Antonio Alfonseca vs. Fernando Valenzuela — Career Comparison

Antonio Alfonseca
Gen XD.R.Throws RightBats RightCaribbeanFlorida MarlinsNational LeagueRelief Pitcher
Fernando Valenzuela
Baby BoomersMexicoThrows LeftBats LeftNorth AmericaLos Angeles DodgersNational LeagueStarting PitcherGold GloveCy Young AwardSilver SluggerRookie of the YearAll-Star

Fernando Valenzuela built a career as a starting pitcher and Antonio Alfonseca as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Antonio Alfonseca led in walk avoidance (BB%+ 108 vs 80), home run suppression (HR9+ 126 vs 110), and skill-based run prevention (DICE+ 98 vs 91). Role difference aside, Antonio Alfonseca holds a clear edge on every meaningful shared measure.

Pitching Stats for Antonio Alfonseca and Fernando Valenzuela

Antonio Alfonseca
Career
Per 9 Innings
11
11
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
17
17
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Fernando Valenzuela
Career
Per 9 Innings
453
1.39
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
424
1.3
Antonio Alfonseca
Career
Per 9 Innings
35
0.51
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
173
0.53
Antonio Alfonseca
Careerverified
Per 9 Innings
37
0.54
Fernando Valenzuela
Career
Per 9 Inningsverified
153
0.47
Antonio Alfonseca
Career
Per 9 Innings
48.61
48.61
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
53.07
53.07
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
93.6
93.6
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
113
0.35
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
31
0.1
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
129
1.89
Fernando Valenzuela
Career
Per 9 Innings
2
0.01
Antonio Alfonseca
Careerverified
Per 9 Innings
280
4.11
Fernando Valenzuela
Career
Per 9 Inningsverified
1154
3.54
Antonio Alfonseca
Career
Per 9 Innings
4.11
4.11
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
3.54
3.54
Antonio Alfonseca
Career
Per 9 Innings
4.67
4.67
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
3.5
3.5
Antonio Alfonseca
Career
Per 9 Innings
4.19
4.19
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
3.79
3.79
Antonio Alfonseca
Career
Per 9 Innings
0.284
0.284
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
0.248
0.248
Antonio Alfonseca
Career
Per 9 Innings
1839
27
Fernando Valenzuela
Careerverified
Per 9 Innings
8790
27
Antonio Alfonseca
Career
Per 9 Innings
613
9
Fernando Valenzuela
Careerverified
Per 9 Innings
2930
9
Antonio Alfonseca
Careerverified
Per 9 Innings
677
9.94
Fernando Valenzuela
Career
Per 9 Inningsverified
2718
8.35
Antonio Alfonseca
Career
Per 9 Innings
9.94
9.94
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
8.35
8.35
Antonio Alfonseca
Careerverified
Per 9 Innings
55
0.81
Fernando Valenzuela
Career
Per 9 Inningsverified
226
0.69
Antonio Alfonseca
Career
Per 9 Innings
0.81
0.81
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
0.69
0.69
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.09
0.09
Fernando Valenzuela
Career
Per 9 Innings
0.5
0.5
Antonio Alfonseca
Careerverified
Per 9 Innings
250
3.67
Fernando Valenzuela
Career
Per 9 Inningsverified
1151
3.54
Antonio Alfonseca
Careerverified
Per 9 Innings
45
0.66
Fernando Valenzuela
Career
Per 9 Inningsverified
65
0.2
Antonio Alfonseca
Career
Per 9 Innings
3.67
3.67
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
3.54
3.54
Antonio Alfonseca
Career
Per 9 Innings
400
5.87
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
2074
6.37
Antonio Alfonseca
Career
Per 9 Innings
5.87
5.87
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
6.37
6.37
Antonio Alfonseca
Career
Per 9 Innings
0.68
0.68
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
4.58
4.58
Antonio Alfonseca
Career
Per 9 Innings
1.06
1.06
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
1.101
1.101
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
13
0.19
Fernando Valenzuela
Career
Per 9 Innings
119
0.37
Antonio Alfonseca
Careerverified
Per 9 Innings
22
0.32
Fernando Valenzuela
Career
Per 9 Inningsverified
25
0.08
Antonio Alfonseca
Careerverified
Per 9 Innings
2
0.03
Fernando Valenzuela
Career
Per 9 Innings
11
0.03
Antonio Alfonseca
Career
Per 9 Inningsverified
2710
39.79
Fernando Valenzuela
Careerverified
Per 9 Innings
12398
38.08
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
301
4.42
Fernando Valenzuela
Career
Per 9 Innings
10
0.03
Antonio Alfonseca
Careerverified
Per 9 Innings
296
4.35
Fernando Valenzuela
Career
Per 9 Inningsverified
1303
4
Antonio Alfonseca
Career
Per 9 Innings
4.35
4.35
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
4
4
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
36
0.53
Fernando Valenzuela
Career
Per 9 Innings
182
0.56
Antonio Alfonseca
Careerverified
Per 9 Innings
18
0.26
Fernando Valenzuela
Career
Per 9 Inningsverified
69
0.21
Antonio Alfonseca
Career
Per 9 Inningsverified
79
1.16
Fernando Valenzuela
Careerverified
Per 9 Innings
209
0.64
Antonio Alfonseca
Career
Per 9 Innings
1.512
1.512
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
1.321
1.321
Antonio Alfonseca
Career
Per 9 Inningsverified
2384
35
Fernando Valenzuela
Careerverified
Per 9 Innings
10971
33.7
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.5
0.5
Fernando Valenzuela
Career
Per 9 Innings
2.88
2.88
Antonio Alfonseca
Career
Per 9 Innings
0.322
0.322
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
0.287
0.287
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
39.79
39.79
Fernando Valenzuela
Career
Per 9 Innings
38.08
38.08

Fielding Stats for Antonio Alfonseca and Fernando Valenzuela

Antonio Alfonseca
Career
Per 9 Innings
11
11
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
17
17
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Fernando Valenzuela
Career
Per 9 Innings
455
1.4
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
424
1.3
Antonio Alfonseca
Career
Per 9 Innings
1839
27
Fernando Valenzuela
Careerverified
Per 9 Innings
8798
27
Antonio Alfonseca
Career
Per 9 Innings
613
9
Fernando Valenzuela
Careerverified
Per 9 Innings
2932.2
9
Antonio Alfonseca
Career
Per 9 Innings
31
0.46
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
202
0.62
Antonio Alfonseca
Career
Per 9 Innings
84
1.23
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
586
1.8
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4
0.06
Fernando Valenzuela
Career
Per 9 Innings
30
0.09
Antonio Alfonseca
Career
Per 9 Innings
119
1.75
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
818
2.51
Antonio Alfonseca
Career
Per 9 Innings
115
1.69
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
788
2.42
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
96.64
96.64
Fernando Valenzuela
Career
Per 9 Innings
96.33
96.33
Antonio Alfonseca
Career
Per 9 Innings
0.194
0.194
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
1.732
1.732
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Careerverified
Per 9 Inningsverified
93.19
93.19
Antonio Alfonseca
Career
Per 9 Inningsverified
8
0.12
Fernando Valenzuela
Careerverified
Per 9 Innings
31
0.1
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Fernando Valenzuela
Career
Per 9 Innings
0
0

Hitting Stats for Antonio Alfonseca and Fernando Valenzuela

Antonio Alfonseca
Career
Per 600 PA
11
11
Fernando Valenzuela
Careerverified
Per 600 PAverified
17
17
Antonio Alfonseca
Careerverified
Per 600 PAverified
592
23680
Fernando Valenzuela
Career
Per 600 PA
474
272.67
Antonio Alfonseca
Career
Per 600 PA
15
600
Fernando Valenzuela
Careerverified
Per 600 PA
1043
600
Antonio Alfonseca
Career
Per 600 PAverified
14
560
Fernando Valenzuela
Careerverified
Per 600 PA
936
538.45
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.2
0.2
Antonio Alfonseca
Career
Per 600 PA
0.333
0.333
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.52
0.52
Antonio Alfonseca
Career
Per 600 PA
2
80
Fernando Valenzuela
Careerverified
Per 600 PAverified
187
107.57
Antonio Alfonseca
Career
Per 600 PA
2
80
Fernando Valenzuela
Careerverified
Per 600 PAverified
150
86.29
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
26
14.96
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
1
0.58
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
10
5.75
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
37
21.28
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.198
0.198
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.011
0.011
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.054
0.054
Antonio Alfonseca
Career
Per 600 PA
0.26
10.23
Fernando Valenzuela
Careerverified
Per 600 PAverified
49.61
28.54
Antonio Alfonseca
Career
Per 600 PA
2
80
Fernando Valenzuela
Careerverified
Per 600 PAverified
245
140.94
Antonio Alfonseca
Career
Per 600 PA
2
80
Fernando Valenzuela
Careerverified
Per 600 PAverified
195
112.18
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.205
0.205
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.262
0.262
Antonio Alfonseca
Career
Per 600 PA
0.286
0.286
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.467
0.467
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.062
0.062
Antonio Alfonseca
Career
Per 600 PA
0.1
0.1
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.158
0.158
Antonio Alfonseca
Career
Per 600 PA
0.167
0.167
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.332
0.332
Antonio Alfonseca
Careerverified
Per 600 PAverified
0.333
0.333
Fernando Valenzuela
Career
Per 600 PA
0.225
0.225
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
56
32.21
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Fernando Valenzuela
Careerverified
Per 600 PA
84
48.32
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Fernando Valenzuela
Careerverified
Per 600 PA
130
74.78
Antonio Alfonseca
Career
Per 600 PA
-0.08
-3.25
Fernando Valenzuela
Careerverified
Per 600 PAverified
46.68
26.85
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
8
4.6
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Career
Per 600 PA
0
0
Antonio Alfonseca
Careerverified
Per 600 PA
8
320
Fernando Valenzuela
Career
Per 600 PAverified
145
83.41
Antonio Alfonseca
Career
Per 600 PA
1.88
1.88
Fernando Valenzuela
Careerverified
Per 600 PAverified
7.19
7.19
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
0.06
0.06
Antonio Alfonseca
Career
Per 600 PA
1
40
Fernando Valenzuela
Careerverified
Per 600 PAverified
93
53.5
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
6
3.45
Antonio Alfonseca
Careerverified
Per 600 PAverified
0
0
Fernando Valenzuela
Career
Per 600 PA
12
6.9
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
2
1.15
Antonio Alfonseca
Career
Per 600 PA
0
0
Fernando Valenzuela
Careerverified
Per 600 PAverified
2
1.15
Antonio Alfonseca
Career
Per 600 PA
Fernando Valenzuela
Career
Per 600 PA
0
0