Lou Mahaffey vs. Scott McGregor — Career Comparison

Lou Mahaffey
Pre-GenerationalKentuckyThrows RightBats RightNorth AmericaLouisville ColonelsNational LeagueRelief Pitcher
Scott McGregor
Baby BoomersCaliforniaThrows LeftBats SwitchNorth AmericaBaltimore OriolesAmerican LeagueStarting PitcherAll-Star

Scott McGregor built a career as a starting pitcher and Lou Mahaffey as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Lou Mahaffey posted stronger surface numbers — ERA 3 and WHIP 1.667 compared to 3.99 and 1.303 for Scott McGregor. By the career numbers, Lou Mahaffey had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Lou Mahaffey and Scott McGregor

Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
13
13
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
356
1.5
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
309
1.3
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
138
0.58
Lou Mahaffey
Careerverified
Per 9 Innings
1
1
Scott McGregor
Career
Per 9 Inningsverified
108
0.45
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
56.1
56.1
Lou Mahaffey
Careerverified
Per 9 Inningsverified
100
100
Scott McGregor
Career
Per 9 Innings
86.8
86.8
Lou Mahaffey
Career
Per 9 Inningsverified
1
1
Scott McGregor
Careerverified
Per 9 Innings
83
0.35
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
23
0.1
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
5
0.02
Lou Mahaffey
Careerverified
Per 9 Inningsverified
3
3
Scott McGregor
Career
Per 9 Innings
949
3.99
Lou Mahaffey
Careerverified
Per 9 Inningsverified
3
3
Scott McGregor
Career
Per 9 Innings
3.99
3.99
Lou Mahaffey
Career
Per 9 Innings
4.55
4.55
Scott McGregor
Careerverified
Per 9 Inningsverified
3.84
3.84
Lou Mahaffey
Career
Per 9 Innings
4.44
4.44
Scott McGregor
Careerverified
Per 9 Inningsverified
4.34
4.34
Lou Mahaffey
Career
Per 9 Innings
0.278
0.278
Scott McGregor
Careerverified
Per 9 Inningsverified
0.271
0.271
Lou Mahaffey
Career
Per 9 Innings
27
27
Scott McGregor
Careerverified
Per 9 Innings
6422
27
Lou Mahaffey
Career
Per 9 Innings
9
9
Scott McGregor
Careerverified
Per 9 Innings
2140.2
9
Lou Mahaffey
Careerverified
Per 9 Innings
10
10
Scott McGregor
Career
Per 9 Inningsverified
2245
9.44
Lou Mahaffey
Career
Per 9 Innings
10
10
Scott McGregor
Careerverified
Per 9 Inningsverified
9.44
9.44
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
235
0.99
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
0.99
0.99
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
0.66
0.66
Lou Mahaffey
Careerverified
Per 9 Innings
5
5
Scott McGregor
Career
Per 9 Inningsverified
518
2.18
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
26
0.11
Lou Mahaffey
Career
Per 9 Innings
5
5
Scott McGregor
Careerverified
Per 9 Inningsverified
2.18
2.18
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
904
3.8
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
3.8
3.8
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
2.54
2.54
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0.667
0.667
Scott McGregor
Career
Per 9 Innings
0.664
0.664
Lou Mahaffey
Careerverified
Per 9 Innings
1
1
Scott McGregor
Career
Per 9 Inningsverified
28
0.12
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
26
0.11
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
12
0.05
Lou Mahaffey
Career
Per 9 Inningsverified
41
41
Scott McGregor
Careerverified
Per 9 Innings
8982
37.76
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
24
0.1
Lou Mahaffey
Careerverified
Per 9 Innings
9
9
Scott McGregor
Career
Per 9 Inningsverified
1031
4.33
Lou Mahaffey
Career
Per 9 Innings
9
9
Scott McGregor
Careerverified
Per 9 Inningsverified
4.33
4.33
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
76
0.32
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
75
0.32
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
185
0.78
Lou Mahaffey
Career
Per 9 Innings
1.667
1.667
Scott McGregor
Careerverified
Per 9 Inningsverified
1.291
1.291
Lou Mahaffey
Career
Per 9 Inningsverified
36
36
Scott McGregor
Careerverified
Per 9 Innings
8287
34.84
Lou Mahaffey
Career
Per 9 Innings
9
9
Scott McGregor
Careerverified
Per 9 Inningsverified
2.9
2.9
Lou Mahaffey
Career
Per 9 Innings
0.286
0.286
Scott McGregor
Careerverified
Per 9 Inningsverified
0.281
0.281
Lou Mahaffey
Careerverified
Per 9 Inningsverified
41
41
Scott McGregor
Career
Per 9 Innings
37.76
37.76

Fielding Stats for Lou Mahaffey and Scott McGregor

Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
13
13
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
356
1.5
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
309
1.3
Lou Mahaffey
Career
Per 9 Innings
27
27
Scott McGregor
Careerverified
Per 9 Innings
6422
27
Lou Mahaffey
Career
Per 9 Innings
9
9
Scott McGregor
Careerverified
Per 9 Innings
2140.2
9
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
119
0.5
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
317
1.33
Lou Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Scott McGregor
Career
Per 9 Innings
9
0.04
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
445
1.87
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
436
1.83
Lou Mahaffey
Careerverified
Per 9 Inningsverified
100
100
Scott McGregor
Career
Per 9 Innings
97.98
97.98
Lou Mahaffey
Career
Per 9 Innings
1
1
Scott McGregor
Careerverified
Per 9 Inningsverified
1.225
1.225
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
86.8
86.8
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Careerverified
Per 9 Inningsverified
18
0.08
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Career
Per 9 Innings
0
0
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Career
Per 9 Innings
0
0
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Career
Per 9 Innings
0
0
Lou Mahaffey
Career
Per 9 Innings
0
0
Scott McGregor
Career
Per 9 Innings
0
0

Hitting Stats for Lou Mahaffey and Scott McGregor

Lou Mahaffey
Career
Per 600 PAverified
1
1
Scott McGregor
Careerverified
Per 600 PA
13
Lou Mahaffey
Career
Per 600 PAverified
1
120
Scott McGregor
Careerverified
Per 600 PA
357
Lou Mahaffey
Careerverified
Per 600 PAverified
5
600
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Careerverified
Per 600 PAverified
4
480
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Careerverified
Per 600 PAverified
0.3
0.3
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Careerverified
Per 600 PAverified
0.03
3.21
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Careerverified
Per 600 PAverified
1
120
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Careerverified
Per 600 PAverified
0.2
0.2
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Careerverified
Per 600 PAverified
0.2
0.2
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Careerverified
Per 600 PAverified
0.09
0.09
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Careerverified
Per 600 PAverified
0.25
0.25
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Careerverified
Per 600 PAverified
-0.09
-11.33
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Careerverified
Per 600 PAverified
1
120
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
1
120
Scott McGregor
Careerverified
Per 600 PAverified
0
Lou Mahaffey
Careerverified
Per 600 PAverified
5
5
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Careerverified
Per 600 PAverified
1
1
Scott McGregor
Career
Per 600 PA
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
0
0
Scott McGregor
Career
Per 600 PA
0
Lou Mahaffey
Career
Per 600 PA
Scott McGregor
Career
Per 600 PA