Dan Jennings vs. Rolla Mapel — Career Comparison
Rolla Mapel 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 4.5 and 1.700 for Rolla Mapel. 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 Rolla Mapel
Dan Jennings
Career
Per 9 Innings
390
10.07
Rolla Mapel
Career
Per 9 Innings
4
1.8
Dan Jennings
Career
Per 9 Innings
0.26
0.26
Rolla Mapel
Career
Per 9 Innings
75
75
Dan Jennings
Career
Per 9 Innings
120
3.1
Rolla Mapel
Career
Per 9 Innings
10
4.5
Dan Jennings
Career
Per 9 Innings
3.96
3.96
Rolla Mapel
Career
Per 9 Innings
5.35
5.35
Dan Jennings
Career
Per 9 Innings
3.74
3.74
Rolla Mapel
Career
Per 9 Innings
5.8
5.8
Dan Jennings
Career
Per 9 Innings
0.259
0.259
Rolla Mapel
Career
Per 9 Innings
0.262
0.262
Dan Jennings
Career
Per 9 Innings
1046
27
Rolla Mapel
Career
Per 9 Innings
60
27
Dan Jennings
Career
Per 9 Innings
348.2
9
Rolla Mapel
Career
Per 9 Innings
20
9
Dan Jennings
Career
Per 9 Innings
8.8
8.8
Rolla Mapel
Career
Per 9 Innings
7.65
7.65
Dan Jennings
Career
Per 9 Innings
0.65
0.65
Rolla Mapel
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0.06
0.06
Rolla Mapel
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
4.05
4.05
Rolla Mapel
Career
Per 9 Innings
7.65
7.65
Dan Jennings
Career
Per 9 Innings
281
7.25
Rolla Mapel
Career
Per 9 Innings
2
0.9
Dan Jennings
Career
Per 9 Innings
7.25
7.25
Rolla Mapel
Career
Per 9 Innings
0.9
0.9
Dan Jennings
Career
Per 9 Innings
0.72
0.72
Rolla Mapel
Career
Per 9 Innings
0.5
0.5
Dan Jennings
Career
Per 9 Innings
1.256
1.256
Rolla Mapel
Career
Per 9 Innings
0.95
0.95
Dan Jennings
Career
Per 9 Innings
8
0.21
Rolla Mapel
Career
Per 9 Innings
3
1.35
Dan Jennings
Career
Per 9 Innings
1512
39.03
Rolla Mapel
Career
Per 9 Innings
85
38.25
Dan Jennings
Career
Per 9 Innings
77
1.99
Rolla Mapel
Career
Per 9 Innings
1
0.45
Dan Jennings
Career
Per 9 Innings
3.64
3.64
Rolla Mapel
Career
Per 9 Innings
5.4
5.4
Dan Jennings
Career
Per 9 Innings
46
1.19
Rolla Mapel
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
1.428
1.428
Rolla Mapel
Career
Per 9 Innings
1.7
1.7
Dan Jennings
Career
Per 9 Innings
1319
34.05
Rolla Mapel
Career
Per 9 Innings
65
29.25
Dan Jennings
Career
Per 9 Innings
0.36
0.36
Rolla Mapel
Career
Per 9 Innings
3
3
Dan Jennings
Career
Per 9 Innings
0.312
0.312
Rolla Mapel
Career
Per 9 Innings
0.27
0.27
Dan Jennings
Career
Per 9 Innings
39.03
39.03
Rolla Mapel
Career
Per 9 Innings
38.25
38.25
Fielding Stats for Dan Jennings and Rolla Mapel
Dan Jennings
Career
Per 9 Innings
390
10.07
Rolla Mapel
Career
Per 9 Innings
4
Dan Jennings
Career
Per 9 Innings
76
1.96
Rolla Mapel
Career
Per 9 Innings
11
Dan Jennings
Career
Per 9 Innings
72
1.86
Rolla Mapel
Career
Per 9 Innings
11
Dan Jennings
Career
Per 9 Innings
94.74
94.74
Rolla Mapel
Career
Per 9 Innings
100
Dan Jennings
Career
Per 9 Innings
0.185
0.185
Rolla Mapel
Career
Per 9 Innings
2.75
Hitting Stats for Dan Jennings and Rolla Mapel
Dan Jennings
Career
Per 600 PA
0.5
0.5
Rolla Mapel
Career
Per 600 PA
0.167
0.167
Dan Jennings
Career
Per 600 PA
1.25
1.25
Rolla Mapel
Career
Per 600 PA
0.333
0.333
Dan Jennings
Career
Per 600 PA
1.25
186.79
Rolla Mapel
Career
Per 600 PA
0.15
14.97
Dan Jennings
Career
Per 600 PA
0.5
0.5
Rolla Mapel
Career
Per 600 PA
0.167
0.167
Dan Jennings
Career
Per 600 PA
0.75
0.75
Rolla Mapel
Career
Per 600 PA
0.167
0.167
Dan Jennings
Career
Per 600 PA
0.413
0.413
Rolla Mapel
Career
Per 600 PA
0.117
0.117
Dan Jennings
Career
Per 600 PA
1.2
180.17
Rolla Mapel
Career
Per 600 PA
0.04
4.42
Dan Jennings
Career
Per 600 PA
4
4
Rolla Mapel
Career
Per 600 PA
1.5
1.5