Rudy Arroyo vs. Sean O'Sullivan — Career Comparison

Rudy Arroyo
Baby BoomersNew YorkThrows LeftBats LeftNorth AmericaSt. Louis CardinalsNational LeagueRelief Pitcher
Sean O'Sullivan
MillenialCaliforniaThrows RightBats RightNorth AmericaKansas City RoyalsAmerican LeagueStarting Pitcher

Sean O'Sullivan built a career as a starting pitcher and Rudy Arroyo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Rudy Arroyo posted stronger surface numbers — ERA 5.4 and WHIP 2.057 compared to 6.01 and 1.616 for Sean O'Sullivan. By the career numbers, Rudy Arroyo had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Rudy Arroyo and Sean O'Sullivan

Rudy Arroyo
Career
Per 9 Innings
1
1
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
7
7
Rudy Arroyo
Career
Per 9 Inningsverified
9
6.94
Sean O'Sullivan
Careerverified
Per 9 Innings
71
1.97
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
56
1.56
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
13
0.36
Rudy Arroyo
Careerverified
Per 9 Innings
1
0.77
Sean O'Sullivan
Career
Per 9 Inningsverified
23
0.64
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
36.11
36.11
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
78.87
78.87
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0
Rudy Arroyo
Careerverified
Per 9 Inningsverified
7
5.4
Sean O'Sullivan
Career
Per 9 Innings
216
6.01
Rudy Arroyo
Careerverified
Per 9 Inningsverified
5.4
5.4
Sean O'Sullivan
Career
Per 9 Innings
6.01
6.01
Rudy Arroyo
Career
Per 9 Innings
8.22
8.22
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
5.98
5.98
Rudy Arroyo
Career
Per 9 Innings
5.66
5.66
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
5.58
5.58
Rudy Arroyo
Career
Per 9 Innings
0.375
0.375
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
0.305
0.305
Rudy Arroyo
Career
Per 9 Innings
35
27
Sean O'Sullivan
Careerverified
Per 9 Innings
971
27
Rudy Arroyo
Career
Per 9 Innings
11.2
9
Sean O'Sullivan
Careerverified
Per 9 Innings
323.2
9
Rudy Arroyo
Careerverified
Per 9 Innings
18
13.89
Sean O'Sullivan
Career
Per 9 Inningsverified
398
11.07
Rudy Arroyo
Career
Per 9 Innings
13.89
13.89
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
11.07
11.07
Rudy Arroyo
Careerverified
Per 9 Inningsverified
2
1.54
Sean O'Sullivan
Career
Per 9 Innings
59
1.64
Rudy Arroyo
Careerverified
Per 9 Inningsverified
1.54
1.54
Sean O'Sullivan
Career
Per 9 Innings
1.64
1.64
Rudy Arroyo
Careerverified
Per 9 Inningsverified
0.22
0.22
Sean O'Sullivan
Career
Per 9 Innings
0.83
0.83
Rudy Arroyo
Careerverified
Per 9 Innings
5
3.86
Sean O'Sullivan
Career
Per 9 Inningsverified
115
3.2
Rudy Arroyo
Careerverified
Per 9 Innings
1
0.77
Sean O'Sullivan
Career
Per 9 Inningsverified
10
0.28
Rudy Arroyo
Career
Per 9 Innings
3.86
3.86
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
3.2
3.2
Rudy Arroyo
Career
Per 9 Innings
5
3.86
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
158
4.39
Rudy Arroyo
Career
Per 9 Innings
3.86
3.86
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
4.39
4.39
Rudy Arroyo
Career
Per 9 Innings
0.56
0.56
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
2.23
2.23
Rudy Arroyo
Careerverified
Per 9 Inningsverified
0.857
0.857
Sean O'Sullivan
Career
Per 9 Innings
0.844
0.844
Rudy Arroyo
Careerverified
Per 9 Innings
1
0.77
Sean O'Sullivan
Career
Per 9 Inningsverified
13
0.36
Rudy Arroyo
Careerverified
Per 9 Inningsverified
0
0
Sean O'Sullivan
Career
Per 9 Innings
13
0.36
Rudy Arroyo
Careerverified
Per 9 Inningsverified
0
0
Sean O'Sullivan
Career
Per 9 Innings
2
0.06
Rudy Arroyo
Career
Per 9 Inningsverified
55
42.43
Sean O'Sullivan
Careerverified
Per 9 Innings
1464
40.71
Rudy Arroyo
Career
Per 9 Inningsverified
3
2.31
Sean O'Sullivan
Careerverified
Per 9 Innings
9
0.25
Rudy Arroyo
Careerverified
Per 9 Inningsverified
8
6.17
Sean O'Sullivan
Career
Per 9 Innings
226
6.28
Rudy Arroyo
Careerverified
Per 9 Inningsverified
6.17
6.17
Sean O'Sullivan
Career
Per 9 Innings
6.28
6.28
Rudy Arroyo
Careerverified
Per 9 Innings
1
0.77
Sean O'Sullivan
Career
Per 9 Inningsverified
11
0.31
Rudy Arroyo
Careerverified
Per 9 Innings
1
0.77
Sean O'Sullivan
Career
Per 9 Inningsverified
19
0.53
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
32
0.89
Rudy Arroyo
Career
Per 9 Innings
1.971
1.971
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
1.585
1.585
Rudy Arroyo
Career
Per 9 Inningsverified
48
37.03
Sean O'Sullivan
Careerverified
Per 9 Innings
1306
36.32
Rudy Arroyo
Careerverified
Per 9 Inningsverified
0.89
0.89
Sean O'Sullivan
Career
Per 9 Innings
3.18
3.18
Rudy Arroyo
Career
Per 9 Innings
0.39
0.39
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
0.311
0.311
Rudy Arroyo
Careerverified
Per 9 Inningsverified
42.43
42.43
Sean O'Sullivan
Career
Per 9 Innings
40.71
40.71

Fielding Stats for Rudy Arroyo and Sean O'Sullivan

Rudy Arroyo
Career
Per 9 Innings
1
1
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
7
7
Rudy Arroyo
Career
Per 9 Inningsverified
9
6.75
Sean O'Sullivan
Careerverified
Per 9 Innings
71
1.97
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
56
1.56
Rudy Arroyo
Career
Per 9 Innings
36
27
Sean O'Sullivan
Careerverified
Per 9 Innings
971
27
Rudy Arroyo
Career
Per 9 Innings
12
9
Sean O'Sullivan
Careerverified
Per 9 Innings
323.2
9
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
22
0.61
Rudy Arroyo
Career
Per 9 Innings
1
0.75
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
31
0.86
Rudy Arroyo
Careerverified
Per 9 Inningsverified
0
0
Sean O'Sullivan
Career
Per 9 Innings
3
0.08
Rudy Arroyo
Career
Per 9 Innings
1
0.75
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
56
1.56
Rudy Arroyo
Career
Per 9 Innings
1
0.75
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
53
1.47
Rudy Arroyo
Careerverified
Per 9 Inningsverified
100
100
Sean O'Sullivan
Career
Per 9 Innings
94.64
94.64
Rudy Arroyo
Career
Per 9 Innings
0.111
0.111
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
0.747
0.747
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
78.87
78.87
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Careerverified
Per 9 Inningsverified
2
0.06
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0
Rudy Arroyo
Career
Per 9 Innings
0
0
Sean O'Sullivan
Career
Per 9 Innings
0
0

Hitting Stats for Rudy Arroyo and Sean O'Sullivan

Rudy Arroyo
Career
Per 600 PA
1
1
Sean O'Sullivan
Careerverified
Per 600 PAverified
7
7
Rudy Arroyo
Career
Per 600 PAverified
9
5400
Sean O'Sullivan
Careerverified
Per 600 PA
71
1183.33
Rudy Arroyo
Career
Per 600 PA
1
600
Sean O'Sullivan
Careerverified
Per 600 PA
36
600
Rudy Arroyo
Career
Per 600 PAverified
1
600
Sean O'Sullivan
Careerverified
Per 600 PA
33
550
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.121
0.121
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.375
0.375
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
4
66.67
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
2
33.33
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
2
33.33
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
2
33.33
Rudy Arroyo
Career
Per 600 PA
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.5
0.5
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.94
15.66
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
6
100
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
5
83.33
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.147
0.147
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.182
0.182
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.329
0.329
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.061
0.061
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.112
0.112
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.241
0.241
Rudy Arroyo
Career
Per 600 PA
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.25
0.25
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
3
50
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
3
50
Rudy Arroyo
Career
Per 600 PA
-0.11
-66.4
Sean O'Sullivan
Career
Per 600 PAverified
-0.11
-1.78
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
1
16.67
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Careerverified
Per 600 PA
1
600
Sean O'Sullivan
Career
Per 600 PAverified
17
283.33
Rudy Arroyo
Career
Per 600 PA
1
1
Sean O'Sullivan
Careerverified
Per 600 PAverified
2.12
2.12
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
0.06
0.06
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Careerverified
Per 600 PAverified
2
33.33
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
0
0
Sean O'Sullivan
Career
Per 600 PA
0
0
Rudy Arroyo
Career
Per 600 PA
Sean O'Sullivan
Career
Per 600 PA