Antonio Alfonseca vs. Marty Bystrom — Career Comparison

Antonio Alfonseca
Gen XD.R.Throws RightBats RightCaribbeanFlorida MarlinsNational LeagueRelief Pitcher
Marty Bystrom
Baby BoomersFloridaThrows RightBats RightNorth AmericaPhiladelphia PhilliesNational LeagueStarting Pitcher

Marty Bystrom 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 posted stronger surface numbers — ERA 4.11 and WHIP 1.586 compared to 4.26 and 1.428 for Marty Bystrom. By the career numbers, Antonio Alfonseca had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Antonio Alfonseca and Marty Bystrom

Antonio Alfonseca
Careerverified
Per 9 Inningsverified
11
11
Marty Bystrom
Career
Per 9 Innings
6
6
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Marty Bystrom
Career
Per 9 Innings
84
1.74
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Careerverified
Per 9 Inningsverified
79
1.63
Antonio Alfonseca
Careerverified
Per 9 Innings
35
0.51
Marty Bystrom
Career
Per 9 Inningsverified
29
0.6
Antonio Alfonseca
Career
Per 9 Innings
37
0.54
Marty Bystrom
Careerverified
Per 9 Innings
26
0.54
Antonio Alfonseca
Career
Per 9 Innings
48.61
48.61
Marty Bystrom
Careerverified
Per 9 Inningsverified
52.73
52.73
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Careerverified
Per 9 Inningsverified
94.05
94.05
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Careerverified
Per 9 Inningsverified
4
0.08
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Careerverified
Per 9 Inningsverified
2
0.04
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
129
1.89
Marty Bystrom
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Inningsverified
280
4.11
Marty Bystrom
Careerverified
Per 9 Innings
206
4.26
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4.11
4.11
Marty Bystrom
Career
Per 9 Innings
4.26
4.26
Antonio Alfonseca
Career
Per 9 Innings
4.67
4.67
Marty Bystrom
Careerverified
Per 9 Inningsverified
4
4
Antonio Alfonseca
Career
Per 9 Innings
4.19
4.19
Marty Bystrom
Careerverified
Per 9 Inningsverified
3.84
3.84
Antonio Alfonseca
Career
Per 9 Innings
0.284
0.284
Marty Bystrom
Careerverified
Per 9 Inningsverified
0.268
0.268
Antonio Alfonseca
Careerverified
Per 9 Innings
1839
27
Marty Bystrom
Career
Per 9 Innings
1305
27
Antonio Alfonseca
Careerverified
Per 9 Innings
613
9
Marty Bystrom
Career
Per 9 Innings
435
9
Antonio Alfonseca
Career
Per 9 Innings
677
9.94
Marty Bystrom
Careerverified
Per 9 Inningsverified
454
9.39
Antonio Alfonseca
Career
Per 9 Innings
9.94
9.94
Marty Bystrom
Careerverified
Per 9 Inningsverified
9.39
9.39
Antonio Alfonseca
Career
Per 9 Innings
55
0.81
Marty Bystrom
Careerverified
Per 9 Inningsverified
28
0.58
Antonio Alfonseca
Career
Per 9 Innings
0.81
0.81
Marty Bystrom
Careerverified
Per 9 Inningsverified
0.58
0.58
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.09
0.09
Marty Bystrom
Career
Per 9 Innings
0.33
0.33
Antonio Alfonseca
Career
Per 9 Innings
250
3.67
Marty Bystrom
Careerverified
Per 9 Inningsverified
158
3.27
Antonio Alfonseca
Career
Per 9 Innings
45
0.66
Marty Bystrom
Careerverified
Per 9 Inningsverified
9
0.19
Antonio Alfonseca
Career
Per 9 Innings
3.67
3.67
Marty Bystrom
Careerverified
Per 9 Inningsverified
3.27
3.27
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
400
5.87
Marty Bystrom
Career
Per 9 Innings
258
5.34
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
5.87
5.87
Marty Bystrom
Career
Per 9 Innings
5.34
5.34
Antonio Alfonseca
Career
Per 9 Innings
0.68
0.68
Marty Bystrom
Careerverified
Per 9 Inningsverified
3.07
3.07
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
1.06
1.06
Marty Bystrom
Career
Per 9 Innings
0.956
0.956
Antonio Alfonseca
Career
Per 9 Innings
13
0.19
Marty Bystrom
Careerverified
Per 9 Inningsverified
7
0.14
Antonio Alfonseca
Career
Per 9 Innings
22
0.32
Marty Bystrom
Careerverified
Per 9 Inningsverified
15
0.31
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
2
0.03
Marty Bystrom
Career
Per 9 Innings
7
0.14
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
2710
39.79
Marty Bystrom
Career
Per 9 Innings
1898
39.27
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
301
4.42
Marty Bystrom
Career
Per 9 Innings
1
0.02
Antonio Alfonseca
Career
Per 9 Inningsverified
296
4.35
Marty Bystrom
Careerverified
Per 9 Innings
236
4.88
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4.35
4.35
Marty Bystrom
Career
Per 9 Innings
4.88
4.88
Antonio Alfonseca
Career
Per 9 Innings
36
0.53
Marty Bystrom
Careerverified
Per 9 Inningsverified
15
0.31
Antonio Alfonseca
Career
Per 9 Inningsverified
18
0.26
Marty Bystrom
Careerverified
Per 9 Innings
17
0.35
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
79
1.16
Marty Bystrom
Career
Per 9 Innings
32
0.66
Antonio Alfonseca
Career
Per 9 Innings
1.512
1.512
Marty Bystrom
Careerverified
Per 9 Inningsverified
1.407
1.407
Antonio Alfonseca
Careerverified
Per 9 Innings
2384
35
Marty Bystrom
Career
Per 9 Inningsverified
1693
35.03
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.5
0.5
Marty Bystrom
Career
Per 9 Innings
2.81
2.81
Antonio Alfonseca
Career
Per 9 Innings
0.322
0.322
Marty Bystrom
Careerverified
Per 9 Inningsverified
0.303
0.303
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
39.79
39.79
Marty Bystrom
Career
Per 9 Innings
39.27
39.27

Fielding Stats for Antonio Alfonseca and Marty Bystrom

Antonio Alfonseca
Careerverified
Per 9 Inningsverified
11
11
Marty Bystrom
Career
Per 9 Innings
6
6
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Marty Bystrom
Career
Per 9 Innings
84
1.74
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Careerverified
Per 9 Inningsverified
79
1.63
Antonio Alfonseca
Careerverified
Per 9 Innings
1839
27
Marty Bystrom
Career
Per 9 Innings
1305
27
Antonio Alfonseca
Careerverified
Per 9 Innings
613
9
Marty Bystrom
Career
Per 9 Innings
435
9
Antonio Alfonseca
Career
Per 9 Innings
31
0.46
Marty Bystrom
Careerverified
Per 9 Inningsverified
32
0.66
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
84
1.23
Marty Bystrom
Career
Per 9 Innings
58
1.2
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4
0.06
Marty Bystrom
Career
Per 9 Innings
6
0.12
Antonio Alfonseca
Careerverified
Per 9 Innings
119
1.75
Marty Bystrom
Career
Per 9 Inningsverified
96
1.99
Antonio Alfonseca
Careerverified
Per 9 Innings
115
1.69
Marty Bystrom
Career
Per 9 Inningsverified
90
1.86
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
96.64
96.64
Marty Bystrom
Career
Per 9 Innings
93.75
93.75
Antonio Alfonseca
Career
Per 9 Innings
0.194
0.194
Marty Bystrom
Careerverified
Per 9 Inningsverified
1.071
1.071
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Careerverified
Per 9 Inningsverified
94.05
94.05
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
8
0.12
Marty Bystrom
Career
Per 9 Innings
2
0.04
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Marty Bystrom
Career
Per 9 Innings
0
0

Hitting Stats for Antonio Alfonseca and Marty Bystrom

Antonio Alfonseca
Careerverified
Per 600 PAverified
11
11
Marty Bystrom
Career
Per 600 PA
6
6
Antonio Alfonseca
Careerverified
Per 600 PAverified
592
23680
Marty Bystrom
Career
Per 600 PA
84
403.2
Antonio Alfonseca
Career
Per 600 PA
15
600
Marty Bystrom
Careerverified
Per 600 PA
125
600
Antonio Alfonseca
Career
Per 600 PAverified
14
560
Marty Bystrom
Careerverified
Per 600 PA
112
537.6
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Marty Bystrom
Careerverified
Per 600 PAverified
0.161
0.161
Antonio Alfonseca
Career
Per 600 PA
0.333
0.333
Marty Bystrom
Careerverified
Per 600 PAverified
0.429
0.429
Antonio Alfonseca
Career
Per 600 PA
2
80
Marty Bystrom
Careerverified
Per 600 PAverified
18
86.4
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Marty Bystrom
Careerverified
Per 600 PA
15
72
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
3
14.4
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
3
14.4
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
0.167
0.167
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0.26
10.23
Marty Bystrom
Careerverified
Per 600 PAverified
3.62
17.39
Antonio Alfonseca
Career
Per 600 PA
2
80
Marty Bystrom
Careerverified
Per 600 PAverified
21
100.8
Antonio Alfonseca
Career
Per 600 PA
2
80
Marty Bystrom
Careerverified
Per 600 PAverified
22
105.6
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Marty Bystrom
Careerverified
Per 600 PAverified
0.188
0.188
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Marty Bystrom
Careerverified
Per 600 PAverified
0.188
0.188
Antonio Alfonseca
Career
Per 600 PA
0.286
0.286
Marty Bystrom
Careerverified
Per 600 PAverified
0.376
0.376
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
0.027
0.027
Antonio Alfonseca
Career
Per 600 PA
0.1
0.1
Marty Bystrom
Careerverified
Per 600 PAverified
0.132
0.132
Antonio Alfonseca
Career
Per 600 PA
0.167
0.167
Marty Bystrom
Careerverified
Per 600 PAverified
0.26
0.26
Antonio Alfonseca
Careerverified
Per 600 PAverified
0.333
0.333
Marty Bystrom
Career
Per 600 PA
0.295
0.295
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
6
28.8
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Marty Bystrom
Careerverified
Per 600 PA
5
24
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Marty Bystrom
Careerverified
Per 600 PA
11
52.8
Antonio Alfonseca
Career
Per 600 PA
-0.08
-3.25
Marty Bystrom
Careerverified
Per 600 PAverified
1.94
9.31
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
4
19.2
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Careerverified
Per 600 PA
8
320
Marty Bystrom
Career
Per 600 PAverified
52
249.6
Antonio Alfonseca
Career
Per 600 PA
1.88
1.88
Marty Bystrom
Careerverified
Per 600 PAverified
2.4
2.4
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
0.08
0.08
Antonio Alfonseca
Career
Per 600 PAverified
1
40
Marty Bystrom
Careerverified
Per 600 PA
8
38.4
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
1
4.8
Antonio Alfonseca
Careerverified
Per 600 PAverified
0
0
Marty Bystrom
Career
Per 600 PA
1
4.8
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
1
4.8
Antonio Alfonseca
Career
Per 600 PA
0
0
Marty Bystrom
Careerverified
Per 600 PAverified
1
4.8
Antonio Alfonseca
Career
Per 600 PA
Marty Bystrom
Career
Per 600 PA
0
0