Michael Wacha vs. Ron Willis — Career Comparison

Michael Wacha
MillenialIowaThrows RightBats RightNorth AmericaKansas City RoyalsAmerican LeagueStarting PitcherAll-Star
Ron Willis
Silent GenerationTennesseeThrows RightBats RightNorth AmericaSt. Louis CardinalsNational LeagueRelief Pitcher

Michael Wacha built a career as a starting pitcher and Ron Willis as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Michael Wacha led in walk avoidance (BB%+ 107 vs 80), strikeout rate (K%+ 94 vs 78), and skill-based run prevention (DICE+ 96 vs 90). Ron Willis held the edge in home run suppression (HR9+ 134 vs 94). Keeping the role difference in mind, the edge still goes to Michael Wacha.

Pitching Stats for Michael Wacha and Ron Willis

Michael Wacha
Careerverified
Per 9 Inningsverified
13
13
Ron Willis
Career
Per 9 Innings
5
5
Michael Wacha
Careerverified
Per 9 Innings
309
1.71
Ron Willis
Career
Per 9 Inningsverified
188
7.1
Michael Wacha
Careerverified
Per 9 Inningsverified
288
1.59
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Careerverified
Per 9 Inningsverified
111
0.61
Ron Willis
Career
Per 9 Innings
11
0.42
Michael Wacha
Career
Per 9 Inningsverified
75
0.41
Ron Willis
Careerverified
Per 9 Innings
12
0.45
Michael Wacha
Careerverified
Per 9 Inningsverified
59.68
59.68
Ron Willis
Career
Per 9 Innings
47.83
47.83
Michael Wacha
Careerverified
Per 9 Inningsverified
93.2
93.2
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Careerverified
Per 9 Inningsverified
2
0.01
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Careerverified
Per 9 Inningsverified
2
0.01
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Ron Willis
Careerverified
Per 9 Inningsverified
19
0.72
Michael Wacha
Career
Per 9 Innings
703
3.89
Ron Willis
Careerverified
Per 9 Inningsverified
88
3.32
Michael Wacha
Career
Per 9 Innings
3.89
3.89
Ron Willis
Careerverified
Per 9 Inningsverified
3.32
3.32
Michael Wacha
Career
Per 9 Innings
3.75
3.75
Ron Willis
Careerverified
Per 9 Inningsverified
3.36
3.36
Michael Wacha
Careerverified
Per 9 Inningsverified
3.81
3.81
Ron Willis
Career
Per 9 Innings
4.36
4.36
Michael Wacha
Career
Per 9 Innings
0.253
0.253
Ron Willis
Careerverified
Per 9 Inningsverified
0.232
0.232
Michael Wacha
Careerverified
Per 9 Innings
4882
27
Ron Willis
Career
Per 9 Innings
715
27
Michael Wacha
Careerverified
Per 9 Innings
1627.1
9
Ron Willis
Career
Per 9 Innings
238.1
9
Michael Wacha
Career
Per 9 Innings
1571
8.69
Ron Willis
Careerverified
Per 9 Inningsverified
209
7.89
Michael Wacha
Career
Per 9 Innings
8.69
8.69
Ron Willis
Careerverified
Per 9 Inningsverified
7.89
7.89
Michael Wacha
Career
Per 9 Innings
194
1.07
Ron Willis
Careerverified
Per 9 Inningsverified
15
0.57
Michael Wacha
Career
Per 9 Innings
1.07
1.07
Ron Willis
Careerverified
Per 9 Inningsverified
0.57
0.57
Michael Wacha
Career
Per 9 Innings
0.63
0.63
Ron Willis
Careerverified
Per 9 Inningsverified
0.08
0.08
Michael Wacha
Career
Per 9 Inningsverified
503
2.78
Ron Willis
Careerverified
Per 9 Innings
119
4.49
Michael Wacha
Careerverified
Per 9 Inningsverified
18
0.1
Ron Willis
Career
Per 9 Innings
40
1.51
Michael Wacha
Careerverified
Per 9 Inningsverified
2.78
2.78
Ron Willis
Career
Per 9 Innings
4.49
4.49
Michael Wacha
Careerverified
Per 9 Inningsverified
1416
7.83
Ron Willis
Career
Per 9 Innings
128
4.83
Michael Wacha
Careerverified
Per 9 Inningsverified
7.83
7.83
Ron Willis
Career
Per 9 Innings
4.83
4.83
Michael Wacha
Careerverified
Per 9 Inningsverified
4.58
4.58
Ron Willis
Career
Per 9 Innings
0.68
0.68
Michael Wacha
Careerverified
Per 9 Inningsverified
1.179
1.179
Ron Willis
Career
Per 9 Innings
1.036
1.036
Michael Wacha
Career
Per 9 Inningsverified
43
0.24
Ron Willis
Careerverified
Per 9 Innings
13
0.49
Michael Wacha
Career
Per 9 Inningsverified
42
0.23
Ron Willis
Careerverified
Per 9 Innings
9
0.34
Michael Wacha
Career
Per 9 Innings
3
0.02
Ron Willis
Careerverified
Per 9 Inningsverified
0
0
Michael Wacha
Careerverified
Per 9 Innings
6846
37.86
Ron Willis
Career
Per 9 Inningsverified
1037
39.16
Michael Wacha
Career
Per 9 Innings
4
0.02
Ron Willis
Careerverified
Per 9 Inningsverified
74
2.79
Michael Wacha
Career
Per 9 Innings
746
4.13
Ron Willis
Careerverified
Per 9 Inningsverified
101
3.81
Michael Wacha
Career
Per 9 Innings
4.13
4.13
Ron Willis
Careerverified
Per 9 Inningsverified
3.81
3.81
Michael Wacha
Career
Per 9 Innings
37
0.2
Ron Willis
Careerverified
Per 9 Inningsverified
4
0.15
Michael Wacha
Career
Per 9 Innings
45
0.25
Ron Willis
Careerverified
Per 9 Inningsverified
3
0.11
Michael Wacha
Careerverified
Per 9 Inningsverified
136
0.75
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Careerverified
Per 9 Inningsverified
1.275
1.275
Ron Willis
Career
Per 9 Innings
1.376
1.376
Michael Wacha
Careerverified
Per 9 Inningsverified
6219
34.39
Ron Willis
Career
Per 9 Innings
902
34.06
Michael Wacha
Career
Per 9 Innings
2.41
2.41
Ron Willis
Careerverified
Per 9 Inningsverified
0.54
0.54
Michael Wacha
Career
Per 9 Innings
0.299
0.299
Ron Willis
Careerverified
Per 9 Inningsverified
0.256
0.256
Michael Wacha
Career
Per 9 Innings
37.86
37.86
Ron Willis
Careerverified
Per 9 Inningsverified
39.16
39.16

Fielding Stats for Michael Wacha and Ron Willis

Michael Wacha
Careerverified
Per 9 Inningsverified
13
13
Ron Willis
Career
Per 9 Innings
5
5
Michael Wacha
Careerverified
Per 9 Innings
309
1.71
Ron Willis
Career
Per 9 Inningsverified
188
7.1
Michael Wacha
Careerverified
Per 9 Inningsverified
288
1.59
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Careerverified
Per 9 Innings
4882
27
Ron Willis
Career
Per 9 Innings
715
27
Michael Wacha
Careerverified
Per 9 Innings
1627.1
9
Ron Willis
Career
Per 9 Innings
238.1
9
Michael Wacha
Careerverified
Per 9 Innings
119
0.66
Ron Willis
Career
Per 9 Inningsverified
24
0.91
Michael Wacha
Careerverified
Per 9 Innings
170
0.94
Ron Willis
Career
Per 9 Inningsverified
56
2.11
Michael Wacha
Career
Per 9 Innings
7
0.04
Ron Willis
Careerverified
Per 9 Inningsverified
0
0
Michael Wacha
Careerverified
Per 9 Innings
296
1.64
Ron Willis
Career
Per 9 Inningsverified
80
3.02
Michael Wacha
Careerverified
Per 9 Innings
289
1.6
Ron Willis
Career
Per 9 Inningsverified
80
3.02
Michael Wacha
Career
Per 9 Innings
97.64
97.64
Ron Willis
Careerverified
Per 9 Inningsverified
100
100
Michael Wacha
Careerverified
Per 9 Inningsverified
0.935
0.935
Ron Willis
Career
Per 9 Innings
0.426
0.426
Michael Wacha
Careerverified
Per 9 Inningsverified
93.2
93.2
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Careerverified
Per 9 Innings
14
0.08
Ron Willis
Career
Per 9 Inningsverified
6
0.23
Michael Wacha
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0

Hitting Stats for Michael Wacha and Ron Willis

Michael Wacha
Careerverified
Per 600 PAverified
13
13
Ron Willis
Career
Per 600 PA
5
5
Michael Wacha
Careerverified
Per 600 PA
310
641.38
Ron Willis
Career
Per 600 PAverified
188
4338.46
Michael Wacha
Careerverified
Per 600 PA
290
600
Ron Willis
Career
Per 600 PA
26
600
Michael Wacha
Careerverified
Per 600 PA
251
519.31
Ron Willis
Career
Per 600 PAverified
25
576.92
Michael Wacha
Career
Per 600 PA
0.092
0.092
Ron Willis
Careerverified
Per 600 PAverified
0.16
0.16
Michael Wacha
Career
Per 600 PA
0.319
0.319
Ron Willis
Careerverified
Per 600 PAverified
0.404
0.404
Michael Wacha
Careerverified
Per 600 PA
23
47.59
Ron Willis
Career
Per 600 PAverified
4
92.31
Michael Wacha
Careerverified
Per 600 PA
21
43.45
Ron Willis
Career
Per 600 PAverified
3
69.23
Michael Wacha
Careerverified
Per 600 PA
2
4.14
Ron Willis
Career
Per 600 PAverified
1
23.08
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PA
2
4.14
Ron Willis
Career
Per 600 PAverified
1
23.08
Michael Wacha
Career
Per 600 PA
0.087
0.087
Ron Willis
Careerverified
Per 600 PAverified
0.25
0.25
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PA
2.82
5.84
Ron Willis
Career
Per 600 PAverified
0.8
18.42
Michael Wacha
Careerverified
Per 600 PA
25
51.72
Ron Willis
Career
Per 600 PAverified
5
115.38
Michael Wacha
Careerverified
Per 600 PA
32
66.21
Ron Willis
Career
Per 600 PAverified
5
115.38
Michael Wacha
Career
Per 600 PA
0.123
0.123
Ron Willis
Careerverified
Per 600 PAverified
0.192
0.192
Michael Wacha
Career
Per 600 PA
0.1
0.1
Ron Willis
Careerverified
Per 600 PAverified
0.2
0.2
Michael Wacha
Career
Per 600 PA
0.222
0.222
Ron Willis
Careerverified
Per 600 PAverified
0.392
0.392
Michael Wacha
Career
Per 600 PA
0.008
0.008
Ron Willis
Careerverified
Per 600 PAverified
0.04
0.04
Michael Wacha
Career
Per 600 PA
0.08
0.08
Ron Willis
Careerverified
Per 600 PAverified
0.137
0.137
Michael Wacha
Career
Per 600 PA
0.152
0.152
Ron Willis
Careerverified
Per 600 PAverified
0.273
0.273
Michael Wacha
Career
Per 600 PA
0.181
0.181
Ron Willis
Careerverified
Per 600 PAverified
0.235
0.235
Michael Wacha
Careerverified
Per 600 PAverified
16
33.1
Ron Willis
Career
Per 600 PA
1
23.08
Michael Wacha
Careerverified
Per 600 PA
16
33.1
Ron Willis
Career
Per 600 PAverified
3
69.23
Michael Wacha
Careerverified
Per 600 PA
32
66.21
Ron Willis
Career
Per 600 PAverified
4
92.31
Michael Wacha
Career
Per 600 PA
-7.53
-15.58
Ron Willis
Careerverified
Per 600 PAverified
0.27
6.2
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PA
9
18.62
Ron Willis
Career
Per 600 PAverified
1
23.08
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
125
258.62
Ron Willis
Careerverified
Per 600 PAverified
8
184.62
Michael Wacha
Career
Per 600 PA
2.32
2.32
Ron Willis
Careerverified
Per 600 PAverified
3.25
3.25
Michael Wacha
Career
Per 600 PA
0.07
0.07
Ron Willis
Careerverified
Per 600 PAverified
0.13
0.13
Michael Wacha
Careerverified
Per 600 PAverified
29
60
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
1
2.07
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PAverified
3
6.21
Ron Willis
Careerverified
Per 600 PA
1
23.08
Michael Wacha
Careerverified
Per 600 PAverified
1
2.07
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
1
2.07
Ron Willis
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
100
100
Ron Willis
Career
Per 600 PA