Kevin Kelly vs. Billy Koch — Career Comparison
The numbers give Kevin Kelly a clear advantage over Billy Koch across the core pitching metrics. Kevin Kelly led in walk avoidance (BB%+ 213 vs 80), home run suppression (HR9+ 184 vs 118), and run prevention (ERA+ 115 vs 106). Billy Koch held the edge in strikeout rate (K%+ 115 vs 88). Kevin Kelly was the better reliever — the numbers make that case clearly.
Pitching Stats for Kevin Kelly and Billy Koch
Kevin Kelly
Career
Per 9 Innings
166
8.42
Billy Koch
Career
Per 9 Innings
379
8.37
Kevin Kelly
Career
Per 9 Innings
57.14
57.14
Billy Koch
Career
Per 9 Innings
53.7
53.7
Kevin Kelly
Career
Per 9 Innings
70
3.55
Billy Koch
Career
Per 9 Innings
176
3.89
Kevin Kelly
Career
Per 9 Innings
3.02
3.02
Billy Koch
Career
Per 9 Innings
4.01
4.01
Kevin Kelly
Career
Per 9 Innings
3.54
3.54
Billy Koch
Career
Per 9 Innings
4.09
4.09
Kevin Kelly
Career
Per 9 Innings
0.234
0.234
Billy Koch
Career
Per 9 Innings
0.247
0.247
Kevin Kelly
Career
Per 9 Innings
532
27
Billy Koch
Career
Per 9 Innings
1222
27
Kevin Kelly
Career
Per 9 Innings
177.1
9
Billy Koch
Career
Per 9 Innings
407.1
9
Kevin Kelly
Career
Per 9 Innings
7.97
7.97
Billy Koch
Career
Per 9 Innings
8.37
8.37
Kevin Kelly
Career
Per 9 Innings
1.02
1.02
Billy Koch
Career
Per 9 Innings
0.91
0.91
Kevin Kelly
Career
Per 9 Innings
0.12
0.12
Billy Koch
Career
Per 9 Innings
0.11
0.11
Kevin Kelly
Career
Per 9 Innings
3
0.15
Billy Koch
Career
Per 9 Innings
27
0.6
Kevin Kelly
Career
Per 9 Innings
1.67
1.67
Billy Koch
Career
Per 9 Innings
4.22
4.22
Kevin Kelly
Career
Per 9 Innings
154
7.82
Billy Koch
Career
Per 9 Innings
357
7.89
Kevin Kelly
Career
Per 9 Innings
7.82
7.82
Billy Koch
Career
Per 9 Innings
7.89
7.89
Kevin Kelly
Career
Per 9 Innings
0.93
0.93
Billy Koch
Career
Per 9 Innings
0.94
0.94
Kevin Kelly
Career
Per 9 Innings
1.055
1.055
Billy Koch
Career
Per 9 Innings
1.345
1.345
Kevin Kelly
Career
Per 9 Innings
3
0.15
Billy Koch
Career
Per 9 Innings
19
0.42
Kevin Kelly
Career
Per 9 Innings
15
0.76
Billy Koch
Career
Per 9 Innings
18
0.4
Kevin Kelly
Career
Per 9 Innings
725
36.8
Billy Koch
Career
Per 9 Innings
1777
39.26
Kevin Kelly
Career
Per 9 Innings
30
1.52
Billy Koch
Career
Per 9 Innings
325
7.18
Kevin Kelly
Career
Per 9 Innings
4.11
4.11
Billy Koch
Career
Per 9 Innings
4.24
4.24
Kevin Kelly
Career
Per 9 Innings
2
0.1
Billy Koch
Career
Per 9 Innings
22
0.49
Kevin Kelly
Career
Per 9 Innings
3
0.15
Billy Koch
Career
Per 9 Innings
12
0.27
Kevin Kelly
Career
Per 9 Innings
13
0.66
Billy Koch
Career
Per 9 Innings
34
0.75
Kevin Kelly
Career
Per 9 Innings
1.071
1.071
Billy Koch
Career
Per 9 Innings
1.399
1.399
Kevin Kelly
Career
Per 9 Innings
672
34.11
Billy Koch
Career
Per 9 Innings
1534
33.89
Kevin Kelly
Career
Per 9 Innings
0.49
0.49
Billy Koch
Career
Per 9 Innings
0.51
0.51
Kevin Kelly
Career
Per 9 Innings
0.275
0.275
Billy Koch
Career
Per 9 Innings
0.298
0.298
Kevin Kelly
Career
Per 9 Innings
36.8
36.8
Billy Koch
Career
Per 9 Innings
39.26
39.26
Fielding Stats for Kevin Kelly and Billy Koch
Kevin Kelly
Career
Per 9 Innings
166
8.42
Billy Koch
Career
Per 9 Innings
379
8.37
Kevin Kelly
Career
Per 9 Innings
532
27
Billy Koch
Career
Per 9 Innings
1222
27
Kevin Kelly
Career
Per 9 Innings
177.1
9
Billy Koch
Career
Per 9 Innings
407.1
9
Kevin Kelly
Career
Per 9 Innings
34
1.73
Billy Koch
Career
Per 9 Innings
80
1.77
Kevin Kelly
Career
Per 9 Innings
33
1.67
Billy Koch
Career
Per 9 Innings
78
1.72
Kevin Kelly
Career
Per 9 Innings
97.06
97.06
Billy Koch
Career
Per 9 Innings
97.5
97.5
Kevin Kelly
Career
Per 9 Innings
0.199
0.199
Billy Koch
Career
Per 9 Innings
0.206
0.206
Kevin Kelly
Career
Per 9 Innings
1
0.05
Billy Koch
Career
Per 9 Innings
7
0.15