad Brennan
Careerverified
Per 9 Inningsverified
0
0
Greg Harris
Career
Per 9 Innings
86
0.53
Ad Brennan
Careerverified
Per 9 Inningsverified
2.58
2.58
Greg Harris
Career
Per 9 Innings
4
4
Ad Brennan
Career
Per 9 Innings
283
3.76
Greg Harris
Careerverified
Per 9 Inningsverified
1141
7
Ad Brennan
Career
Per 9 Innings
3.76
3.76
Greg Harris
Careerverified
Per 9 Inningsverified
7
7
Ad Brennan
Careerverified
Per 9 Inningsverified
2.19
2.19
Greg Harris
Career
Per 9 Innings
1.62
1.62
Ad Brennan
Career
Per 9 Innings
0.705
0.705
Greg Harris
Careerverified
Per 9 Inningsverified
1.222
1.222
Ad Brennan
Careerverified
Per 9 Inningsverified
9
0.12
Greg Harris
Career
Per 9 Innings
72
0.44
Ad Brennan
Careerverified
Per 9 Inningsverified
23
0.31
Greg Harris
Career
Per 9 Innings
54
0.33
Ad Brennan
Careerverified
Per 9 Inningsverified
2
0.03
Greg Harris
Career
Per 9 Innings
13
0.08
Ad Brennan
Career
Per 9 Inningsverified
2922
38.84
Greg Harris
Careerverified
Per 9 Innings
6293
38.61
Ad Brennan
Career
Per 9 Innings
38
0.51
Greg Harris
Careerverified
Per 9 Inningsverified
266
1.63
Ad Brennan
Careerverified
Per 9 Inningsverified
316
4.2
Greg Harris
Career
Per 9 Innings
689
4.23
Ad Brennan
Careerverified
Per 9 Inningsverified
4.2
4.2
Greg Harris
Career
Per 9 Innings
4.23
4.23
Ad Brennan
Careerverified
Per 9 Inningsverified
0
0
Greg Harris
Career
Per 9 Innings
72
0.44
Ad Brennan
Careerverified
Per 9 Inningsverified
0
0
Greg Harris
Career
Per 9 Innings
51
0.31
Ad Brennan
Career
Per 9 Innings
0
0
Greg Harris
Careerverified
Per 9 Inningsverified
132
0.81
Ad Brennan
Careerverified
Per 9 Inningsverified
1.312
1.312
Greg Harris
Career
Per 9 Innings
1.35
1.35
Ad Brennan
Career
Per 9 Inningsverified
2705
35.96
Greg Harris
Careerverified
Per 9 Innings
5464
33.52
Ad Brennan
Career
Per 9 Innings
2.45
2.45
Greg Harris
Careerverified
Per 9 Inningsverified
0.98
0.98
Ad Brennan
Careerverified
Per 9 Inningsverified
0.28
0.28
Greg Harris
Career
Per 9 Innings
0.286
0.286
Ad Brennan
Careerverified
Per 9 Inningsverified
38.84
38.84
Greg Harris
Career
Per 9 Innings
38.61
38.61

Fielding Stats for Ad Brennan and Greg Harris

Ad Brennan
Career
Per 9 Innings
7
7
Greg Harris
Careerverified
Per 9 Inningsverified
15
15
Ad Brennan
Career
Per 9 Inningsverified
131
14.56
Greg Harris
Careerverified
Per 9 Innings
703
4.31
Ad Brennan
Career
Per 9 Innings
5
0.56
Greg Harris
Careerverified
Per 9 Inningsverified
98
0.6
Ad Brennan
Career
Per 9 Innings
243
27
Greg Harris
Careerverified
Per 9 Innings
4401
27
Ad Brennan
Career
Per 9 Innings
81
9
Greg Harris
Careerverified
Per 9 Innings
1467
9
Ad Brennan
Career
Per 9 Inningsverified
26
2.89
Greg Harris
Careerverified
Per 9 Innings
101
0.62
Ad Brennan
Career
Per 9 Inningsverified
175
19.44
Greg Harris
Careerverified
Per 9 Innings
228
1.4
Ad Brennan
Careerverified
Per 9 Innings
11
1.22
Greg Harris
Career
Per 9 Inningsverified
32
0.2
Ad Brennan
Career
Per 9 Inningsverified
212
23.56
Greg Harris
Careerverified
Per 9 Innings
361
2.21
Ad Brennan
Career
Per 9 Inningsverified
201
22.33
Greg Harris
Careerverified
Per 9 Innings
329
2.02
Ad Brennan
Careerverified
Per 9 Inningsverified
94.81
94.81
Greg Harris
Career
Per 9 Innings
91.14
91.14
Ad Brennan
Careerverified
Per 9 Inningsverified
1.534
1.534
Greg Harris
Career
Per 9 Innings
0.468
0.468
Ad Brennan
Career
Per 9 Innings
3.82
3.82
Greg Harris
Careerverified
Per 9 Inningsverified
13.94
13.94
Ad Brennan
Career
Per 9 Inningsverified
5
0.56
Greg Harris
Careerverified
Per 9 Innings
14
0.09
Ad Brennan
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Ad Brennan
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Ad Brennan
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Ad Brennan
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0

Hitting Stats for Ad Brennan and Greg Harris

Ad Brennan
Career
Per 600 PA
7
7
Greg Harris
Careerverified
Per 600 PAverified
15
15
Ad Brennan
Career
Per 600 PA
132
323.27
Greg Harris
Careerverified
Per 600 PAverified
705
5957.75
Ad Brennan
Careerverified
Per 600 PA
245
600
Greg Harris
Career
Per 600 PA
71
600
Ad Brennan
Careerverified
Per 600 PA
220
538.78
Greg Harris
Career
Per 600 PAverified
68
574.65
Ad Brennan
Career
Per 600 PA
0.218
0.218
Greg Harris
Careerverified
Per 600 PAverified
0.221
0.221
Ad Brennan
Careerverified
Per 600 PAverified
0.579
0.579
Greg Harris
Career
Per 600 PA
0.57
0.57
Ad Brennan
Careerverified
Per 600 PA
48
117.55
Greg Harris
Career
Per 600 PAverified
15
126.76
Ad Brennan
Careerverified
Per 600 PAverified
39
95.51
Greg Harris
Career
Per 600 PA
10
84.51
Ad Brennan
Careerverified
Per 600 PA
6
14.69
Greg Harris
Career
Per 600 PAverified
3
25.35
Ad Brennan
Career
Per 600 PA
2
4.9
Greg Harris
Career
Per 600 PAverified
2
16.9
Ad Brennan
Careerverified
Per 600 PAverified
1
2.45
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PA
9
22.04
Greg Harris
Career
Per 600 PAverified
5
42.25
Ad Brennan
Career
Per 600 PA
0.188
0.188
Greg Harris
Careerverified
Per 600 PAverified
0.333
0.333
Ad Brennan
Careerverified
Per 600 PAverified
0.005
0.005
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PAverified
0.021
0.021
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PA
17.06
41.79
Greg Harris
Career
Per 600 PAverified
5
42.25
Ad Brennan
Careerverified
Per 600 PA
61
149.39
Greg Harris
Career
Per 600 PAverified
22
185.92
Ad Brennan
Careerverified
Per 600 PAverified
62
151.84
Greg Harris
Career
Per 600 PA
16
135.21
Ad Brennan
Careerverified
Per 600 PAverified
0.265
0.265
Greg Harris
Career
Per 600 PA
0.232
0.232
Ad Brennan
Career
Per 600 PA
0.277
0.277
Greg Harris
Careerverified
Per 600 PAverified
0.324
0.324
Ad Brennan
Career
Per 600 PA
0.542
0.542
Greg Harris
Careerverified
Per 600 PAverified
0.555
0.555
Ad Brennan
Career
Per 600 PA
0.059
0.059
Greg Harris
Careerverified
Per 600 PAverified
0.103
0.103
Ad Brennan
Careerverified
Per 600 PAverified
0.189
0.189
Greg Harris
Career
Per 600 PA
0.185
0.185
Ad Brennan
Careerverified
Per 600 PAverified
0.442
0.442
Greg Harris
Career
Per 600 PA
0.434
0.434
Ad Brennan
Career
Per 600 PA
0.263
0.263
Greg Harris
Careerverified
Per 600 PAverified
0.385
0.385
Ad Brennan
Careerverified
Per 600 PA
15
36.73
Greg Harris
Career
Per 600 PAverified
7
59.15
Ad Brennan
Careerverified
Per 600 PA
12
29.39
Greg Harris
Career
Per 600 PAverified
4
33.8
Ad Brennan
Careerverified
Per 600 PA
26
63.67
Greg Harris
Career
Per 600 PAverified
11
92.96
Ad Brennan
Careerverified
Per 600 PAverified
18.87
46.22
Greg Harris
Career
Per 600 PA
5.15
43.55
Ad Brennan
Careerverified
Per 600 PAverified
2
4.9
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PAverified
12
29.39
Greg Harris
Career
Per 600 PA
1
8.45
Ad Brennan
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Career
Per 600 PAverified
40
97.96
Greg Harris
Careerverified
Per 600 PA
29
245.07
Ad Brennan
Careerverified
Per 600 PAverified
6.13
6.13
Greg Harris
Career
Per 600 PA
2.45
2.45
Ad Brennan
Careerverified
Per 600 PAverified
0.3
0.3
Greg Harris
Career
Per 600 PA
0.03
0.03
Ad Brennan
Careerverified
Per 600 PAverified
11
26.94
Greg Harris
Career
Per 600 PA
2
16.9
Ad Brennan
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PAverified
1
2.45
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PAverified
1
2.45
Greg Harris
Career
Per 600 PA
0
0
Ad Brennan
Careerverified
Per 600 PAverified
100
100
Greg Harris
Career
Per 600 PA