John Costello vs. Jim Willoughby — Career Comparison
The numbers give John Costello a clear advantage over Jim Willoughby across the core pitching metrics. John Costello led in run prevention (ERA+ 135 vs 92), home run suppression (HR9+ 115 vs 83), and strikeout rate (K%+ 99 vs 80). Jim Willoughby held the edge in walk avoidance (BB%+ 141 vs 91). John Costello was the better reliever — the numbers make that case clearly.
Pitching Stats for John Costello and Jim Willoughby
John Costello
Career
Per 9 Innings
119
6.79
Jim Willoughby
Career
Per 9 Innings
238
3.89
John Costello
Career
Per 9 Innings
11
0.63
Jim Willoughby
Career
Per 9 Innings
26
0.42
John Costello
Career
Per 9 Innings
6
0.34
Jim Willoughby
Career
Per 9 Innings
36
0.59
John Costello
Career
Per 9 Innings
64.71
64.71
Jim Willoughby
Career
Per 9 Innings
41.94
41.94
John Costello
Career
Per 9 Innings
0
0
Jim Willoughby
Career
Per 9 Innings
11.76
11.76
John Costello
Career
Per 9 Innings
4
0.23
Jim Willoughby
Career
Per 9 Innings
34
0.56
John Costello
Career
Per 9 Innings
52
2.97
Jim Willoughby
Career
Per 9 Innings
232
3.79
John Costello
Career
Per 9 Innings
2.97
2.97
Jim Willoughby
Career
Per 9 Innings
3.79
3.79
John Costello
Career
Per 9 Innings
3.31
3.31
Jim Willoughby
Career
Per 9 Innings
3.75
3.75
John Costello
Career
Per 9 Innings
4.03
4.03
Jim Willoughby
Career
Per 9 Innings
4.34
4.34
John Costello
Career
Per 9 Innings
0.239
0.239
Jim Willoughby
Career
Per 9 Innings
0.267
0.267
John Costello
Career
Per 9 Innings
473
27
Jim Willoughby
Career
Per 9 Innings
1652
27
John Costello
Career
Per 9 Innings
157.2
9
Jim Willoughby
Career
Per 9 Innings
550.2
9
John Costello
Career
Per 9 Innings
141
8.05
Jim Willoughby
Career
Per 9 Innings
558
9.12
John Costello
Career
Per 9 Innings
8.05
8.05
Jim Willoughby
Career
Per 9 Innings
9.12
9.12
John Costello
Career
Per 9 Innings
13
0.74
Jim Willoughby
Career
Per 9 Innings
57
0.93
John Costello
Career
Per 9 Innings
0.74
0.74
Jim Willoughby
Career
Per 9 Innings
0.93
0.93
John Costello
Career
Per 9 Innings
0.11
0.11
Jim Willoughby
Career
Per 9 Innings
0.24
0.24
John Costello
Career
Per 9 Innings
64
3.65
Jim Willoughby
Career
Per 9 Innings
145
2.37
John Costello
Career
Per 9 Innings
15
0.86
Jim Willoughby
Career
Per 9 Innings
29
0.47
John Costello
Career
Per 9 Innings
3.65
3.65
Jim Willoughby
Career
Per 9 Innings
2.37
2.37
John Costello
Career
Per 9 Innings
104
5.94
Jim Willoughby
Career
Per 9 Innings
250
4.09
John Costello
Career
Per 9 Innings
5.94
5.94
Jim Willoughby
Career
Per 9 Innings
4.09
4.09
John Costello
Career
Per 9 Innings
0.87
0.87
Jim Willoughby
Career
Per 9 Innings
1.05
1.05
John Costello
Career
Per 9 Innings
1.066
1.066
Jim Willoughby
Career
Per 9 Innings
0.717
0.717
John Costello
Career
Per 9 Innings
2
0.11
Jim Willoughby
Career
Per 9 Innings
14
0.23
John Costello
Career
Per 9 Innings
3
0.17
Jim Willoughby
Career
Per 9 Innings
21
0.34
John Costello
Career
Per 9 Innings
670
38.25
Jim Willoughby
Career
Per 9 Innings
2306
37.69
John Costello
Career
Per 9 Innings
36
2.05
Jim Willoughby
Career
Per 9 Innings
134
2.19
John Costello
Career
Per 9 Innings
62
3.54
Jim Willoughby
Career
Per 9 Innings
266
4.35
John Costello
Career
Per 9 Innings
3.54
3.54
Jim Willoughby
Career
Per 9 Innings
4.35
4.35
John Costello
Career
Per 9 Innings
5
0.29
Jim Willoughby
Career
Per 9 Innings
35
0.57
John Costello
Career
Per 9 Innings
9
0.51
Jim Willoughby
Career
Per 9 Innings
17
0.28
John Costello
Career
Per 9 Innings
9
0.51
Jim Willoughby
Career
Per 9 Innings
53
0.87
John Costello
Career
Per 9 Innings
1.3
1.3
Jim Willoughby
Career
Per 9 Innings
1.277
1.277
John Costello
Career
Per 9 Innings
589
33.62
Jim Willoughby
Career
Per 9 Innings
2088
34.13
John Costello
Career
Per 9 Innings
0.52
0.52
Jim Willoughby
Career
Per 9 Innings
1.12
1.12
John Costello
Career
Per 9 Innings
0.271
0.271
Jim Willoughby
Career
Per 9 Innings
0.281
0.281
John Costello
Career
Per 9 Innings
38.25
38.25
Jim Willoughby
Career
Per 9 Innings
37.69
37.69
Fielding Stats for John Costello and Jim Willoughby
John Costello
Career
Per 9 Innings
119
6.79
Jim Willoughby
Career
Per 9 Innings
238
3.89
John Costello
Career
Per 9 Innings
0
0
Jim Willoughby
Career
Per 9 Innings
28
0.46
John Costello
Career
Per 9 Innings
473
27
Jim Willoughby
Career
Per 9 Innings
1653
27
John Costello
Career
Per 9 Innings
157.2
9
Jim Willoughby
Career
Per 9 Innings
551
9
John Costello
Career
Per 9 Innings
6
0.34
Jim Willoughby
Career
Per 9 Innings
54
0.88
John Costello
Career
Per 9 Innings
12
0.68
Jim Willoughby
Career
Per 9 Innings
97
1.58
John Costello
Career
Per 9 Innings
18
1.03
Jim Willoughby
Career
Per 9 Innings
156
2.55
John Costello
Career
Per 9 Innings
18
1.03
Jim Willoughby
Career
Per 9 Innings
151
2.47
John Costello
Career
Per 9 Innings
100
100
Jim Willoughby
Career
Per 9 Innings
96.79
96.79
John Costello
Career
Per 9 Innings
0.151
0.151
Jim Willoughby
Career
Per 9 Innings
0.635
0.635
John Costello
Career
Per 9 Innings
0
0
Jim Willoughby
Career
Per 9 Innings
11.76
11.76
John Costello
Career
Per 9 Innings
0
0
Jim Willoughby
Career
Per 9 Innings
0
0
John Costello
Career
Per 9 Innings
0
0
Jim Willoughby
Career
Per 9 Innings
0
0
Hitting Stats for John Costello and Jim Willoughby
John Costello
Career
Per 600 PA
119
4760
Jim Willoughby
Career
Per 600 PA
242
1837.97
John Costello
Career
Per 600 PA
15
600
Jim Willoughby
Career
Per 600 PA
79
600
John Costello
Career
Per 600 PA
0.2
0.2
Jim Willoughby
Career
Per 600 PA
0.494
0.494
John Costello
Career
Per 600 PA
0
0
Jim Willoughby
Career
Per 600 PA
0.015
0.015
John Costello
Career
Per 600 PA
0
0
Jim Willoughby
Career
Per 600 PA
0.197
0.197
John Costello
Career
Per 600 PA
0
0
Jim Willoughby
Career
Per 600 PA
0.145
0.145
John Costello
Career
Per 600 PA
9
360
Jim Willoughby
Career
Per 600 PA
24
182.28
John Costello
Career
Per 600 PA
1.67
1.67
Jim Willoughby
Career
Per 600 PA
3.29
3.29
John Costello
Career
Per 600 PA
3
120
Jim Willoughby
Career
Per 600 PA
8
60.76
John Costello
Career
Per 600 PA
0
0
Jim Willoughby
Career
Per 600 PA
1
7.59