Grant Jackson vs. Alex Kellner — Career Comparison

Grant Jackson
Silent GenerationOhioThrows LeftBats SwitchNorth AmericaPittsburgh PiratesNational LeagueRelief PitcherAll-Star
Alex Kellner
Greatest GenerationArizonaThrows LeftBats RightNorth AmericaPhiladelphia AthleticsAmerican LeagueStarting PitcherAll-Star

Alex Kellner built a career as a starting pitcher and Grant Jackson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Grant Jackson posted stronger surface numbers — ERA 3.46 and WHIP 1.365 compared to 4.41 and 1.451 for Alex Kellner. By the career numbers, Grant Jackson had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Grant Jackson and Alex Kellner

Grant Jackson
Careerverified
Per 9 Inningsverified
18
18
Alex Kellner
Career
Per 9 Innings
12
12
Grant Jackson
Careerverified
Per 9 Inningsverified
692
4.58
Alex Kellner
Career
Per 9 Innings
321
1.56
Grant Jackson
Career
Per 9 Innings
83
0.55
Alex Kellner
Careerverified
Per 9 Inningsverified
250
1.22
Grant Jackson
Career
Per 9 Inningsverified
86
0.57
Alex Kellner
Careerverified
Per 9 Innings
101
0.49
Grant Jackson
Careerverified
Per 9 Inningsverified
75
0.5
Alex Kellner
Career
Per 9 Innings
112
0.55
Grant Jackson
Careerverified
Per 9 Inningsverified
53.42
53.42
Alex Kellner
Career
Per 9 Innings
47.42
47.42
Grant Jackson
Career
Per 9 Innings
11.99
11.99
Alex Kellner
Careerverified
Per 9 Inningsverified
77.88
77.88
Grant Jackson
Career
Per 9 Innings
16
0.11
Alex Kellner
Careerverified
Per 9 Inningsverified
99
0.48
Grant Jackson
Career
Per 9 Innings
5
0.03
Alex Kellner
Careerverified
Per 9 Inningsverified
9
0.04
Grant Jackson
Careerverified
Per 9 Inningsverified
79
0.52
Alex Kellner
Career
Per 9 Innings
5
0.02
Grant Jackson
Careerverified
Per 9 Inningsverified
523
3.46
Alex Kellner
Career
Per 9 Innings
906
4.41
Grant Jackson
Careerverified
Per 9 Inningsverified
3.46
3.46
Alex Kellner
Career
Per 9 Innings
4.41
4.41
Grant Jackson
Careerverified
Per 9 Inningsverified
3.48
3.48
Alex Kellner
Career
Per 9 Innings
4.42
4.42
Grant Jackson
Careerverified
Per 9 Inningsverified
3.91
3.91
Alex Kellner
Career
Per 9 Innings
4.68
4.68
Grant Jackson
Careerverified
Per 9 Inningsverified
0.249
0.249
Alex Kellner
Career
Per 9 Innings
0.266
0.266
Grant Jackson
Career
Per 9 Innings
4076
27
Alex Kellner
Careerverified
Per 9 Innings
5548
27
Grant Jackson
Career
Per 9 Innings
1358.2
9
Alex Kellner
Careerverified
Per 9 Innings
1849.1
9
Grant Jackson
Careerverified
Per 9 Inningsverified
1272
8.43
Alex Kellner
Career
Per 9 Innings
1925
9.37
Grant Jackson
Careerverified
Per 9 Inningsverified
8.43
8.43
Alex Kellner
Career
Per 9 Innings
9.37
9.37
Grant Jackson
Careerverified
Per 9 Inningsverified
109
0.72
Alex Kellner
Career
Per 9 Innings
184
0.9
Grant Jackson
Careerverified
Per 9 Inningsverified
0.72
0.72
Alex Kellner
Career
Per 9 Innings
0.9
0.9
Grant Jackson
Careerverified
Per 9 Inningsverified
0.16
0.16
Alex Kellner
Career
Per 9 Innings
0.57
0.57
Grant Jackson
Careerverified
Per 9 Inningsverified
511
3.38
Alex Kellner
Career
Per 9 Innings
747
3.64
Grant Jackson
Career
Per 9 Innings
71
0.47
Alex Kellner
Careerverified
Per 9 Inningsverified
11
0.05
Grant Jackson
Careerverified
Per 9 Inningsverified
3.38
3.38
Alex Kellner
Career
Per 9 Innings
3.64
3.64
Grant Jackson
Careerverified
Per 9 Inningsverified
889
5.89
Alex Kellner
Career
Per 9 Innings
816
3.97
Grant Jackson
Careerverified
Per 9 Inningsverified
5.89
5.89
Alex Kellner
Career
Per 9 Innings
3.97
3.97
Grant Jackson
Career
Per 9 Innings
1.28
1.28
Alex Kellner
Careerverified
Per 9 Inningsverified
2.54
2.54
Grant Jackson
Careerverified
Per 9 Inningsverified
1.03
1.03
Alex Kellner
Career
Per 9 Innings
0.845
0.845
Grant Jackson
Careerverified
Per 9 Innings
44
0.29
Alex Kellner
Career
Per 9 Inningsverified
53
0.26
Grant Jackson
Careerverified
Per 9 Inningsverified
21
0.14
Alex Kellner
Career
Per 9 Innings
37
0.18
Grant Jackson
Career
Per 9 Innings
9
0.06
Alex Kellner
Careerverified
Per 9 Inningsverified
3
0.01
Grant Jackson
Career
Per 9 Innings
5749
38.08
Alex Kellner
Careerverified
Per 9 Inningsverified
8023
39.04
Grant Jackson
Careerverified
Per 9 Inningsverified
291
1.93
Alex Kellner
Career
Per 9 Innings
37
0.18
Grant Jackson
Careerverified
Per 9 Inningsverified
589
3.9
Alex Kellner
Career
Per 9 Innings
1015
4.94
Grant Jackson
Careerverified
Per 9 Inningsverified
3.9
3.9
Alex Kellner
Career
Per 9 Innings
4.94
4.94
Grant Jackson
Career
Per 9 Innings
62
0.41
Alex Kellner
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Career
Per 9 Innings
43
0.28
Alex Kellner
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Careerverified
Per 9 Inningsverified
52
0.34
Alex Kellner
Career
Per 9 Innings
0
0
Grant Jackson
Careerverified
Per 9 Inningsverified
1.312
1.312
Alex Kellner
Career
Per 9 Innings
1.445
1.445
Grant Jackson
Career
Per 9 Innings
5112
33.86
Alex Kellner
Careerverified
Per 9 Inningsverified
7239
35.23
Grant Jackson
Careerverified
Per 9 Inningsverified
0.85
0.85
Alex Kellner
Career
Per 9 Innings
3.16
3.16
Grant Jackson
Career
Per 9 Innings
0.283
0.283
Alex Kellner
Careerverified
Per 9 Inningsverified
0.279
0.279
Grant Jackson
Career
Per 9 Innings
38.08
38.08
Alex Kellner
Careerverified
Per 9 Inningsverified
39.04
39.04

Fielding Stats for Grant Jackson and Alex Kellner

Grant Jackson
Careerverified
Per 9 Inningsverified
18
18
Alex Kellner
Career
Per 9 Innings
12
12
Grant Jackson
Careerverified
Per 9 Inningsverified
692
4.58
Alex Kellner
Career
Per 9 Innings
321
4.05
Grant Jackson
Career
Per 9 Innings
83
0.55
Alex Kellner
Careerverified
Per 9 Inningsverified
106
1.34
Grant Jackson
Careerverified
Per 9 Innings
4078
27
Alex Kellner
Career
Per 9 Innings
2139
27
Grant Jackson
Careerverified
Per 9 Innings
1359.1
9
Alex Kellner
Career
Per 9 Innings
713
9
Grant Jackson
Career
Per 9 Innings
55
0.36
Alex Kellner
Careerverified
Per 9 Inningsverified
83
1.05
Grant Jackson
Career
Per 9 Innings
170
1.13
Alex Kellner
Careerverified
Per 9 Inningsverified
280
3.53
Grant Jackson
Careerverified
Per 9 Inningsverified
16
0.11
Alex Kellner
Career
Per 9 Innings
17
0.21
Grant Jackson
Career
Per 9 Innings
241
1.6
Alex Kellner
Careerverified
Per 9 Inningsverified
380
4.8
Grant Jackson
Career
Per 9 Innings
225
1.49
Alex Kellner
Careerverified
Per 9 Inningsverified
363
4.58
Grant Jackson
Career
Per 9 Innings
93.36
93.36
Alex Kellner
Careerverified
Per 9 Inningsverified
95.53
95.53
Grant Jackson
Career
Per 9 Innings
0.325
0.325
Alex Kellner
Careerverified
Per 9 Inningsverified
1.131
1.131
Grant Jackson
Career
Per 9 Innings
11.99
11.99
Alex Kellner
Careerverified
Per 9 Inningsverified
33.02
33.02
Grant Jackson
Career
Per 9 Innings
12
0.08
Alex Kellner
Careerverified
Per 9 Inningsverified
27
0.34
Grant Jackson
Career
Per 9 Innings
0
0
Alex Kellner
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Alex Kellner
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Alex Kellner
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Alex Kellner
Career
Per 9 Innings
0
0

Hitting Stats for Grant Jackson and Alex Kellner

Grant Jackson
Careerverified
Per 600 PAverified
18
18
Alex Kellner
Career
Per 600 PA
12
12
Grant Jackson
Careerverified
Per 600 PAverified
718
1709.52
Alex Kellner
Career
Per 600 PA
323
275.28
Grant Jackson
Career
Per 600 PA
252
600
Alex Kellner
Careerverified
Per 600 PA
704
600
Grant Jackson
Career
Per 600 PAverified
236
561.9
Alex Kellner
Careerverified
Per 600 PA
643
548.01
Grant Jackson
Career
Per 600 PA
0.136
0.136
Alex Kellner
Careerverified
Per 600 PAverified
0.215
0.215
Grant Jackson
Career
Per 600 PA
0.373
0.373
Alex Kellner
Careerverified
Per 600 PAverified
0.544
0.544
Grant Jackson
Career
Per 600 PA
32
76.19
Alex Kellner
Careerverified
Per 600 PAverified
138
117.61
Grant Jackson
Career
Per 600 PA
27
64.29
Alex Kellner
Careerverified
Per 600 PAverified
117
99.72
Grant Jackson
Career
Per 600 PA
2
4.76
Alex Kellner
Careerverified
Per 600 PAverified
16
13.64
Grant Jackson
Career
Per 600 PAverified
1
2.38
Alex Kellner
Career
Per 600 PA
1
0.85
Grant Jackson
Career
Per 600 PAverified
2
4.76
Alex Kellner
Careerverified
Per 600 PA
4
3.41
Grant Jackson
Career
Per 600 PA
5
11.9
Alex Kellner
Careerverified
Per 600 PAverified
21
17.9
Grant Jackson
Careerverified
Per 600 PAverified
0.156
0.156
Alex Kellner
Career
Per 600 PA
0.152
0.152
Grant Jackson
Careerverified
Per 600 PAverified
0.009
0.009
Alex Kellner
Career
Per 600 PA
0.006
0.006
Grant Jackson
Careerverified
Per 600 PAverified
0.063
0.063
Alex Kellner
Career
Per 600 PA
0.029
0.029
Grant Jackson
Career
Per 600 PA
7.48
17.81
Alex Kellner
Careerverified
Per 600 PAverified
37.84
32.25
Grant Jackson
Career
Per 600 PA
42
100
Alex Kellner
Careerverified
Per 600 PAverified
168
143.18
Grant Jackson
Career
Per 600 PA
40
95.24
Alex Kellner
Careerverified
Per 600 PAverified
170
144.89
Grant Jackson
Career
Per 600 PA
0.164
0.164
Alex Kellner
Careerverified
Per 600 PAverified
0.252
0.252
Grant Jackson
Career
Per 600 PA
0.178
0.178
Alex Kellner
Careerverified
Per 600 PAverified
0.261
0.261
Grant Jackson
Career
Per 600 PA
0.342
0.342
Alex Kellner
Careerverified
Per 600 PAverified
0.513
0.513
Grant Jackson
Career
Per 600 PA
0.042
0.042
Alex Kellner
Careerverified
Per 600 PAverified
0.047
0.047
Grant Jackson
Career
Per 600 PA
0.118
0.118
Alex Kellner
Careerverified
Per 600 PAverified
0.179
0.179
Grant Jackson
Career
Per 600 PA
0.242
0.242
Alex Kellner
Careerverified
Per 600 PAverified
0.379
0.379
Grant Jackson
Career
Per 600 PA
0.208
0.208
Alex Kellner
Careerverified
Per 600 PAverified
0.251
0.251
Grant Jackson
Career
Per 600 PAverified
20
47.62
Alex Kellner
Careerverified
Per 600 PA
49
41.76
Grant Jackson
Career
Per 600 PA
17
40.48
Alex Kellner
Careerverified
Per 600 PAverified
57
48.58
Grant Jackson
Career
Per 600 PA
35
83.33
Alex Kellner
Careerverified
Per 600 PAverified
102
86.93
Grant Jackson
Career
Per 600 PA
1.36
3.23
Alex Kellner
Careerverified
Per 600 PAverified
39.63
33.77
Grant Jackson
Career
Per 600 PAverified
1
2.38
Alex Kellner
Careerverified
Per 600 PA
2
1.7
Grant Jackson
Career
Per 600 PA
7
16.67
Alex Kellner
Careerverified
Per 600 PAverified
30
25.57
Grant Jackson
Career
Per 600 PA
0
0
Alex Kellner
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PA
90
214.29
Alex Kellner
Career
Per 600 PAverified
106
90.34
Grant Jackson
Career
Per 600 PA
2.8
2.8
Alex Kellner
Careerverified
Per 600 PAverified
6.64
6.64
Grant Jackson
Career
Per 600 PA
0.08
0.08
Alex Kellner
Careerverified
Per 600 PAverified
0.28
0.28
Grant Jackson
Career
Per 600 PA
8
19.05
Alex Kellner
Careerverified
Per 600 PAverified
28
23.86
Grant Jackson
Career
Per 600 PA
0
0
Alex Kellner
Careerverified
Per 600 PAverified
1
0.85
Grant Jackson
Careerverified
Per 600 PAverified
3
7.14
Alex Kellner
Career
Per 600 PA
23
19.6
Grant Jackson
Career
Per 600 PA
0
0
Alex Kellner
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Alex Kellner
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Alex Kellner
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
Alex Kellner
Career
Per 600 PA