Dan Jennings vs. Howie Koplitz — Career Comparison

Dan Jennings
MillenialCaliforniaThrows LeftBats LeftNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher
Howie Koplitz
Silent GenerationWisconsinThrows RightBats RightNorth AmericaWashington SenatorsAmerican LeagueStarting Pitcher

Howie Koplitz built a career as a starting pitcher and Dan Jennings as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dan Jennings posted stronger surface numbers — ERA 3.1 and WHIP 1.486 compared to 4.21 and 1.563 for Howie Koplitz. By the career numbers, Dan Jennings had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Dan Jennings and Howie Koplitz

Dan Jennings
Careerverified
Per 9 Inningsverified
8
8
Howie Koplitz
Career
Per 9 Innings
5
5
Dan Jennings
Careerverified
Per 9 Inningsverified
390
10.07
Howie Koplitz
Career
Per 9 Innings
54
2.77
Dan Jennings
Career
Per 9 Innings
1
0.03
Howie Koplitz
Careerverified
Per 9 Inningsverified
19
0.98
Dan Jennings
Careerverified
Per 9 Innings
17
0.44
Howie Koplitz
Career
Per 9 Inningsverified
9
0.46
Dan Jennings
Career
Per 9 Innings
20
0.52
Howie Koplitz
Careerverified
Per 9 Inningsverified
7
0.36
Dan Jennings
Career
Per 9 Innings
45.95
45.95
Howie Koplitz
Careerverified
Per 9 Inningsverified
56.25
56.25
Dan Jennings
Career
Per 9 Innings
0.26
0.26
Howie Koplitz
Careerverified
Per 9 Inningsverified
35.19
35.19
Dan Jennings
Career
Per 9 Innings
0
0
Howie Koplitz
Careerverified
Per 9 Inningsverified
2
0.1
Dan Jennings
Career
Per 9 Innings
0
0
Howie Koplitz
Career
Per 9 Innings
0
0
Dan Jennings
Careerverified
Per 9 Innings
2
0.05
Howie Koplitz
Career
Per 9 Innings
1
0.05
Dan Jennings
Career
Per 9 Inningsverified
120
3.1
Howie Koplitz
Careerverified
Per 9 Innings
82
4.21
Dan Jennings
Careerverified
Per 9 Inningsverified
3.1
3.1
Howie Koplitz
Career
Per 9 Innings
4.21
4.21
Dan Jennings
Careerverified
Per 9 Inningsverified
3.96
3.96
Howie Koplitz
Career
Per 9 Innings
4.79
4.79
Dan Jennings
Careerverified
Per 9 Inningsverified
3.74
3.74
Howie Koplitz
Career
Per 9 Innings
4.84
4.84
Dan Jennings
Careerverified
Per 9 Inningsverified
0.259
0.259
Howie Koplitz
Career
Per 9 Innings
0.272
0.272
Dan Jennings
Careerverified
Per 9 Innings
1046
27
Howie Koplitz
Career
Per 9 Innings
526
27
Dan Jennings
Careerverified
Per 9 Innings
348.2
9
Howie Koplitz
Career
Per 9 Innings
175.1
9
Dan Jennings
Career
Per 9 Inningsverified
341
8.8
Howie Koplitz
Careerverified
Per 9 Innings
187
9.6
Dan Jennings
Careerverified
Per 9 Inningsverified
8.8
8.8
Howie Koplitz
Career
Per 9 Innings
9.6
9.6
Dan Jennings
Career
Per 9 Inningsverified
25
0.65
Howie Koplitz
Careerverified
Per 9 Innings
19
0.98
Dan Jennings
Careerverified
Per 9 Inningsverified
0.65
0.65
Howie Koplitz
Career
Per 9 Innings
0.98
0.98
Dan Jennings
Careerverified
Per 9 Inningsverified
0.06
0.06
Howie Koplitz
Career
Per 9 Innings
0.35
0.35
Dan Jennings
Career
Per 9 Inningsverified
157
4.05
Howie Koplitz
Careerverified
Per 9 Innings
80
4.11
Dan Jennings
Career
Per 9 Innings
20
0.52
Howie Koplitz
Careerverified
Per 9 Inningsverified
7
0.36
Dan Jennings
Careerverified
Per 9 Inningsverified
4.05
4.05
Howie Koplitz
Career
Per 9 Innings
4.11
4.11
Dan Jennings
Careerverified
Per 9 Inningsverified
281
7.25
Howie Koplitz
Career
Per 9 Innings
87
4.47
Dan Jennings
Careerverified
Per 9 Inningsverified
7.25
7.25
Howie Koplitz
Career
Per 9 Innings
4.47
4.47
Dan Jennings
Career
Per 9 Innings
0.72
0.72
Howie Koplitz
Careerverified
Per 9 Inningsverified
1.61
1.61
Dan Jennings
Careerverified
Per 9 Inningsverified
1.256
1.256
Howie Koplitz
Career
Per 9 Innings
0.953
0.953
Dan Jennings
Career
Per 9 Innings
19
0.49
Howie Koplitz
Careerverified
Per 9 Inningsverified
7
0.36
Dan Jennings
Career
Per 9 Innings
8
0.21
Howie Koplitz
Careerverified
Per 9 Inningsverified
3
0.15
Dan Jennings
Career
Per 9 Inningsverified
1
0.03
Howie Koplitz
Career
Per 9 Innings
1
0.05
Dan Jennings
Careerverified
Per 9 Innings
1512
39.03
Howie Koplitz
Career
Per 9 Inningsverified
771
39.58
Dan Jennings
Careerverified
Per 9 Inningsverified
77
1.99
Howie Koplitz
Career
Per 9 Innings
8
0.41
Dan Jennings
Career
Per 9 Inningsverified
141
3.64
Howie Koplitz
Careerverified
Per 9 Innings
90
4.62
Dan Jennings
Careerverified
Per 9 Inningsverified
3.64
3.64
Howie Koplitz
Career
Per 9 Innings
4.62
4.62
Dan Jennings
Career
Per 9 Innings
12
0.31
Howie Koplitz
Careerverified
Per 9 Inningsverified
0
0
Dan Jennings
Career
Per 9 Innings
16
0.41
Howie Koplitz
Careerverified
Per 9 Inningsverified
0
0
Dan Jennings
Careerverified
Per 9 Inningsverified
46
1.19
Howie Koplitz
Career
Per 9 Innings
0
0
Dan Jennings
Careerverified
Per 9 Inningsverified
1.428
1.428
Howie Koplitz
Career
Per 9 Innings
1.523
1.523
Dan Jennings
Careerverified
Per 9 Innings
1319
34.05
Howie Koplitz
Career
Per 9 Inningsverified
688
35.32
Dan Jennings
Careerverified
Per 9 Inningsverified
0.36
0.36
Howie Koplitz
Career
Per 9 Innings
1.67
1.67
Dan Jennings
Career
Per 9 Innings
0.312
0.312
Howie Koplitz
Careerverified
Per 9 Inningsverified
0.289
0.289
Dan Jennings
Career
Per 9 Innings
39.03
39.03
Howie Koplitz
Careerverified
Per 9 Inningsverified
39.58
39.58

Fielding Stats for Dan Jennings and Howie Koplitz

Dan Jennings
Careerverified
Per 9 Inningsverified
8
8
Howie Koplitz
Career
Per 9 Innings
5
5
Dan Jennings
Careerverified
Per 9 Inningsverified
390
10.07
Howie Koplitz
Career
Per 9 Innings
54
2.77
Dan Jennings
Career
Per 9 Innings
1
0.03
Howie Koplitz
Careerverified
Per 9 Inningsverified
19
0.98
Dan Jennings
Careerverified
Per 9 Innings
1046
27
Howie Koplitz
Career
Per 9 Innings
526
27
Dan Jennings
Careerverified
Per 9 Innings
348.2
9
Howie Koplitz
Career
Per 9 Innings
175.1
9
Dan Jennings
Careerverified
Per 9 Innings
18
0.46
Howie Koplitz
Career
Per 9 Inningsverified
12
0.62
Dan Jennings
Careerverified
Per 9 Innings
54
1.39
Howie Koplitz
Career
Per 9 Inningsverified
35
1.8
Dan Jennings
Career
Per 9 Innings
4
0.1
Howie Koplitz
Careerverified
Per 9 Inningsverified
0
0
Dan Jennings
Careerverified
Per 9 Innings
76
1.96
Howie Koplitz
Career
Per 9 Inningsverified
47
2.41
Dan Jennings
Careerverified
Per 9 Innings
72
1.86
Howie Koplitz
Career
Per 9 Inningsverified
47
2.41
Dan Jennings
Career
Per 9 Innings
94.74
94.74
Howie Koplitz
Careerverified
Per 9 Inningsverified
100
100
Dan Jennings
Career
Per 9 Innings
0.185
0.185
Howie Koplitz
Careerverified
Per 9 Inningsverified
0.87
0.87
Dan Jennings
Career
Per 9 Innings
0.26
0.26
Howie Koplitz
Careerverified
Per 9 Inningsverified
35.19
35.19
Dan Jennings
Career
Per 9 Innings
2
0.05
Howie Koplitz
Careerverified
Per 9 Inningsverified
3
0.15
Dan Jennings
Career
Per 9 Innings
0
0
Howie Koplitz
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0
Howie Koplitz
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0
Howie Koplitz
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0
Howie Koplitz
Career
Per 9 Innings
0
0

Hitting Stats for Dan Jennings and Howie Koplitz

Dan Jennings
Careerverified
Per 600 PAverified
8
8
Howie Koplitz
Career
Per 600 PA
5
5
Dan Jennings
Careerverified
Per 600 PAverified
390
58500
Howie Koplitz
Career
Per 600 PA
56
600
Dan Jennings
Career
Per 600 PA
4
600
Howie Koplitz
Careerverified
Per 600 PA
56
600
Dan Jennings
Career
Per 600 PAverified
4
600
Howie Koplitz
Careerverified
Per 600 PA
51
546.43
Dan Jennings
Careerverified
Per 600 PAverified
0.5
0.5
Howie Koplitz
Career
Per 600 PA
0.118
0.118
Dan Jennings
Careerverified
Per 600 PAverified
1.25
1.25
Howie Koplitz
Career
Per 600 PA
0.339
0.339
Dan Jennings
Career
Per 600 PAverified
2
300
Howie Koplitz
Careerverified
Per 600 PA
6
64.29
Dan Jennings
Career
Per 600 PAverified
1
150
Howie Koplitz
Careerverified
Per 600 PA
6
64.29
Dan Jennings
Careerverified
Per 600 PAverified
1
150
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Careerverified
Per 600 PAverified
1
150
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Careerverified
Per 600 PAverified
0.5
0.5
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Careerverified
Per 600 PAverified
1.25
186.79
Howie Koplitz
Career
Per 600 PA
1.13
12.08
Dan Jennings
Career
Per 600 PAverified
3
450
Howie Koplitz
Careerverified
Per 600 PA
6
64.29
Dan Jennings
Career
Per 600 PAverified
2
300
Howie Koplitz
Careerverified
Per 600 PA
10
107.14
Dan Jennings
Careerverified
Per 600 PAverified
0.5
0.5
Howie Koplitz
Career
Per 600 PA
0.182
0.182
Dan Jennings
Careerverified
Per 600 PAverified
0.75
0.75
Howie Koplitz
Career
Per 600 PA
0.118
0.118
Dan Jennings
Careerverified
Per 600 PAverified
1.25
1.25
Howie Koplitz
Career
Per 600 PA
0.299
0.299
Dan Jennings
Careerverified
Per 600 PAverified
0.25
0.25
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Careerverified
Per 600 PAverified
0.413
0.413
Howie Koplitz
Career
Per 600 PA
0.111
0.111
Dan Jennings
Careerverified
Per 600 PAverified
1.5
1.5
Howie Koplitz
Career
Per 600 PA
0.222
0.222
Dan Jennings
Careerverified
Per 600 PAverified
0.667
0.667
Howie Koplitz
Career
Per 600 PA
0.25
0.25
Dan Jennings
Career
Per 600 PAverified
1
150
Howie Koplitz
Careerverified
Per 600 PA
3
32.14
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PAverified
1
150
Howie Koplitz
Careerverified
Per 600 PA
3
32.14
Dan Jennings
Careerverified
Per 600 PAverified
1.2
180.17
Howie Koplitz
Career
Per 600 PA
0.05
0.49
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Careerverified
Per 600 PAverified
4
42.86
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Careerverified
Per 600 PAverified
1
150
Howie Koplitz
Career
Per 600 PA
27
289.29
Dan Jennings
Careerverified
Per 600 PAverified
4
4
Howie Koplitz
Career
Per 600 PA
2.07
2.07
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Careerverified
Per 600 PAverified
0.15
0.15
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Careerverified
Per 600 PAverified
1
10.71
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Howie Koplitz
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
Howie Koplitz
Career
Per 600 PA