Aaron Laffey vs. Bill Simas — Career Comparison

Aaron Laffey
MillenialMarylandThrows LeftBats LeftNorth AmericaCleveland GuardiansAmerican LeagueStarting Pitcher
Bill Simas
Gen XCaliforniaThrows RightBats LeftNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher

Aaron Laffey built a career as a starting pitcher and Bill Simas as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bill Simas led in strikeout rate (K%+ 103 vs 63), walk avoidance (BB%+ 106 vs 82), and run prevention (ERA+ 121 vs 98). Aaron Laffey held the edge in home run suppression (HR9+ 122 vs 117). Role difference aside, Bill Simas holds a clear edge on every meaningful shared measure.

Pitching Stats for Aaron Laffey and Bill Simas

Aaron Laffey
Careerverified
Per 9 Inningsverified
8
8
Bill Simas
Career
Per 9 Innings
6
6
Aaron Laffey
Career
Per 9 Innings
156
2.84
Bill Simas
Careerverified
Per 9 Inningsverified
308
8.19
Aaron Laffey
Careerverified
Per 9 Inningsverified
68
1.24
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Careerverified
Per 9 Innings
26
0.47
Bill Simas
Career
Per 9 Inningsverified
18
0.48
Aaron Laffey
Career
Per 9 Innings
29
0.53
Bill Simas
Careerverified
Per 9 Inningsverified
19
0.51
Aaron Laffey
Career
Per 9 Innings
47.27
47.27
Bill Simas
Careerverified
Per 9 Inningsverified
48.65
48.65
Aaron Laffey
Careerverified
Per 9 Inningsverified
43.59
43.59
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Career
Per 9 Innings
0
0
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Career
Per 9 Innings
0
0
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Career
Per 9 Innings
1
0.02
Bill Simas
Careerverified
Per 9 Inningsverified
23
0.61
Aaron Laffey
Career
Per 9 Innings
244
4.44
Bill Simas
Careerverified
Per 9 Inningsverified
144
3.83
Aaron Laffey
Career
Per 9 Innings
4.44
4.44
Bill Simas
Careerverified
Per 9 Inningsverified
3.83
3.83
Aaron Laffey
Career
Per 9 Innings
5.01
5.01
Bill Simas
Careerverified
Per 9 Inningsverified
4.26
4.26
Aaron Laffey
Career
Per 9 Innings
4.65
4.65
Bill Simas
Careerverified
Per 9 Inningsverified
4.38
4.38
Aaron Laffey
Career
Per 9 Innings
0.286
0.286
Bill Simas
Careerverified
Per 9 Inningsverified
0.257
0.257
Aaron Laffey
Careerverified
Per 9 Innings
1483
27
Bill Simas
Career
Per 9 Innings
1015
27
Aaron Laffey
Careerverified
Per 9 Innings
494.1
9
Bill Simas
Career
Per 9 Innings
338.1
9
Aaron Laffey
Career
Per 9 Innings
552
10.05
Bill Simas
Careerverified
Per 9 Inningsverified
332
8.83
Aaron Laffey
Career
Per 9 Innings
10.05
10.05
Bill Simas
Careerverified
Per 9 Inningsverified
8.83
8.83
Aaron Laffey
Career
Per 9 Inningsverified
48
0.87
Bill Simas
Careerverified
Per 9 Innings
39
1.04
Aaron Laffey
Careerverified
Per 9 Inningsverified
0.87
0.87
Bill Simas
Career
Per 9 Innings
1.04
1.04
Aaron Laffey
Career
Per 9 Innings
0.31
0.31
Bill Simas
Careerverified
Per 9 Inningsverified
0.13
0.13
Aaron Laffey
Career
Per 9 Inningsverified
199
3.62
Bill Simas
Careerverified
Per 9 Innings
149
3.96
Aaron Laffey
Careerverified
Per 9 Inningsverified
8
0.15
Bill Simas
Career
Per 9 Innings
27
0.72
Aaron Laffey
Careerverified
Per 9 Inningsverified
3.62
3.62
Bill Simas
Career
Per 9 Innings
3.96
3.96
Aaron Laffey
Career
Per 9 Innings
245
4.46
Bill Simas
Careerverified
Per 9 Inningsverified
265
7.05
Aaron Laffey
Career
Per 9 Innings
4.46
4.46
Bill Simas
Careerverified
Per 9 Inningsverified
7.05
7.05
Aaron Laffey
Careerverified
Per 9 Inningsverified
1.57
1.57
Bill Simas
Career
Per 9 Innings
0.86
0.86
Aaron Laffey
Career
Per 9 Innings
0.898
0.898
Bill Simas
Careerverified
Per 9 Inningsverified
1.224
1.224
Aaron Laffey
Career
Per 9 Innings
13
0.24
Bill Simas
Careerverified
Per 9 Innings
9
0.24
Aaron Laffey
Career
Per 9 Innings
28
0.51
Bill Simas
Careerverified
Per 9 Inningsverified
14
0.37
Aaron Laffey
Career
Per 9 Innings
4
0.07
Bill Simas
Careerverified
Per 9 Inningsverified
1
0.03
Aaron Laffey
Careerverified
Per 9 Inningsverified
2181
39.71
Bill Simas
Career
Per 9 Innings
1481
39.4
Aaron Laffey
Career
Per 9 Innings
13
0.24
Bill Simas
Careerverified
Per 9 Inningsverified
102
2.71
Aaron Laffey
Career
Per 9 Innings
270
4.92
Bill Simas
Careerverified
Per 9 Inningsverified
159
4.23
Aaron Laffey
Career
Per 9 Innings
4.92
4.92
Bill Simas
Careerverified
Per 9 Inningsverified
4.23
4.23
Aaron Laffey
Careerverified
Per 9 Inningsverified
11
0.2
Bill Simas
Career
Per 9 Innings
14
0.37
Aaron Laffey
Career
Per 9 Inningsverified
13
0.24
Bill Simas
Careerverified
Per 9 Innings
11
0.29
Aaron Laffey
Careerverified
Per 9 Inningsverified
74
1.35
Bill Simas
Career
Per 9 Innings
30
0.8
Aaron Laffey
Career
Per 9 Innings
1.519
1.519
Bill Simas
Careerverified
Per 9 Inningsverified
1.422
1.422
Aaron Laffey
Careerverified
Per 9 Inningsverified
1930
35.14
Bill Simas
Career
Per 9 Innings
1293
34.4
Aaron Laffey
Career
Per 9 Innings
1.73
1.73
Bill Simas
Careerverified
Per 9 Inningsverified
0.52
0.52
Aaron Laffey
Career
Per 9 Innings
0.308
0.308
Bill Simas
Careerverified
Per 9 Inningsverified
0.296
0.296
Aaron Laffey
Careerverified
Per 9 Inningsverified
39.71
39.71
Bill Simas
Career
Per 9 Innings
39.4
39.4

Fielding Stats for Aaron Laffey and Bill Simas

Aaron Laffey
Careerverified
Per 9 Inningsverified
8
8
Bill Simas
Career
Per 9 Innings
6
6
Aaron Laffey
Career
Per 9 Innings
156
2.84
Bill Simas
Careerverified
Per 9 Inningsverified
308
8.19
Aaron Laffey
Careerverified
Per 9 Inningsverified
68
1.24
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Careerverified
Per 9 Innings
1483
27
Bill Simas
Career
Per 9 Innings
1015
27
Aaron Laffey
Careerverified
Per 9 Innings
494.1
9
Bill Simas
Career
Per 9 Innings
338.1
9
Aaron Laffey
Career
Per 9 Innings
28
0.51
Bill Simas
Careerverified
Per 9 Inningsverified
29
0.77
Aaron Laffey
Careerverified
Per 9 Inningsverified
80
1.46
Bill Simas
Career
Per 9 Innings
27
0.72
Aaron Laffey
Career
Per 9 Innings
3
0.05
Bill Simas
Careerverified
Per 9 Inningsverified
1
0.03
Aaron Laffey
Careerverified
Per 9 Inningsverified
111
2.02
Bill Simas
Career
Per 9 Innings
57
1.52
Aaron Laffey
Careerverified
Per 9 Inningsverified
108
1.97
Bill Simas
Career
Per 9 Innings
56
1.49
Aaron Laffey
Career
Per 9 Innings
97.3
97.3
Bill Simas
Careerverified
Per 9 Inningsverified
98.25
98.25
Aaron Laffey
Careerverified
Per 9 Inningsverified
0.692
0.692
Bill Simas
Career
Per 9 Innings
0.182
0.182
Aaron Laffey
Careerverified
Per 9 Inningsverified
43.59
43.59
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Careerverified
Per 9 Inningsverified
6
0.11
Bill Simas
Career
Per 9 Innings
3
0.08
Aaron Laffey
Career
Per 9 Innings
0
0
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Career
Per 9 Innings
0
0
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Career
Per 9 Innings
0
0
Bill Simas
Career
Per 9 Innings
0
0
Aaron Laffey
Career
Per 9 Innings
0
0
Bill Simas
Career
Per 9 Innings
0
0

Hitting Stats for Aaron Laffey and Bill Simas

Aaron Laffey
Careerverified
Per 600 PAverified
8
8
Bill Simas
Career
Per 600 PA
6
Aaron Laffey
Career
Per 600 PAverified
156
10400
Bill Simas
Careerverified
Per 600 PA
308
Aaron Laffey
Careerverified
Per 600 PAverified
9
600
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Careerverified
Per 600 PAverified
9
600
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Careerverified
Per 600 PAverified
0.222
0.222
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.444
0.444
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
2
133.33
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Careerverified
Per 600 PAverified
2
133.33
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.4
26.79
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
2
133.33
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Careerverified
Per 600 PAverified
2
133.33
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Careerverified
Per 600 PAverified
0.222
0.222
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.222
0.222
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.444
0.444
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.156
0.156
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.286
0.286
Bill Simas
Career
Per 600 PA
Aaron Laffey
Careerverified
Per 600 PAverified
0.286
0.286
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Careerverified
Per 600 PAverified
0.47
31.45
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
2
133.33
Bill Simas
Careerverified
Per 600 PAverified
0
Aaron Laffey
Careerverified
Per 600 PAverified
4.5
4.5
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
0
0
Bill Simas
Career
Per 600 PA
0
Aaron Laffey
Career
Per 600 PA
Bill Simas
Career
Per 600 PA