Jonathan Aro vs. Chris Hammond — Career Comparison

MillenialD.R.Throws RightBats RightCaribbeanBoston Red SoxAmerican LeagueRelief Pitcher
Gen XGeorgiaThrows LeftBats LeftNorth AmericaFlorida MarlinsNational LeagueStarting Pitcher

Chris Hammond built a career as a starting pitcher and Jonathan Aro as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Chris Hammond posted stronger surface numbers — ERA 4.14 and WHIP 1.408 compared to 6.55 and 1.909 for Jonathan Aro. By the career numbers, Chris Hammond had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jonathan Aro and Chris Hammond

Jonathan Aro
Career
Per 9 Innings
2
2
Chris Hammond
Careerverified
Per 9 Inningsverified
14
14
Jonathan Aro
Career
Per 9 Inningsverified
7
5.73
Chris Hammond
Careerverified
Per 9 Innings
441
3.53
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
136
1.09
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
66
0.53
Jonathan Aro
Careerverified
Per 9 Innings
1
0.82
Chris Hammond
Career
Per 9 Inningsverified
62
0.5
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
51.56
51.56
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
30.84
30.84
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
5
0.04
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
3
0.02
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
3
0.02
Jonathan Aro
Careerverified
Per 9 Innings
8
6.55
Chris Hammond
Career
Per 9 Inningsverified
517
4.14
Jonathan Aro
Career
Per 9 Innings
6.55
6.55
Chris Hammond
Careerverified
Per 9 Inningsverified
4.14
4.14
Jonathan Aro
Career
Per 9 Innings
7.73
7.73
Chris Hammond
Careerverified
Per 9 Inningsverified
4.09
4.09
Jonathan Aro
Career
Per 9 Innings
5.27
5.27
Chris Hammond
Careerverified
Per 9 Inningsverified
4.06
4.06
Jonathan Aro
Career
Per 9 Innings
0.34
0.34
Chris Hammond
Careerverified
Per 9 Inningsverified
0.269
0.269
Jonathan Aro
Career
Per 9 Innings
33
27
Chris Hammond
Careerverified
Per 9 Innings
3371
27
Jonathan Aro
Career
Per 9 Innings
11
9
Chris Hammond
Careerverified
Per 9 Innings
1123.2
9
Jonathan Aro
Careerverified
Per 9 Innings
16
13.09
Chris Hammond
Career
Per 9 Inningsverified
1163
9.32
Jonathan Aro
Career
Per 9 Innings
13.09
13.09
Chris Hammond
Careerverified
Per 9 Inningsverified
9.32
9.32
Jonathan Aro
Careerverified
Per 9 Innings
2
1.64
Chris Hammond
Career
Per 9 Inningsverified
105
0.84
Jonathan Aro
Career
Per 9 Innings
1.64
1.64
Chris Hammond
Careerverified
Per 9 Inningsverified
0.84
0.84
Jonathan Aro
Career
Per 9 Innings
0.29
0.29
Chris Hammond
Careerverified
Per 9 Inningsverified
0.24
0.24
Jonathan Aro
Careerverified
Per 9 Innings
5
4.09
Chris Hammond
Career
Per 9 Inningsverified
387
3.1
Jonathan Aro
Careerverified
Per 9 Inningsverified
0
0
Chris Hammond
Career
Per 9 Innings
32
0.26
Jonathan Aro
Career
Per 9 Innings
4.09
4.09
Chris Hammond
Careerverified
Per 9 Inningsverified
3.1
3.1
Jonathan Aro
Career
Per 9 Inningsverified
8
6.55
Chris Hammond
Careerverified
Per 9 Innings
712
5.7
Jonathan Aro
Careerverified
Per 9 Inningsverified
6.55
6.55
Chris Hammond
Career
Per 9 Innings
5.7
5.7
Jonathan Aro
Career
Per 9 Innings
1.14
1.14
Chris Hammond
Careerverified
Per 9 Inningsverified
1.61
1.61
Jonathan Aro
Careerverified
Per 9 Inningsverified
1.182
1.182
Chris Hammond
Career
Per 9 Innings
0.978
0.978
Jonathan Aro
Careerverified
Per 9 Inningsverified
0
0
Chris Hammond
Career
Per 9 Innings
31
0.25
Jonathan Aro
Careerverified
Per 9 Inningsverified
0
0
Chris Hammond
Career
Per 9 Innings
31
0.25
Jonathan Aro
Careerverified
Per 9 Inningsverified
0
0
Chris Hammond
Career
Per 9 Innings
9
0.07
Jonathan Aro
Career
Per 9 Inningsverified
53
43.36
Chris Hammond
Careerverified
Per 9 Innings
4821
38.61
Jonathan Aro
Career
Per 9 Inningsverified
2
1.64
Chris Hammond
Careerverified
Per 9 Innings
67
0.54
Jonathan Aro
Careerverified
Per 9 Innings
8
6.55
Chris Hammond
Career
Per 9 Inningsverified
572
4.58
Jonathan Aro
Career
Per 9 Innings
6.55
6.55
Chris Hammond
Careerverified
Per 9 Inningsverified
4.58
4.58
Jonathan Aro
Careerverified
Per 9 Inningsverified
0
0
Chris Hammond
Career
Per 9 Innings
54
0.43
Jonathan Aro
Careerverified
Per 9 Innings
1
0.82
Chris Hammond
Career
Per 9 Inningsverified
32
0.26
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
109
0.87
Jonathan Aro
Career
Per 9 Innings
1.909
1.909
Chris Hammond
Careerverified
Per 9 Inningsverified
1.379
1.379
Jonathan Aro
Career
Per 9 Inningsverified
47
38.45
Chris Hammond
Careerverified
Per 9 Innings
4317
34.58
Jonathan Aro
Careerverified
Per 9 Inningsverified
1.14
1.14
Chris Hammond
Career
Per 9 Innings
1.3
1.3
Jonathan Aro
Career
Per 9 Innings
0.378
0.378
Chris Hammond
Careerverified
Per 9 Inningsverified
0.302
0.302
Jonathan Aro
Careerverified
Per 9 Inningsverified
43.36
43.36
Chris Hammond
Career
Per 9 Innings
38.61
38.61

Fielding Stats for Jonathan Aro and Chris Hammond

Jonathan Aro
Career
Per 9 Innings
2
2
Chris Hammond
Careerverified
Per 9 Inningsverified
14
14
Jonathan Aro
Career
Per 9 Inningsverified
7
5.73
Chris Hammond
Careerverified
Per 9 Innings
441
3.53
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
136
1.09
Jonathan Aro
Career
Per 9 Innings
33
27
Chris Hammond
Careerverified
Per 9 Innings
3371
27
Jonathan Aro
Career
Per 9 Innings
11
9
Chris Hammond
Careerverified
Per 9 Innings
1123.2
9
Jonathan Aro
Career
Per 9 Inningsverified
1
0.82
Chris Hammond
Careerverified
Per 9 Innings
48
0.38
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
171
1.37
Jonathan Aro
Careerverified
Per 9 Inningsverified
0
0
Chris Hammond
Career
Per 9 Innings
16
0.13
Jonathan Aro
Career
Per 9 Innings
1
0.82
Chris Hammond
Careerverified
Per 9 Inningsverified
235
1.88
Jonathan Aro
Career
Per 9 Innings
1
0.82
Chris Hammond
Careerverified
Per 9 Inningsverified
219
1.75
Jonathan Aro
Careerverified
Per 9 Inningsverified
100
100
Chris Hammond
Career
Per 9 Innings
93.19
93.19
Jonathan Aro
Career
Per 9 Innings
0.143
0.143
Chris Hammond
Careerverified
Per 9 Inningsverified
0.497
0.497
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
30.84
30.84
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Careerverified
Per 9 Inningsverified
10
0.08
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Career
Per 9 Innings
0
0
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Career
Per 9 Innings
0
0
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Career
Per 9 Innings
0
0
Jonathan Aro
Career
Per 9 Innings
0
0
Chris Hammond
Career
Per 9 Innings
0
0

Hitting Stats for Jonathan Aro and Chris Hammond

Jonathan Aro
Career
Per 600 PA
2
Chris Hammond
Careerverified
Per 600 PAverified
14
14
Jonathan Aro
Career
Per 600 PA
7
Chris Hammond
Careerverified
Per 600 PAverified
444
931.47
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
286
600
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
238
499.3
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.202
0.202
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.626
0.626
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
48
100.7
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
36
75.52
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
7
14.69
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
1
2.1
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
4
8.39
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
12
25.17
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.25
0.25
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.017
0.017
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.083
0.083
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
21.68
45.48
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
69
144.76
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
76
159.44
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.285
0.285
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.29
0.29
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.575
0.575
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.088
0.088
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.201
0.201
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.505
0.505
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.317
0.317
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
30
62.94
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
14
29.37
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
40
83.92
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
22.33
46.84
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Career
Per 600 PA
0
0
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
28
58.74
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Career
Per 600 PA
0
0
Jonathan Aro
Careerverified
Per 600 PAverified
0
Chris Hammond
Career
Per 600 PA
96
201.4
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
2.98
2.98
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Careerverified
Per 600 PAverified
0.29
0.29
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
19
39.86
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Careerverified
Per 600 PAverified
1
2.1
Jonathan Aro
Careerverified
Per 600 PAverified
0
Chris Hammond
Career
Per 600 PA
2
4.2
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Career
Per 600 PA
0
0
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Career
Per 600 PA
0
0
Jonathan Aro
Career
Per 600 PA
0
Chris Hammond
Career
Per 600 PA
0
0
Jonathan Aro
Career
Per 600 PA
Chris Hammond
Career
Per 600 PA