Antonio Alfonseca vs. Glenn Spencer — Career Comparison

Antonio Alfonseca
Gen XD.R.Throws RightBats RightCaribbeanFlorida MarlinsNational LeagueRelief Pitcher
Glenn Spencer
Greatest GenerationNew YorkThrows RightBats RightNorth AmericaPittsburgh PiratesNational LeagueStarting Pitcher

Glenn Spencer 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 4.53 and 1.478 for Glenn Spencer. 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 Glenn Spencer

Antonio Alfonseca
Careerverified
Per 9 Inningsverified
11
11
Glenn Spencer
Career
Per 9 Innings
5
5
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Glenn Spencer
Career
Per 9 Innings
139
2.34
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Careerverified
Per 9 Inningsverified
44
0.74
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
35
0.51
Glenn Spencer
Career
Per 9 Innings
23
0.39
Antonio Alfonseca
Career
Per 9 Innings
37
0.54
Glenn Spencer
Careerverified
Per 9 Inningsverified
31
0.52
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
48.61
48.61
Glenn Spencer
Career
Per 9 Innings
42.59
42.59
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Careerverified
Per 9 Inningsverified
31.65
31.65
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Careerverified
Per 9 Inningsverified
22
0.37
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Careerverified
Per 9 Inningsverified
2
0.03
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
129
1.89
Glenn Spencer
Career
Per 9 Innings
8
0.13
Antonio Alfonseca
Career
Per 9 Inningsverified
280
4.11
Glenn Spencer
Careerverified
Per 9 Innings
269
4.53
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4.11
4.11
Glenn Spencer
Career
Per 9 Innings
4.53
4.53
Antonio Alfonseca
Career
Per 9 Innings
4.67
4.67
Glenn Spencer
Careerverified
Per 9 Inningsverified
4.39
4.39
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4.19
4.19
Glenn Spencer
Career
Per 9 Innings
4.49
4.49
Antonio Alfonseca
Career
Per 9 Innings
0.284
0.284
Glenn Spencer
Careerverified
Per 9 Inningsverified
0.274
0.274
Antonio Alfonseca
Careerverified
Per 9 Innings
1839
27
Glenn Spencer
Career
Per 9 Innings
1602
27
Antonio Alfonseca
Careerverified
Per 9 Innings
613
9
Glenn Spencer
Career
Per 9 Innings
534
9
Antonio Alfonseca
Career
Per 9 Innings
677
9.94
Glenn Spencer
Careerverified
Per 9 Inningsverified
588
9.91
Antonio Alfonseca
Career
Per 9 Innings
9.94
9.94
Glenn Spencer
Careerverified
Per 9 Inningsverified
9.91
9.91
Antonio Alfonseca
Career
Per 9 Innings
55
0.81
Glenn Spencer
Careerverified
Per 9 Inningsverified
37
0.62
Antonio Alfonseca
Career
Per 9 Innings
0.81
0.81
Glenn Spencer
Careerverified
Per 9 Inningsverified
0.62
0.62
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.09
0.09
Glenn Spencer
Career
Per 9 Innings
0.27
0.27
Antonio Alfonseca
Career
Per 9 Innings
250
3.67
Glenn Spencer
Careerverified
Per 9 Inningsverified
201
3.39
Antonio Alfonseca
Career
Per 9 Innings
45
0.66
Glenn Spencer
Careerverified
Per 9 Inningsverified
0
0
Antonio Alfonseca
Career
Per 9 Innings
3.67
3.67
Glenn Spencer
Careerverified
Per 9 Inningsverified
3.39
3.39
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
400
5.87
Glenn Spencer
Career
Per 9 Innings
162
2.73
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
5.87
5.87
Glenn Spencer
Career
Per 9 Innings
2.73
2.73
Antonio Alfonseca
Career
Per 9 Innings
0.68
0.68
Glenn Spencer
Careerverified
Per 9 Inningsverified
1.17
1.17
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
1.06
1.06
Glenn Spencer
Career
Per 9 Innings
0.68
0.68
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
13
0.19
Glenn Spencer
Career
Per 9 Innings
21
0.35
Antonio Alfonseca
Career
Per 9 Innings
22
0.32
Glenn Spencer
Careerverified
Per 9 Inningsverified
11
0.19
Antonio Alfonseca
Career
Per 9 Innings
2
0.03
Glenn Spencer
Career
Per 9 Innings
2
0.03
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
2710
39.79
Glenn Spencer
Career
Per 9 Innings
2358
39.74
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
301
4.42
Glenn Spencer
Career
Per 9 Innings
55
0.93
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
296
4.35
Glenn Spencer
Career
Per 9 Innings
333
5.61
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4.35
4.35
Glenn Spencer
Career
Per 9 Innings
5.61
5.61
Antonio Alfonseca
Career
Per 9 Innings
36
0.53
Glenn Spencer
Careerverified
Per 9 Inningsverified
0
0
Antonio Alfonseca
Career
Per 9 Innings
18
0.26
Glenn Spencer
Careerverified
Per 9 Inningsverified
0
0
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
79
1.16
Glenn Spencer
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
1.512
1.512
Glenn Spencer
Careerverified
Per 9 Inningsverified
1.478
1.478
Antonio Alfonseca
Careerverified
Per 9 Innings
2384
35
Glenn Spencer
Career
Per 9 Inningsverified
2146
36.17
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.5
0.5
Glenn Spencer
Career
Per 9 Innings
2.4
2.4
Antonio Alfonseca
Career
Per 9 Innings
0.322
0.322
Glenn Spencer
Careerverified
Per 9 Inningsverified
0.283
0.283
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
39.79
39.79
Glenn Spencer
Career
Per 9 Innings
39.74
39.74

Fielding Stats for Antonio Alfonseca and Glenn Spencer

Antonio Alfonseca
Careerverified
Per 9 Inningsverified
11
11
Glenn Spencer
Career
Per 9 Innings
5
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Glenn Spencer
Career
Per 9 Innings
139
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
1839
27
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
613
9
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
31
0.46
Glenn Spencer
Career
Per 9 Innings
20
Antonio Alfonseca
Career
Per 9 Inningsverified
84
1.23
Glenn Spencer
Careerverified
Per 9 Innings
99
Antonio Alfonseca
Careerverified
Per 9 Innings
4
0.06
Glenn Spencer
Career
Per 9 Inningsverified
9
Antonio Alfonseca
Career
Per 9 Inningsverified
119
1.75
Glenn Spencer
Careerverified
Per 9 Innings
128
Antonio Alfonseca
Career
Per 9 Inningsverified
115
1.69
Glenn Spencer
Careerverified
Per 9 Innings
119
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
96.64
96.64
Glenn Spencer
Career
Per 9 Innings
92.97
Antonio Alfonseca
Career
Per 9 Inningsverified
0.194
0.194
Glenn Spencer
Careerverified
Per 9 Innings
0.856
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
8
0.12
Glenn Spencer
Career
Per 9 Innings
7
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Career
Per 9 Innings
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Glenn Spencer
Career
Per 9 Innings
0

Hitting Stats for Antonio Alfonseca and Glenn Spencer

Antonio Alfonseca
Careerverified
Per 600 PAverified
11
11
Glenn Spencer
Career
Per 600 PA
5
5
Antonio Alfonseca
Careerverified
Per 600 PAverified
592
23680
Glenn Spencer
Career
Per 600 PA
139
473.86
Antonio Alfonseca
Career
Per 600 PA
15
600
Glenn Spencer
Careerverified
Per 600 PA
176
600
Antonio Alfonseca
Career
Per 600 PAverified
14
560
Glenn Spencer
Careerverified
Per 600 PA
155
528.41
Antonio Alfonseca
Careerverified
Per 600 PAverified
0.143
0.143
Glenn Spencer
Career
Per 600 PA
0.123
0.123
Antonio Alfonseca
Career
Per 600 PA
0.333
0.333
Glenn Spencer
Careerverified
Per 600 PAverified
0.372
0.372
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Glenn Spencer
Careerverified
Per 600 PA
19
64.77
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Glenn Spencer
Careerverified
Per 600 PA
17
57.95
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
1
3.41
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
1
3.41
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
2
6.82
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
0.105
0.105
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0.26
10.23
Glenn Spencer
Careerverified
Per 600 PAverified
3.31
11.28
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Glenn Spencer
Careerverified
Per 600 PA
22
75
Antonio Alfonseca
Career
Per 600 PA
2
80
Glenn Spencer
Careerverified
Per 600 PAverified
26
88.64
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Glenn Spencer
Careerverified
Per 600 PAverified
0.161
0.161
Antonio Alfonseca
Careerverified
Per 600 PAverified
0.143
0.143
Glenn Spencer
Career
Per 600 PA
0.142
0.142
Antonio Alfonseca
Career
Per 600 PA
0.286
0.286
Glenn Spencer
Careerverified
Per 600 PAverified
0.302
0.302
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
0.019
0.019
Antonio Alfonseca
Career
Per 600 PA
0.1
0.1
Glenn Spencer
Careerverified
Per 600 PAverified
0.108
0.108
Antonio Alfonseca
Career
Per 600 PA
0.167
0.167
Glenn Spencer
Careerverified
Per 600 PAverified
0.21
0.21
Antonio Alfonseca
Careerverified
Per 600 PAverified
0.333
0.333
Glenn Spencer
Career
Per 600 PA
0.179
0.179
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
6
20.45
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Glenn Spencer
Careerverified
Per 600 PA
5
17.05
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Glenn Spencer
Careerverified
Per 600 PA
11
37.5
Antonio Alfonseca
Careerverified
Per 600 PA
-0.08
-3.25
Glenn Spencer
Career
Per 600 PAverified
-0.32
-1.1
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
7
23.86
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Careerverified
Per 600 PA
8
320
Glenn Spencer
Career
Per 600 PAverified
49
167.05
Antonio Alfonseca
Career
Per 600 PA
1.88
1.88
Glenn Spencer
Careerverified
Per 600 PAverified
3.59
3.59
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Careerverified
Per 600 PAverified
0.14
0.14
Antonio Alfonseca
Career
Per 600 PA
1
40
Glenn Spencer
Careerverified
Per 600 PAverified
14
47.73
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Careerverified
Per 600 PAverified
0
0
Glenn Spencer
Career
Per 600 PA
2
6.82
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Glenn Spencer
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
Glenn Spencer
Career
Per 600 PA