Grant Jackson vs. Billy Koch — Career Comparison

Grant Jackson
Silent GenerationOhioThrows LeftBats SwitchNorth AmericaPittsburgh PiratesNational LeagueRelief PitcherAll-Star
Billy Koch
Gen XNew YorkThrows RightBats RightNorth AmericaToronto Blue JaysAmerican LeagueRelief Pitcher

The numbers give Billy Koch a clear advantage over Grant Jackson across the core pitching metrics. Billy Koch led in home run suppression (HR9+ 118 vs 71), strikeout rate (K%+ 115 vs 79), and skill-based run prevention (DICE+ 102 vs 84). Grant Jackson held the edge in walk avoidance (BB%+ 92 vs 80). Billy Koch was the better reliever — the numbers make that case clearly.

Pitching Stats for Grant Jackson and Billy Koch

Grant Jackson
Careerverified
Per 9 Inningsverified
18
18
Billy Koch
Career
Per 9 Innings
6
6
Grant Jackson
Careerverified
Per 9 Innings
692
4.58
Billy Koch
Career
Per 9 Inningsverified
379
8.37
Grant Jackson
Careerverified
Per 9 Inningsverified
83
0.55
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Careerverified
Per 9 Innings
86
0.57
Billy Koch
Career
Per 9 Inningsverified
29
0.64
Grant Jackson
Career
Per 9 Inningsverified
75
0.5
Billy Koch
Careerverified
Per 9 Innings
25
0.55
Grant Jackson
Career
Per 9 Innings
53.42
53.42
Billy Koch
Careerverified
Per 9 Inningsverified
53.7
53.7
Grant Jackson
Careerverified
Per 9 Inningsverified
11.99
11.99
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Careerverified
Per 9 Inningsverified
16
0.11
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Careerverified
Per 9 Inningsverified
5
0.03
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
79
0.52
Billy Koch
Careerverified
Per 9 Inningsverified
163
3.6
Grant Jackson
Career
Per 9 Inningsverified
523
3.46
Billy Koch
Careerverified
Per 9 Innings
176
3.89
Grant Jackson
Careerverified
Per 9 Inningsverified
3.46
3.46
Billy Koch
Career
Per 9 Innings
3.89
3.89
Grant Jackson
Careerverified
Per 9 Inningsverified
3.48
3.48
Billy Koch
Career
Per 9 Innings
4.01
4.01
Grant Jackson
Careerverified
Per 9 Inningsverified
3.91
3.91
Billy Koch
Career
Per 9 Innings
4.09
4.09
Grant Jackson
Career
Per 9 Innings
0.249
0.249
Billy Koch
Careerverified
Per 9 Inningsverified
0.247
0.247
Grant Jackson
Careerverified
Per 9 Innings
4076
27
Billy Koch
Career
Per 9 Innings
1222
27
Grant Jackson
Careerverified
Per 9 Innings
1358.2
9
Billy Koch
Career
Per 9 Innings
407.1
9
Grant Jackson
Career
Per 9 Innings
1272
8.43
Billy Koch
Careerverified
Per 9 Inningsverified
379
8.37
Grant Jackson
Career
Per 9 Innings
8.43
8.43
Billy Koch
Careerverified
Per 9 Inningsverified
8.37
8.37
Grant Jackson
Career
Per 9 Inningsverified
109
0.72
Billy Koch
Careerverified
Per 9 Innings
41
0.91
Grant Jackson
Careerverified
Per 9 Inningsverified
0.72
0.72
Billy Koch
Career
Per 9 Innings
0.91
0.91
Grant Jackson
Career
Per 9 Innings
0.16
0.16
Billy Koch
Careerverified
Per 9 Inningsverified
0.11
0.11
Grant Jackson
Career
Per 9 Inningsverified
511
3.38
Billy Koch
Careerverified
Per 9 Innings
191
4.22
Grant Jackson
Career
Per 9 Inningsverified
71
0.47
Billy Koch
Careerverified
Per 9 Innings
27
0.6
Grant Jackson
Careerverified
Per 9 Inningsverified
3.38
3.38
Billy Koch
Career
Per 9 Innings
4.22
4.22
Grant Jackson
Careerverified
Per 9 Innings
889
5.89
Billy Koch
Career
Per 9 Inningsverified
357
7.89
Grant Jackson
Career
Per 9 Innings
5.89
5.89
Billy Koch
Careerverified
Per 9 Inningsverified
7.89
7.89
Grant Jackson
Careerverified
Per 9 Inningsverified
1.28
1.28
Billy Koch
Career
Per 9 Innings
0.94
0.94
Grant Jackson
Career
Per 9 Innings
1.03
1.03
Billy Koch
Careerverified
Per 9 Inningsverified
1.345
1.345
Grant Jackson
Career
Per 9 Inningsverified
44
0.29
Billy Koch
Careerverified
Per 9 Innings
19
0.42
Grant Jackson
Career
Per 9 Inningsverified
21
0.14
Billy Koch
Careerverified
Per 9 Innings
18
0.4
Grant Jackson
Career
Per 9 Innings
9
0.06
Billy Koch
Careerverified
Per 9 Inningsverified
0
0
Grant Jackson
Careerverified
Per 9 Innings
5749
38.08
Billy Koch
Career
Per 9 Inningsverified
1777
39.26
Grant Jackson
Career
Per 9 Innings
291
1.93
Billy Koch
Careerverified
Per 9 Inningsverified
325
7.18
Grant Jackson
Career
Per 9 Inningsverified
589
3.9
Billy Koch
Careerverified
Per 9 Innings
192
4.24
Grant Jackson
Careerverified
Per 9 Inningsverified
3.9
3.9
Billy Koch
Career
Per 9 Innings
4.24
4.24
Grant Jackson
Career
Per 9 Inningsverified
62
0.41
Billy Koch
Careerverified
Per 9 Innings
22
0.49
Grant Jackson
Career
Per 9 Innings
43
0.28
Billy Koch
Careerverified
Per 9 Inningsverified
12
0.27
Grant Jackson
Careerverified
Per 9 Innings
52
0.34
Billy Koch
Career
Per 9 Inningsverified
34
0.75
Grant Jackson
Careerverified
Per 9 Inningsverified
1.312
1.312
Billy Koch
Career
Per 9 Innings
1.399
1.399
Grant Jackson
Careerverified
Per 9 Innings
5112
33.86
Billy Koch
Career
Per 9 Inningsverified
1534
33.89
Grant Jackson
Career
Per 9 Innings
0.85
0.85
Billy Koch
Careerverified
Per 9 Inningsverified
0.51
0.51
Grant Jackson
Careerverified
Per 9 Inningsverified
0.283
0.283
Billy Koch
Career
Per 9 Innings
0.298
0.298
Grant Jackson
Career
Per 9 Innings
38.08
38.08
Billy Koch
Careerverified
Per 9 Inningsverified
39.26
39.26

Fielding Stats for Grant Jackson and Billy Koch

Grant Jackson
Careerverified
Per 9 Inningsverified
18
18
Billy Koch
Career
Per 9 Innings
6
6
Grant Jackson
Careerverified
Per 9 Innings
692
4.58
Billy Koch
Career
Per 9 Inningsverified
379
8.37
Grant Jackson
Careerverified
Per 9 Inningsverified
83
0.55
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Careerverified
Per 9 Innings
4078
27
Billy Koch
Career
Per 9 Innings
1222
27
Grant Jackson
Careerverified
Per 9 Innings
1359.1
9
Billy Koch
Career
Per 9 Innings
407.1
9
Grant Jackson
Careerverified
Per 9 Innings
55
0.36
Billy Koch
Career
Per 9 Inningsverified
35
0.77
Grant Jackson
Careerverified
Per 9 Inningsverified
170
1.13
Billy Koch
Career
Per 9 Innings
43
0.95
Grant Jackson
Career
Per 9 Innings
16
0.11
Billy Koch
Careerverified
Per 9 Inningsverified
2
0.04
Grant Jackson
Careerverified
Per 9 Innings
241
1.6
Billy Koch
Career
Per 9 Inningsverified
80
1.77
Grant Jackson
Careerverified
Per 9 Innings
225
1.49
Billy Koch
Career
Per 9 Inningsverified
78
1.72
Grant Jackson
Career
Per 9 Innings
93.36
93.36
Billy Koch
Careerverified
Per 9 Inningsverified
97.5
97.5
Grant Jackson
Careerverified
Per 9 Inningsverified
0.325
0.325
Billy Koch
Career
Per 9 Innings
0.206
0.206
Grant Jackson
Careerverified
Per 9 Inningsverified
11.99
11.99
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Careerverified
Per 9 Innings
12
0.08
Billy Koch
Career
Per 9 Inningsverified
7
0.15
Grant Jackson
Career
Per 9 Innings
0
0
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Billy Koch
Career
Per 9 Innings
0
0
Grant Jackson
Career
Per 9 Innings
0
0
Billy Koch
Career
Per 9 Innings
0
0

Hitting Stats for Grant Jackson and Billy Koch

Grant Jackson
Careerverified
Per 600 PAverified
18
18
Billy Koch
Career
Per 600 PA
6
6
Grant Jackson
Careerverified
Per 600 PA
718
1709.52
Billy Koch
Career
Per 600 PAverified
379
113700
Grant Jackson
Careerverified
Per 600 PA
252
600
Billy Koch
Career
Per 600 PA
2
600
Grant Jackson
Careerverified
Per 600 PA
236
561.9
Billy Koch
Career
Per 600 PAverified
2
600
Grant Jackson
Careerverified
Per 600 PAverified
0.136
0.136
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.373
0.373
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
32
76.19
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
27
64.29
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
2
4.76
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
1
2.38
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
2
4.76
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
5
11.9
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.156
0.156
Billy Koch
Career
Per 600 PA
Grant Jackson
Careerverified
Per 600 PAverified
0.009
0.009
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.063
0.063
Billy Koch
Career
Per 600 PA
Grant Jackson
Careerverified
Per 600 PAverified
7.48
17.81
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
42
100
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
40
95.24
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.164
0.164
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.178
0.178
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.342
0.342
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.042
0.042
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.118
0.118
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.242
0.242
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
0.208
0.208
Billy Koch
Career
Per 600 PA
Grant Jackson
Careerverified
Per 600 PAverified
20
47.62
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
17
40.48
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
35
83.33
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
1.36
3.23
Billy Koch
Career
Per 600 PA
-0.22
-66.4
Grant Jackson
Careerverified
Per 600 PAverified
1
2.38
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
7
16.67
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PAverified
90
214.29
Billy Koch
Careerverified
Per 600 PA
2
600
Grant Jackson
Careerverified
Per 600 PAverified
2.8
2.8
Billy Koch
Career
Per 600 PA
1
1
Grant Jackson
Careerverified
Per 600 PAverified
0.08
0.08
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Careerverified
Per 600 PAverified
8
19.05
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
3
7.14
Billy Koch
Careerverified
Per 600 PAverified
0
0
Grant Jackson
Career
Per 600 PA
0
0
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
0
0
Billy Koch
Career
Per 600 PA
0
0
Grant Jackson
Career
Per 600 PA
Billy Koch
Career
Per 600 PA