Mike Duvall vs. Lou Koupal — Career Comparison

Mike Duvall
Gen XVirginiaThrows LeftBats RightNorth AmericaTampa Bay RaysAmerican LeagueRelief Pitcher
Lou Koupal
Lost GenerationSouth DakotaThrows RightBats RightNorth AmericaBrooklyn DodgersNational LeagueStarting Pitcher

Lou Koupal built a career as a starting pitcher and Mike Duvall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Duvall posted stronger surface numbers — ERA 4.76 and WHIP 1.863 compared to 5.58 and 1.765 for Lou Koupal. By the career numbers, Mike Duvall had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Mike Duvall and Lou Koupal

Mike Duvall
Career
Per 9 Innings
4
4
Lou Koupal
Careerverified
Per 9 Inningsverified
6
6
Mike Duvall
Career
Per 9 Inningsverified
53
9.35
Lou Koupal
Careerverified
Per 9 Innings
101
2.71
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Careerverified
Per 9 Inningsverified
35
0.94
Mike Duvall
Career
Per 9 Innings
1
0.18
Lou Koupal
Careerverified
Per 9 Inningsverified
10
0.27
Mike Duvall
Careerverified
Per 9 Inningsverified
1
0.18
Lou Koupal
Career
Per 9 Innings
21
0.56
Mike Duvall
Careerverified
Per 9 Inningsverified
50
50
Lou Koupal
Career
Per 9 Innings
32.26
32.26
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Careerverified
Per 9 Inningsverified
34.65
34.65
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Careerverified
Per 9 Inningsverified
12
0.32
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0
0
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Careerverified
Per 9 Inningsverified
7
0.19
Mike Duvall
Careerverified
Per 9 Inningsverified
27
4.76
Lou Koupal
Career
Per 9 Innings
208
5.58
Mike Duvall
Careerverified
Per 9 Inningsverified
4.76
4.76
Lou Koupal
Career
Per 9 Innings
5.58
5.58
Mike Duvall
Career
Per 9 Innings
6.7
6.7
Lou Koupal
Careerverified
Per 9 Inningsverified
5.95
5.95
Mike Duvall
Career
Per 9 Innings
5.63
5.63
Lou Koupal
Careerverified
Per 9 Inningsverified
4.81
4.81
Mike Duvall
Careerverified
Per 9 Inningsverified
0.307
0.307
Lou Koupal
Career
Per 9 Innings
0.312
0.312
Mike Duvall
Career
Per 9 Innings
153
27
Lou Koupal
Careerverified
Per 9 Innings
1006
27
Mike Duvall
Career
Per 9 Innings
51
9
Lou Koupal
Careerverified
Per 9 Innings
335.1
9
Mike Duvall
Careerverified
Per 9 Inningsverified
62
10.94
Lou Koupal
Career
Per 9 Innings
436
11.7
Mike Duvall
Careerverified
Per 9 Inningsverified
10.94
10.94
Lou Koupal
Career
Per 9 Innings
11.7
11.7
Mike Duvall
Careerverified
Per 9 Innings
6
1.06
Lou Koupal
Career
Per 9 Inningsverified
23
0.62
Mike Duvall
Career
Per 9 Innings
1.06
1.06
Lou Koupal
Careerverified
Per 9 Inningsverified
0.62
0.62
Mike Duvall
Careerverified
Per 9 Inningsverified
0.11
0.11
Lou Koupal
Career
Per 9 Innings
0.23
0.23
Mike Duvall
Careerverified
Per 9 Innings
32
5.65
Lou Koupal
Career
Per 9 Inningsverified
156
4.19
Mike Duvall
Career
Per 9 Innings
1
0.18
Lou Koupal
Careerverified
Per 9 Inningsverified
0
0
Mike Duvall
Career
Per 9 Innings
5.65
5.65
Lou Koupal
Careerverified
Per 9 Inningsverified
4.19
4.19
Mike Duvall
Career
Per 9 Inningsverified
23
4.06
Lou Koupal
Careerverified
Per 9 Innings
87
2.33
Mike Duvall
Careerverified
Per 9 Inningsverified
4.06
4.06
Lou Koupal
Career
Per 9 Innings
2.34
2.34
Mike Duvall
Career
Per 9 Innings
0.43
0.43
Lou Koupal
Careerverified
Per 9 Inningsverified
0.86
0.86
Mike Duvall
Careerverified
Per 9 Inningsverified
1.078
1.078
Lou Koupal
Career
Per 9 Innings
0.725
0.725
Mike Duvall
Careerverified
Per 9 Innings
5
0.88
Lou Koupal
Career
Per 9 Inningsverified
11
0.3
Mike Duvall
Careerverified
Per 9 Innings
2
0.35
Lou Koupal
Career
Per 9 Inningsverified
5
0.13
Mike Duvall
Career
Per 9 Innings
1
0.18
Lou Koupal
Careerverified
Per 9 Inningsverified
0
0
Mike Duvall
Career
Per 9 Inningsverified
239
42.18
Lou Koupal
Careerverified
Per 9 Innings
1560
41.87
Mike Duvall
Career
Per 9 Inningsverified
7
1.24
Lou Koupal
Careerverified
Per 9 Innings
40
1.07
Mike Duvall
Careerverified
Per 9 Inningsverified
30
5.29
Lou Koupal
Career
Per 9 Innings
255
6.84
Mike Duvall
Careerverified
Per 9 Inningsverified
5.29
5.29
Lou Koupal
Career
Per 9 Innings
6.84
6.84
Mike Duvall
Career
Per 9 Innings
1
0.18
Lou Koupal
Careerverified
Per 9 Inningsverified
0
0
Mike Duvall
Career
Per 9 Innings
2
0.35
Lou Koupal
Careerverified
Per 9 Inningsverified
0
0
Mike Duvall
Careerverified
Per 9 Inningsverified
11
1.94
Lou Koupal
Career
Per 9 Innings
0
0
Mike Duvall
Career
Per 9 Innings
1.843
1.843
Lou Koupal
Careerverified
Per 9 Inningsverified
1.765
1.765
Mike Duvall
Career
Per 9 Innings
202
35.65
Lou Koupal
Careerverified
Per 9 Inningsverified
1399
37.55
Mike Duvall
Careerverified
Per 9 Inningsverified
0.57
0.57
Lou Koupal
Career
Per 9 Innings
2.52
2.52
Mike Duvall
Career
Per 9 Innings
0.324
0.324
Lou Koupal
Careerverified
Per 9 Inningsverified
0.32
0.32
Mike Duvall
Careerverified
Per 9 Inningsverified
42.18
42.18
Lou Koupal
Career
Per 9 Innings
41.87
41.87

Fielding Stats for Mike Duvall and Lou Koupal

Mike Duvall
Career
Per 9 Inningsverified
4
4
Lou Koupal
Careerverified
Per 9 Innings
6
Mike Duvall
Career
Per 9 Inningsverified
53
9.35
Lou Koupal
Careerverified
Per 9 Innings
101
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Careerverified
Per 9 Inningsverified
153
27
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Careerverified
Per 9 Inningsverified
51
9
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Career
Per 9 Inningsverified
7
1.24
Lou Koupal
Careerverified
Per 9 Innings
9
Mike Duvall
Career
Per 9 Inningsverified
6
1.06
Lou Koupal
Careerverified
Per 9 Innings
67
Mike Duvall
Careerverified
Per 9 Innings
1
0.18
Lou Koupal
Career
Per 9 Inningsverified
3
Mike Duvall
Career
Per 9 Inningsverified
14
2.47
Lou Koupal
Careerverified
Per 9 Innings
79
Mike Duvall
Career
Per 9 Inningsverified
13
2.29
Lou Koupal
Careerverified
Per 9 Innings
76
Mike Duvall
Career
Per 9 Inningsverified
92.86
92.86
Lou Koupal
Careerverified
Per 9 Innings
96.2
Mike Duvall
Career
Per 9 Inningsverified
0.245
0.245
Lou Koupal
Careerverified
Per 9 Innings
0.753
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Career
Per 9 Inningsverified
2
0.35
Lou Koupal
Careerverified
Per 9 Innings
3
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0
Mike Duvall
Career
Per 9 Innings
0
0
Lou Koupal
Career
Per 9 Innings
0

Hitting Stats for Mike Duvall and Lou Koupal

Mike Duvall
Career
Per 600 PA
4
4
Lou Koupal
Careerverified
Per 600 PAverified
6
6
Mike Duvall
Career
Per 600 PAverified
53
31800
Lou Koupal
Careerverified
Per 600 PA
102
556.36
Mike Duvall
Career
Per 600 PA
1
600
Lou Koupal
Careerverified
Per 600 PA
110
600
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
104
567.27
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.106
0.106
Mike Duvall
Careerverified
Per 600 PAverified
1.5
1.5
Lou Koupal
Career
Per 600 PA
0.282
0.282
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
11
60
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
10
54.55
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
1
5.45
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
1
5.45
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.091
0.091
Mike Duvall
Career
Per 600 PA
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PAverified
1
600
Lou Koupal
Careerverified
Per 600 PA
1.59
8.68
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
13
70.91
Mike Duvall
Career
Per 600 PAverified
1
600
Lou Koupal
Careerverified
Per 600 PA
13
70.91
Mike Duvall
Careerverified
Per 600 PAverified
1
1
Lou Koupal
Career
Per 600 PA
0.123
0.123
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.125
0.125
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.248
0.248
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.019
0.019
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.086
0.086
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.161
0.161
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.131
0.131
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
6
32.73
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
3
16.36
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
9
49.09
Mike Duvall
Careerverified
Per 600 PAverified
0.34
205.73
Lou Koupal
Career
Per 600 PA
-1.84
-10.01
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
1
5.45
Mike Duvall
Career
Per 600 PAverified
1
600
Lou Koupal
Career
Per 600 PA
1
5.45
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Careerverified
Per 600 PAverified
0
0
Lou Koupal
Career
Per 600 PA
20
109.09
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
5.5
5.5
Mike Duvall
Career
Per 600 PA
Lou Koupal
Careerverified
Per 600 PAverified
0.05
0.05
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Careerverified
Per 600 PAverified
4
21.82
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
0
0
Lou Koupal
Career
Per 600 PA
0
0
Mike Duvall
Career
Per 600 PA
Lou Koupal
Career
Per 600 PA