Bob Groom vs. Dan Jennings — Career Comparison

Bob Groom
Lost GenerationIllinoisThrows RightBats RightNorth AmericaWashington SenatorsAmerican LeagueStarting Pitcher
Dan Jennings
MillenialCaliforniaThrows LeftBats LeftNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher

Bob Groom 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. Bob Groom posted a career ERA of 3.1 against Dan Jennings's 3.1, with WHIP of 1.279 and 1.486 respectively. The raw numbers call this too close to separate — era context would be needed for a firmer verdict.

Pitching Stats for Bob Groom and Dan Jennings

Bob Groom
Careerverified
Per 9 Inningsverified
10
10
Dan Jennings
Career
Per 9 Innings
8
8
Bob Groom
Career
Per 9 Innings
367
1.41
Dan Jennings
Careerverified
Per 9 Inningsverified
390
10.07
Bob Groom
Careerverified
Per 9 Inningsverified
288
1.11
Dan Jennings
Career
Per 9 Innings
1
0.03
Bob Groom
Careerverified
Per 9 Inningsverified
119
0.46
Dan Jennings
Career
Per 9 Innings
17
0.44
Bob Groom
Career
Per 9 Innings
150
0.58
Dan Jennings
Careerverified
Per 9 Inningsverified
20
0.52
Bob Groom
Career
Per 9 Innings
44.24
44.24
Dan Jennings
Careerverified
Per 9 Inningsverified
45.95
45.95
Bob Groom
Careerverified
Per 9 Inningsverified
78.47
78.47
Dan Jennings
Career
Per 9 Innings
0.26
0.26
Bob Groom
Careerverified
Per 9 Inningsverified
157
0.6
Dan Jennings
Career
Per 9 Innings
0
0
Bob Groom
Careerverified
Per 9 Inningsverified
22
0.08
Dan Jennings
Career
Per 9 Innings
0
0
Bob Groom
Careerverified
Per 9 Innings
13
0.05
Dan Jennings
Career
Per 9 Innings
2
0.05
Bob Groom
Career
Per 9 Innings
806
3.1
Dan Jennings
Careerverified
Per 9 Innings
120
3.1
Bob Groom
Career
Per 9 Innings
3.1
3.1
Dan Jennings
Career
Per 9 Innings
3.1
3.1
Bob Groom
Careerverified
Per 9 Inningsverified
3.19
3.19
Dan Jennings
Career
Per 9 Innings
3.96
3.96
Bob Groom
Careerverified
Per 9 Inningsverified
3.36
3.36
Dan Jennings
Career
Per 9 Innings
3.74
3.74
Bob Groom
Careerverified
Per 9 Inningsverified
0.254
0.254
Dan Jennings
Career
Per 9 Innings
0.259
0.259
Bob Groom
Careerverified
Per 9 Innings
7009
27
Dan Jennings
Career
Per 9 Innings
1046
27
Bob Groom
Careerverified
Per 9 Innings
2336.1
9
Dan Jennings
Career
Per 9 Innings
348.2
9
Bob Groom
Career
Per 9 Inningsverified
2205
8.49
Dan Jennings
Careerverified
Per 9 Innings
341
8.8
Bob Groom
Careerverified
Per 9 Inningsverified
8.49
8.49
Dan Jennings
Career
Per 9 Innings
8.8
8.8
Bob Groom
Career
Per 9 Inningsverified
49
0.19
Dan Jennings
Careerverified
Per 9 Innings
25
0.65
Bob Groom
Careerverified
Per 9 Inningsverified
0.19
0.19
Dan Jennings
Career
Per 9 Innings
0.65
0.65
Bob Groom
Career
Per 9 Innings
0.13
0.13
Dan Jennings
Careerverified
Per 9 Inningsverified
0.06
0.06
Bob Groom
Career
Per 9 Inningsverified
783
3.02
Dan Jennings
Careerverified
Per 9 Innings
157
4.05
Bob Groom
Careerverified
Per 9 Inningsverified
0
0
Dan Jennings
Career
Per 9 Innings
20
0.52
Bob Groom
Careerverified
Per 9 Inningsverified
3.02
3.02
Dan Jennings
Career
Per 9 Innings
4.05
4.05
Bob Groom
Careerverified
Per 9 Innings
1159
4.46
Dan Jennings
Career
Per 9 Inningsverified
281
7.25
Bob Groom
Career
Per 9 Innings
4.46
4.46
Dan Jennings
Careerverified
Per 9 Inningsverified
7.25
7.25
Bob Groom
Careerverified
Per 9 Inningsverified
3.16
3.16
Dan Jennings
Career
Per 9 Innings
0.72
0.72
Bob Groom
Career
Per 9 Innings
0.831
0.831
Dan Jennings
Careerverified
Per 9 Inningsverified
1.256
1.256
Bob Groom
Career
Per 9 Inningsverified
59
0.23
Dan Jennings
Careerverified
Per 9 Innings
19
0.49
Bob Groom
Career
Per 9 Innings
55
0.21
Dan Jennings
Careerverified
Per 9 Innings
8
0.21
Bob Groom
Career
Per 9 Inningsverified
1
0
Dan Jennings
Career
Per 9 Innings
1
0.03
Bob Groom
Careerverified
Per 9 Innings
9537
36.74
Dan Jennings
Career
Per 9 Inningsverified
1512
39.03
Bob Groom
Career
Per 9 Innings
47
0.18
Dan Jennings
Careerverified
Per 9 Inningsverified
77
1.99
Bob Groom
Career
Per 9 Innings
1068
4.11
Dan Jennings
Careerverified
Per 9 Inningsverified
141
3.64
Bob Groom
Career
Per 9 Innings
4.11
4.11
Dan Jennings
Careerverified
Per 9 Inningsverified
3.64
3.64
Bob Groom
Careerverified
Per 9 Inningsverified
0
0
Dan Jennings
Career
Per 9 Innings
12
0.31
Bob Groom
Careerverified
Per 9 Inningsverified
0
0
Dan Jennings
Career
Per 9 Innings
16
0.41
Bob Groom
Career
Per 9 Innings
0
0
Dan Jennings
Careerverified
Per 9 Inningsverified
46
1.19
Bob Groom
Careerverified
Per 9 Inningsverified
1.279
1.279
Dan Jennings
Career
Per 9 Innings
1.428
1.428
Bob Groom
Careerverified
Per 9 Innings
8699
33.51
Dan Jennings
Career
Per 9 Inningsverified
1319
34.05
Bob Groom
Career
Per 9 Innings
2.91
2.91
Dan Jennings
Careerverified
Per 9 Inningsverified
0.36
0.36
Bob Groom
Careerverified
Per 9 Inningsverified
0.288
0.288
Dan Jennings
Career
Per 9 Innings
0.312
0.312
Bob Groom
Career
Per 9 Innings
36.74
36.74
Dan Jennings
Careerverified
Per 9 Inningsverified
39.03
39.03

Fielding Stats for Bob Groom and Dan Jennings

Bob Groom
Careerverified
Per 9 Inningsverified
10
10
Dan Jennings
Career
Per 9 Innings
8
8
Bob Groom
Career
Per 9 Innings
369
6.21
Dan Jennings
Careerverified
Per 9 Inningsverified
390
10.07
Bob Groom
Careerverified
Per 9 Inningsverified
63
1.06
Dan Jennings
Career
Per 9 Innings
1
0.03
Bob Groom
Careerverified
Per 9 Innings
1605
27
Dan Jennings
Career
Per 9 Innings
1046
27
Bob Groom
Careerverified
Per 9 Innings
535
9
Dan Jennings
Career
Per 9 Innings
348.2
9
Bob Groom
Careerverified
Per 9 Inningsverified
100
1.68
Dan Jennings
Career
Per 9 Innings
18
0.46
Bob Groom
Careerverified
Per 9 Inningsverified
685
11.52
Dan Jennings
Career
Per 9 Innings
54
1.39
Bob Groom
Career
Per 9 Innings
53
0.89
Dan Jennings
Careerverified
Per 9 Inningsverified
4
0.1
Bob Groom
Careerverified
Per 9 Inningsverified
838
14.1
Dan Jennings
Career
Per 9 Innings
76
1.96
Bob Groom
Careerverified
Per 9 Inningsverified
785
13.21
Dan Jennings
Career
Per 9 Innings
72
1.86
Bob Groom
Career
Per 9 Innings
93.68
93.68
Dan Jennings
Careerverified
Per 9 Inningsverified
94.74
94.74
Bob Groom
Careerverified
Per 9 Inningsverified
2.127
2.127
Dan Jennings
Career
Per 9 Innings
0.185
0.185
Bob Groom
Careerverified
Per 9 Inningsverified
17.07
17.07
Dan Jennings
Career
Per 9 Innings
0.26
0.26
Bob Groom
Careerverified
Per 9 Inningsverified
18
0.3
Dan Jennings
Career
Per 9 Innings
2
0.05
Bob Groom
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0
Bob Groom
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0
Bob Groom
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0
Bob Groom
Career
Per 9 Innings
0
0
Dan Jennings
Career
Per 9 Innings
0
0

Hitting Stats for Bob Groom and Dan Jennings

Bob Groom
Careerverified
Per 600 PAverified
10
10
Dan Jennings
Career
Per 600 PA
8
8
Bob Groom
Career
Per 600 PA
369
260.78
Dan Jennings
Careerverified
Per 600 PAverified
390
58500
Bob Groom
Careerverified
Per 600 PA
849
600
Dan Jennings
Career
Per 600 PA
4
600
Bob Groom
Careerverified
Per 600 PA
764
539.93
Dan Jennings
Career
Per 600 PAverified
4
600
Bob Groom
Career
Per 600 PA
0.128
0.128
Dan Jennings
Careerverified
Per 600 PAverified
0.5
0.5
Bob Groom
Career
Per 600 PA
0.382
0.382
Dan Jennings
Careerverified
Per 600 PAverified
1.25
1.25
Bob Groom
Careerverified
Per 600 PA
98
69.26
Dan Jennings
Career
Per 600 PAverified
2
300
Bob Groom
Careerverified
Per 600 PA
79
55.83
Dan Jennings
Career
Per 600 PAverified
1
150
Bob Groom
Careerverified
Per 600 PA
16
11.31
Dan Jennings
Career
Per 600 PAverified
1
150
Bob Groom
Careerverified
Per 600 PAverified
3
2.12
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PA
19
13.43
Dan Jennings
Career
Per 600 PAverified
1
150
Bob Groom
Career
Per 600 PA
0.194
0.194
Dan Jennings
Careerverified
Per 600 PAverified
0.5
0.5
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PA
21.82
15.42
Dan Jennings
Career
Per 600 PAverified
1.25
186.79
Bob Groom
Careerverified
Per 600 PA
120
84.81
Dan Jennings
Career
Per 600 PAverified
3
450
Bob Groom
Careerverified
Per 600 PA
136
96.11
Dan Jennings
Career
Per 600 PAverified
2
300
Bob Groom
Career
Per 600 PA
0.17
0.17
Dan Jennings
Careerverified
Per 600 PAverified
0.5
0.5
Bob Groom
Career
Per 600 PA
0.157
0.157
Dan Jennings
Careerverified
Per 600 PAverified
0.75
0.75
Bob Groom
Career
Per 600 PA
0.327
0.327
Dan Jennings
Careerverified
Per 600 PAverified
1.25
1.25
Bob Groom
Career
Per 600 PA
0.029
0.029
Dan Jennings
Careerverified
Per 600 PAverified
0.25
0.25
Bob Groom
Career
Per 600 PA
0.116
0.116
Dan Jennings
Careerverified
Per 600 PAverified
0.413
0.413
Bob Groom
Career
Per 600 PA
0.242
0.242
Dan Jennings
Careerverified
Per 600 PAverified
1.5
1.5
Bob Groom
Career
Per 600 PA
0.191
0.191
Dan Jennings
Careerverified
Per 600 PAverified
0.667
0.667
Bob Groom
Careerverified
Per 600 PA
49
34.63
Dan Jennings
Career
Per 600 PAverified
1
150
Bob Groom
Careerverified
Per 600 PAverified
35
24.73
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PA
84
59.36
Dan Jennings
Career
Per 600 PAverified
1
150
Bob Groom
Careerverified
Per 600 PA
6.07
4.29
Dan Jennings
Career
Per 600 PAverified
1.2
180.17
Bob Groom
Careerverified
Per 600 PAverified
1
0.71
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PAverified
37
26.15
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
251
177.39
Dan Jennings
Careerverified
Per 600 PAverified
1
150
Bob Groom
Career
Per 600 PA
3.38
3.38
Dan Jennings
Careerverified
Per 600 PAverified
4
4
Bob Groom
Careerverified
Per 600 PAverified
0.15
0.15
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PAverified
47
33.22
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PAverified
3
2.12
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Career
Per 600 PA
0
0
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PAverified
3
2.12
Dan Jennings
Career
Per 600 PA
0
0
Bob Groom
Careerverified
Per 600 PAverified
100
100
Dan Jennings
Career
Per 600 PA