Aaron Small vs. Michael Wacha — Career Comparison

Aaron Small
Gen XCaliforniaThrows RightBats RightNorth AmericaOakland AthleticsAmerican LeagueRelief Pitcher
Michael Wacha
MillenialIowaThrows RightBats RightNorth AmericaKansas City RoyalsAmerican LeagueStarting PitcherAll-Star

Michael Wacha built a career as a starting pitcher and Aaron Small as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Aaron Small led in home run suppression (HR9+ 166 vs 94), walk avoidance (BB%+ 120 vs 107), and skill-based run prevention (DICE+ 104 vs 96). Michael Wacha held the edge in strikeout rate (K%+ 94 vs 68). Role difference aside, Aaron Small holds a clear edge on every meaningful shared measure.

Pitching Stats for Aaron Small and Michael Wacha

Aaron Small
Career
Per 9 Innings
9
9
Michael Wacha
Careerverified
Per 9 Inningsverified
13
13
Aaron Small
Career
Per 9 Inningsverified
172
4.81
Michael Wacha
Careerverified
Per 9 Innings
309
1.71
Aaron Small
Career
Per 9 Innings
15
0.42
Michael Wacha
Careerverified
Per 9 Inningsverified
288
1.59
Aaron Small
Career
Per 9 Inningsverified
25
0.7
Michael Wacha
Careerverified
Per 9 Innings
111
0.61
Aaron Small
Careerverified
Per 9 Inningsverified
13
0.36
Michael Wacha
Career
Per 9 Innings
75
0.41
Aaron Small
Careerverified
Per 9 Inningsverified
65.79
65.79
Michael Wacha
Career
Per 9 Innings
59.68
59.68
Aaron Small
Career
Per 9 Innings
8.72
8.72
Michael Wacha
Careerverified
Per 9 Inningsverified
93.2
93.2
Aaron Small
Career
Per 9 Inningsverified
1
0.03
Michael Wacha
Careerverified
Per 9 Innings
2
0.01
Aaron Small
Career
Per 9 Inningsverified
1
0.03
Michael Wacha
Careerverified
Per 9 Innings
2
0.01
Aaron Small
Careerverified
Per 9 Inningsverified
4
0.11
Michael Wacha
Career
Per 9 Innings
0
0
Aaron Small
Careerverified
Per 9 Innings
186
5.2
Michael Wacha
Career
Per 9 Inningsverified
703
3.89
Aaron Small
Career
Per 9 Innings
5.2
5.2
Michael Wacha
Careerverified
Per 9 Inningsverified
3.89
3.89
Aaron Small
Career
Per 9 Innings
5.5
5.5
Michael Wacha
Careerverified
Per 9 Inningsverified
3.75
3.75
Aaron Small
Career
Per 9 Innings
4.85
4.85
Michael Wacha
Careerverified
Per 9 Inningsverified
3.81
3.81
Aaron Small
Career
Per 9 Innings
0.297
0.297
Michael Wacha
Careerverified
Per 9 Inningsverified
0.253
0.253
Aaron Small
Career
Per 9 Innings
965
27
Michael Wacha
Careerverified
Per 9 Innings
4882
27
Aaron Small
Career
Per 9 Innings
321.2
9
Michael Wacha
Careerverified
Per 9 Innings
1627.1
9
Aaron Small
Careerverified
Per 9 Innings
380
10.63
Michael Wacha
Career
Per 9 Inningsverified
1571
8.69
Aaron Small
Career
Per 9 Innings
10.63
10.63
Michael Wacha
Careerverified
Per 9 Inningsverified
8.69
8.69
Aaron Small
Careerverified
Per 9 Inningsverified
37
1.04
Michael Wacha
Career
Per 9 Innings
194
1.07
Aaron Small
Careerverified
Per 9 Inningsverified
1.04
1.04
Michael Wacha
Career
Per 9 Innings
1.07
1.07
Aaron Small
Careerverified
Per 9 Inningsverified
0.22
0.22
Michael Wacha
Career
Per 9 Innings
0.63
0.63
Aaron Small
Careerverified
Per 9 Innings
137
3.83
Michael Wacha
Career
Per 9 Inningsverified
503
2.78
Aaron Small
Careerverified
Per 9 Innings
12
0.34
Michael Wacha
Career
Per 9 Inningsverified
18
0.1
Aaron Small
Career
Per 9 Innings
3.83
3.83
Michael Wacha
Careerverified
Per 9 Inningsverified
2.78
2.78
Aaron Small
Career
Per 9 Innings
170
4.76
Michael Wacha
Careerverified
Per 9 Inningsverified
1416
7.83
Aaron Small
Career
Per 9 Innings
4.76
4.76
Michael Wacha
Careerverified
Per 9 Inningsverified
7.83
7.83
Aaron Small
Career
Per 9 Innings
0.99
0.99
Michael Wacha
Careerverified
Per 9 Inningsverified
4.58
4.58
Aaron Small
Career
Per 9 Innings
0.954
0.954
Michael Wacha
Careerverified
Per 9 Inningsverified
1.179
1.179
Aaron Small
Careerverified
Per 9 Innings
12
0.34
Michael Wacha
Career
Per 9 Inningsverified
43
0.24
Aaron Small
Careerverified
Per 9 Innings
14
0.39
Michael Wacha
Career
Per 9 Inningsverified
42
0.23
Aaron Small
Careerverified
Per 9 Inningsverified
0
0
Michael Wacha
Career
Per 9 Innings
3
0.02
Aaron Small
Career
Per 9 Inningsverified
1454
40.68
Michael Wacha
Careerverified
Per 9 Innings
6846
37.86
Aaron Small
Careerverified
Per 9 Inningsverified
45
1.26
Michael Wacha
Career
Per 9 Innings
4
0.02
Aaron Small
Careerverified
Per 9 Innings
202
5.65
Michael Wacha
Career
Per 9 Inningsverified
746
4.13
Aaron Small
Career
Per 9 Innings
5.65
5.65
Michael Wacha
Careerverified
Per 9 Inningsverified
4.13
4.13
Aaron Small
Careerverified
Per 9 Innings
12
0.34
Michael Wacha
Career
Per 9 Inningsverified
37
0.2
Aaron Small
Careerverified
Per 9 Innings
12
0.34
Michael Wacha
Career
Per 9 Inningsverified
45
0.25
Aaron Small
Career
Per 9 Inningsverified
40
1.12
Michael Wacha
Careerverified
Per 9 Innings
136
0.75
Aaron Small
Career
Per 9 Innings
1.607
1.607
Michael Wacha
Careerverified
Per 9 Inningsverified
1.275
1.275
Aaron Small
Career
Per 9 Inningsverified
1279
35.79
Michael Wacha
Careerverified
Per 9 Innings
6219
34.39
Aaron Small
Careerverified
Per 9 Inningsverified
1.17
1.17
Michael Wacha
Career
Per 9 Innings
2.41
2.41
Aaron Small
Career
Per 9 Innings
0.32
0.32
Michael Wacha
Careerverified
Per 9 Inningsverified
0.299
0.299
Aaron Small
Careerverified
Per 9 Inningsverified
40.68
40.68
Michael Wacha
Career
Per 9 Innings
37.86
37.86

Fielding Stats for Aaron Small and Michael Wacha

Aaron Small
Career
Per 9 Innings
9
9
Michael Wacha
Careerverified
Per 9 Inningsverified
13
13
Aaron Small
Career
Per 9 Inningsverified
172
4.81
Michael Wacha
Careerverified
Per 9 Innings
309
1.71
Aaron Small
Career
Per 9 Innings
15
0.42
Michael Wacha
Careerverified
Per 9 Inningsverified
288
1.59
Aaron Small
Career
Per 9 Innings
965
27
Michael Wacha
Careerverified
Per 9 Innings
4882
27
Aaron Small
Career
Per 9 Innings
321.2
9
Michael Wacha
Careerverified
Per 9 Innings
1627.1
9
Aaron Small
Career
Per 9 Innings
13
0.36
Michael Wacha
Careerverified
Per 9 Inningsverified
119
0.66
Aaron Small
Career
Per 9 Inningsverified
38
1.06
Michael Wacha
Careerverified
Per 9 Innings
170
0.94
Aaron Small
Careerverified
Per 9 Inningsverified
1
0.03
Michael Wacha
Career
Per 9 Innings
7
0.04
Aaron Small
Career
Per 9 Innings
52
1.45
Michael Wacha
Careerverified
Per 9 Inningsverified
296
1.64
Aaron Small
Career
Per 9 Innings
51
1.43
Michael Wacha
Careerverified
Per 9 Inningsverified
289
1.6
Aaron Small
Careerverified
Per 9 Inningsverified
98.08
98.08
Michael Wacha
Career
Per 9 Innings
97.64
97.64
Aaron Small
Career
Per 9 Innings
0.297
0.297
Michael Wacha
Careerverified
Per 9 Inningsverified
0.935
0.935
Aaron Small
Career
Per 9 Innings
8.72
8.72
Michael Wacha
Careerverified
Per 9 Inningsverified
93.2
93.2
Aaron Small
Career
Per 9 Innings
2
0.06
Michael Wacha
Careerverified
Per 9 Inningsverified
14
0.08
Aaron Small
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Aaron Small
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Aaron Small
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0
Aaron Small
Career
Per 9 Innings
0
0
Michael Wacha
Career
Per 9 Innings
0
0

Hitting Stats for Aaron Small and Michael Wacha

Aaron Small
Career
Per 600 PA
9
9
Michael Wacha
Careerverified
Per 600 PAverified
13
13
Aaron Small
Career
Per 600 PAverified
172
20640
Michael Wacha
Careerverified
Per 600 PA
310
641.38
Aaron Small
Career
Per 600 PA
5
600
Michael Wacha
Careerverified
Per 600 PA
290
600
Aaron Small
Career
Per 600 PA
4
480
Michael Wacha
Careerverified
Per 600 PAverified
251
519.31
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.092
0.092
Aaron Small
Career
Per 600 PA
0.2
0.2
Michael Wacha
Careerverified
Per 600 PAverified
0.319
0.319
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
23
47.59
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
21
43.45
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
2
4.14
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
2
4.14
Aaron Small
Career
Per 600 PA
Michael Wacha
Careerverified
Per 600 PAverified
0.087
0.087
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Career
Per 600 PA
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
2.82
5.84
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
25
51.72
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
32
66.21
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.123
0.123
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.1
0.1
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.222
0.222
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.008
0.008
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.08
0.08
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.152
0.152
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.181
0.181
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
16
33.1
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
16
33.1
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
32
66.21
Aaron Small
Careerverified
Per 600 PA
-0.4
-48.1
Michael Wacha
Career
Per 600 PAverified
-7.53
-15.58
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
9
18.62
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Careerverified
Per 600 PA
3
360
Michael Wacha
Career
Per 600 PAverified
125
258.62
Aaron Small
Career
Per 600 PA
1.67
1.67
Michael Wacha
Careerverified
Per 600 PAverified
2.32
2.32
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
0.07
0.07
Aaron Small
Career
Per 600 PAverified
1
120
Michael Wacha
Careerverified
Per 600 PA
29
60
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
1
2.07
Aaron Small
Careerverified
Per 600 PAverified
0
0
Michael Wacha
Career
Per 600 PA
3
6.21
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
1
2.07
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Career
Per 600 PA
0
0
Aaron Small
Career
Per 600 PA
0
0
Michael Wacha
Careerverified
Per 600 PAverified
1
2.07
Aaron Small
Career
Per 600 PA
Michael Wacha
Careerverified
Per 600 PAverified
100
100