Jason Grilli vs. Mitch Keller — Career Comparison

Jason Grilli
Gen XMichiganThrows RightBats RightNorth AmericaPittsburgh PiratesNational LeagueRelief PitcherAll-Star
Mitch Keller
MillenialIowaThrows RightBats RightNorth AmericaPittsburgh PiratesNational LeagueStarting PitcherAll-Star

Mitch Keller built a career as a starting pitcher and Jason Grilli as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mitch Keller led in home run suppression (HR9+ 122 vs 81), skill-based run prevention (DICE+ 105 vs 85), and walk avoidance (BB%+ 104 vs 89). Jason Grilli held the edge in strikeout rate (K%+ 100 vs 98). Role difference aside, Mitch Keller holds a clear edge on every meaningful shared measure.

Pitching Stats for Jason Grilli and Mitch Keller

Jason Grilli
Careerverified
Per 9 Inningsverified
15
15
Mitch Keller
Career
Per 9 Innings
7
7
Jason Grilli
Careerverified
Per 9 Inningsverified
595
7.82
Mitch Keller
Career
Per 9 Innings
165
1.69
Jason Grilli
Career
Per 9 Innings
16
0.21
Mitch Keller
Careerverified
Per 9 Inningsverified
163
1.67
Jason Grilli
Career
Per 9 Inningsverified
34
0.45
Mitch Keller
Careerverified
Per 9 Innings
42
0.43
Jason Grilli
Careerverified
Per 9 Inningsverified
47
0.62
Mitch Keller
Career
Per 9 Innings
65
0.67
Jason Grilli
Careerverified
Per 9 Inningsverified
41.98
41.98
Mitch Keller
Career
Per 9 Innings
39.25
39.25
Jason Grilli
Career
Per 9 Innings
2.69
2.69
Mitch Keller
Careerverified
Per 9 Inningsverified
98.79
98.79
Jason Grilli
Career
Per 9 Innings
1
0.01
Mitch Keller
Careerverified
Per 9 Inningsverified
2
0.02
Jason Grilli
Career
Per 9 Innings
0
0
Mitch Keller
Careerverified
Per 9 Inningsverified
1
0.01
Jason Grilli
Careerverified
Per 9 Inningsverified
79
1.04
Mitch Keller
Career
Per 9 Innings
0
0
Jason Grilli
Careerverified
Per 9 Inningsverified
321
4.22
Mitch Keller
Career
Per 9 Innings
440
4.51
Jason Grilli
Careerverified
Per 9 Inningsverified
4.22
4.22
Mitch Keller
Career
Per 9 Innings
4.51
4.51
Jason Grilli
Careerverified
Per 9 Inningsverified
4.05
4.05
Mitch Keller
Career
Per 9 Innings
4.46
4.46
Jason Grilli
Career
Per 9 Innings
3.84
3.84
Mitch Keller
Career
Per 9 Innings
3.84
3.84
Jason Grilli
Careerverified
Per 9 Inningsverified
0.248
0.248
Mitch Keller
Career
Per 9 Innings
0.267
0.267
Jason Grilli
Career
Per 9 Innings
2054
27
Mitch Keller
Careerverified
Per 9 Innings
2634
27
Jason Grilli
Career
Per 9 Innings
684.2
9
Mitch Keller
Careerverified
Per 9 Innings
878
9
Jason Grilli
Careerverified
Per 9 Inningsverified
644
8.47
Mitch Keller
Career
Per 9 Innings
914
9.37
Jason Grilli
Careerverified
Per 9 Inningsverified
8.47
8.47
Mitch Keller
Career
Per 9 Innings
9.37
9.37
Jason Grilli
Careerverified
Per 9 Inningsverified
76
1
Mitch Keller
Career
Per 9 Innings
103
1.06
Jason Grilli
Careerverified
Per 9 Inningsverified
1
1
Mitch Keller
Career
Per 9 Innings
1.06
1.06
Jason Grilli
Careerverified
Per 9 Inningsverified
0.13
0.13
Mitch Keller
Career
Per 9 Innings
0.62
0.62
Jason Grilli
Careerverified
Per 9 Innings
292
3.84
Mitch Keller
Career
Per 9 Inningsverified
299
3.06
Jason Grilli
Career
Per 9 Innings
26
0.34
Mitch Keller
Careerverified
Per 9 Inningsverified
2
0.02
Jason Grilli
Career
Per 9 Innings
3.84
3.84
Mitch Keller
Careerverified
Per 9 Inningsverified
3.06
3.06
Jason Grilli
Career
Per 9 Inningsverified
694
9.12
Mitch Keller
Careerverified
Per 9 Innings
837
8.58
Jason Grilli
Careerverified
Per 9 Inningsverified
9.12
9.12
Mitch Keller
Career
Per 9 Innings
8.58
8.58
Jason Grilli
Career
Per 9 Innings
1.17
1.17
Mitch Keller
Careerverified
Per 9 Inningsverified
5.07
5.07
Jason Grilli
Careerverified
Per 9 Inningsverified
1.44
1.44
Mitch Keller
Career
Per 9 Innings
1.294
1.294
Jason Grilli
Career
Per 9 Innings
29
0.38
Mitch Keller
Careerverified
Per 9 Inningsverified
19
0.19
Jason Grilli
Careerverified
Per 9 Inningsverified
34
0.45
Mitch Keller
Career
Per 9 Innings
58
0.59
Jason Grilli
Careerverified
Per 9 Inningsverified
0
0
Mitch Keller
Career
Per 9 Innings
4
0.04
Jason Grilli
Career
Per 9 Innings
2969
39.03
Mitch Keller
Careerverified
Per 9 Inningsverified
3818
39.14
Jason Grilli
Careerverified
Per 9 Inningsverified
199
2.62
Mitch Keller
Career
Per 9 Innings
0
0
Jason Grilli
Careerverified
Per 9 Inningsverified
339
4.46
Mitch Keller
Career
Per 9 Innings
472
4.84
Jason Grilli
Careerverified
Per 9 Inningsverified
4.46
4.46
Mitch Keller
Career
Per 9 Innings
4.84
4.84
Jason Grilli
Career
Per 9 Innings
21
0.28
Mitch Keller
Careerverified
Per 9 Inningsverified
8
0.08
Jason Grilli
Careerverified
Per 9 Innings
23
0.3
Mitch Keller
Career
Per 9 Inningsverified
24
0.25
Jason Grilli
Career
Per 9 Innings
47
0.62
Mitch Keller
Careerverified
Per 9 Inningsverified
78
0.8
Jason Grilli
Careerverified
Per 9 Inningsverified
1.367
1.367
Mitch Keller
Career
Per 9 Innings
1.382
1.382
Jason Grilli
Career
Per 9 Innings
2599
34.16
Mitch Keller
Careerverified
Per 9 Inningsverified
3429
35.15
Jason Grilli
Careerverified
Per 9 Inningsverified
0.57
0.57
Mitch Keller
Career
Per 9 Innings
2.86
2.86
Jason Grilli
Careerverified
Per 9 Inningsverified
0.311
0.311
Mitch Keller
Career
Per 9 Innings
0.326
0.326
Jason Grilli
Career
Per 9 Innings
39.03
39.03
Mitch Keller
Careerverified
Per 9 Inningsverified
39.14
39.14

Fielding Stats for Jason Grilli and Mitch Keller

Jason Grilli
Careerverified
Per 9 Inningsverified
15
15
Mitch Keller
Career
Per 9 Innings
7
7
Jason Grilli
Careerverified
Per 9 Inningsverified
595
7.82
Mitch Keller
Career
Per 9 Innings
165
1.69
Jason Grilli
Career
Per 9 Innings
16
0.21
Mitch Keller
Careerverified
Per 9 Inningsverified
163
1.67
Jason Grilli
Career
Per 9 Innings
2054
27
Mitch Keller
Careerverified
Per 9 Innings
2634
27
Jason Grilli
Career
Per 9 Innings
684.2
9
Mitch Keller
Careerverified
Per 9 Innings
878
9
Jason Grilli
Career
Per 9 Innings
29
0.38
Mitch Keller
Careerverified
Per 9 Inningsverified
65
0.67
Jason Grilli
Career
Per 9 Inningsverified
79
1.04
Mitch Keller
Careerverified
Per 9 Innings
80
0.82
Jason Grilli
Career
Per 9 Innings
8
0.11
Mitch Keller
Careerverified
Per 9 Inningsverified
3
0.03
Jason Grilli
Career
Per 9 Innings
116
1.52
Mitch Keller
Careerverified
Per 9 Innings
148
1.52
Jason Grilli
Career
Per 9 Innings
108
1.42
Mitch Keller
Careerverified
Per 9 Inningsverified
145
1.49
Jason Grilli
Career
Per 9 Innings
93.1
93.1
Mitch Keller
Careerverified
Per 9 Inningsverified
97.97
97.97
Jason Grilli
Career
Per 9 Innings
0.182
0.182
Mitch Keller
Careerverified
Per 9 Inningsverified
0.879
0.879
Jason Grilli
Career
Per 9 Innings
2.69
2.69
Mitch Keller
Careerverified
Per 9 Inningsverified
98.79
98.79
Jason Grilli
Career
Per 9 Innings
6
0.08
Mitch Keller
Careerverified
Per 9 Inningsverified
10
0.1
Jason Grilli
Career
Per 9 Innings
0
0
Mitch Keller
Career
Per 9 Innings
0
0
Jason Grilli
Career
Per 9 Innings
0
0
Mitch Keller
Career
Per 9 Innings
0
0
Jason Grilli
Career
Per 9 Innings
0
0
Mitch Keller
Career
Per 9 Innings
0
0
Jason Grilli
Career
Per 9 Innings
0
0
Mitch Keller
Career
Per 9 Innings
0
0

Hitting Stats for Jason Grilli and Mitch Keller

Jason Grilli
Careerverified
Per 600 PAverified
15
15
Mitch Keller
Career
Per 600 PA
7
7
Jason Grilli
Careerverified
Per 600 PAverified
595
19833.33
Mitch Keller
Career
Per 600 PA
166
2316.28
Jason Grilli
Career
Per 600 PA
18
600
Mitch Keller
Careerverified
Per 600 PA
43
600
Jason Grilli
Career
Per 600 PA
15
500
Mitch Keller
Careerverified
Per 600 PAverified
38
530.23
Jason Grilli
Careerverified
Per 600 PAverified
0.2
0.2
Mitch Keller
Career
Per 600 PA
0.079
0.079
Jason Grilli
Careerverified
Per 600 PAverified
0.667
0.667
Mitch Keller
Career
Per 600 PA
0.279
0.279
Jason Grilli
Career
Per 600 PAverified
3
100
Mitch Keller
Career
Per 600 PA
3
41.86
Jason Grilli
Career
Per 600 PAverified
2
66.67
Mitch Keller
Careerverified
Per 600 PA
3
41.86
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
1
33.33
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
1
33.33
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
0.333
0.333
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
0.067
0.067
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
0.333
0.333
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
1.37
45.73
Mitch Keller
Career
Per 600 PA
0.25
3.45
Jason Grilli
Careerverified
Per 600 PAverified
6
200
Mitch Keller
Career
Per 600 PA
3
41.86
Jason Grilli
Career
Per 600 PAverified
3
100
Mitch Keller
Careerverified
Per 600 PA
5
69.77
Jason Grilli
Careerverified
Per 600 PAverified
0.2
0.2
Mitch Keller
Career
Per 600 PA
0.125
0.125
Jason Grilli
Careerverified
Per 600 PAverified
0.4
0.4
Mitch Keller
Career
Per 600 PA
0.079
0.079
Jason Grilli
Careerverified
Per 600 PAverified
0.6
0.6
Mitch Keller
Career
Per 600 PA
0.204
0.204
Jason Grilli
Careerverified
Per 600 PAverified
0.2
0.2
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
0.19
0.19
Mitch Keller
Career
Per 600 PA
0.076
0.076
Jason Grilli
Careerverified
Per 600 PAverified
0.462
0.462
Mitch Keller
Career
Per 600 PA
0.139
0.139
Jason Grilli
Careerverified
Per 600 PAverified
0.182
0.182
Mitch Keller
Career
Per 600 PA
0.143
0.143
Jason Grilli
Career
Per 600 PAverified
1
33.33
Mitch Keller
Careerverified
Per 600 PA
2
27.91
Jason Grilli
Careerverified
Per 600 PAverified
3
100
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
3
100
Mitch Keller
Career
Per 600 PA
2
27.91
Jason Grilli
Careerverified
Per 600 PAverified
0.98
32.78
Mitch Keller
Career
Per 600 PA
-1.55
-21.58
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Careerverified
Per 600 PAverified
2
27.91
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Careerverified
Per 600 PAverified
3
100
Mitch Keller
Career
Per 600 PA
17
237.21
Jason Grilli
Careerverified
Per 600 PAverified
6
6
Mitch Keller
Career
Per 600 PA
2.53
2.53
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Careerverified
Per 600 PAverified
0.12
0.12
Jason Grilli
Career
Per 600 PAverified
3
100
Mitch Keller
Career
Per 600 PA
3
41.86
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Career
Per 600 PA
1
33.33
Mitch Keller
Career
Per 600 PAverified
1
13.95
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Career
Per 600 PA
0
0
Mitch Keller
Career
Per 600 PA
0
0
Jason Grilli
Career
Per 600 PA
Mitch Keller
Career
Per 600 PA