Antonio Alfonseca vs. Dave Leonhard — Career Comparison

Antonio Alfonseca
Gen XD.R.Throws RightBats RightCaribbeanFlorida MarlinsNational LeagueRelief Pitcher
Dave Leonhard
Silent GenerationVirginiaThrows RightBats RightNorth AmericaBaltimore OriolesAmerican LeagueRelief Pitcher

The numbers give Antonio Alfonseca a clear advantage over Dave Leonhard across the core pitching metrics. Antonio Alfonseca led in home run suppression (HR9+ 126 vs 91), strikeout rate (K%+ 81 vs 66), and skill-based run prevention (DICE+ 98 vs 89). Dave Leonhard held the edge in run prevention (ERA+ 117 vs 97). Antonio Alfonseca was the better reliever — the numbers make that case clearly.

Pitching Stats for Antonio Alfonseca and Dave Leonhard

Antonio Alfonseca
Careerverified
Per 9 Inningsverified
11
11
Dave Leonhard
Career
Per 9 Innings
6
6
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Dave Leonhard
Career
Per 9 Innings
117
3.12
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
29
0.77
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
35
0.51
Dave Leonhard
Career
Per 9 Innings
16
0.43
Antonio Alfonseca
Career
Per 9 Innings
37
0.54
Dave Leonhard
Careerverified
Per 9 Inningsverified
14
0.37
Antonio Alfonseca
Career
Per 9 Innings
48.61
48.61
Dave Leonhard
Careerverified
Per 9 Inningsverified
53.33
53.33
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
24.79
24.79
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
7
0.19
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
4
0.11
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
129
1.89
Dave Leonhard
Career
Per 9 Innings
5
0.13
Antonio Alfonseca
Career
Per 9 Innings
280
4.11
Dave Leonhard
Careerverified
Per 9 Inningsverified
118
3.15
Antonio Alfonseca
Career
Per 9 Innings
4.11
4.11
Dave Leonhard
Careerverified
Per 9 Inningsverified
3.15
3.15
Antonio Alfonseca
Career
Per 9 Innings
4.67
4.67
Dave Leonhard
Careerverified
Per 9 Inningsverified
3.45
3.45
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
4.19
4.19
Dave Leonhard
Career
Per 9 Innings
4.74
4.74
Antonio Alfonseca
Career
Per 9 Innings
0.284
0.284
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.232
0.232
Antonio Alfonseca
Careerverified
Per 9 Innings
1839
27
Dave Leonhard
Career
Per 9 Innings
1011
27
Antonio Alfonseca
Careerverified
Per 9 Innings
613
9
Dave Leonhard
Career
Per 9 Innings
337
9
Antonio Alfonseca
Career
Per 9 Innings
677
9.94
Dave Leonhard
Careerverified
Per 9 Inningsverified
287
7.66
Antonio Alfonseca
Career
Per 9 Innings
9.94
9.94
Dave Leonhard
Careerverified
Per 9 Inningsverified
7.66
7.66
Antonio Alfonseca
Career
Per 9 Inningsverified
55
0.81
Dave Leonhard
Careerverified
Per 9 Innings
32
0.85
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.81
0.81
Dave Leonhard
Career
Per 9 Innings
0.85
0.85
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.09
0.09
Dave Leonhard
Career
Per 9 Innings
0.27
0.27
Antonio Alfonseca
Career
Per 9 Inningsverified
250
3.67
Dave Leonhard
Careerverified
Per 9 Innings
150
4.01
Antonio Alfonseca
Career
Per 9 Innings
45
0.66
Dave Leonhard
Careerverified
Per 9 Inningsverified
14
0.37
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
3.67
3.67
Dave Leonhard
Career
Per 9 Innings
4.01
4.01
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
400
5.87
Dave Leonhard
Career
Per 9 Innings
146
3.9
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
5.87
5.87
Dave Leonhard
Career
Per 9 Innings
3.9
3.9
Antonio Alfonseca
Career
Per 9 Innings
0.68
0.68
Dave Leonhard
Careerverified
Per 9 Inningsverified
1.25
1.25
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
1.06
1.06
Dave Leonhard
Career
Per 9 Innings
0.878
0.878
Antonio Alfonseca
Career
Per 9 Inningsverified
13
0.19
Dave Leonhard
Careerverified
Per 9 Innings
10
0.27
Antonio Alfonseca
Career
Per 9 Innings
22
0.32
Dave Leonhard
Careerverified
Per 9 Inningsverified
4
0.11
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
2
0.03
Dave Leonhard
Career
Per 9 Innings
4
0.11
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
2710
39.79
Dave Leonhard
Career
Per 9 Innings
1403
37.47
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
301
4.42
Dave Leonhard
Career
Per 9 Innings
24
0.64
Antonio Alfonseca
Career
Per 9 Innings
296
4.35
Dave Leonhard
Careerverified
Per 9 Inningsverified
125
3.34
Antonio Alfonseca
Career
Per 9 Innings
4.35
4.35
Dave Leonhard
Careerverified
Per 9 Inningsverified
3.34
3.34
Antonio Alfonseca
Career
Per 9 Innings
36
0.53
Dave Leonhard
Careerverified
Per 9 Inningsverified
7
0.19
Antonio Alfonseca
Career
Per 9 Innings
18
0.26
Dave Leonhard
Careerverified
Per 9 Inningsverified
5
0.13
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
79
1.16
Dave Leonhard
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
1.512
1.512
Dave Leonhard
Careerverified
Per 9 Inningsverified
1.297
1.297
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
2384
35
Dave Leonhard
Career
Per 9 Innings
1237
33.04
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
0.5
0.5
Dave Leonhard
Career
Per 9 Innings
1.07
1.07
Antonio Alfonseca
Career
Per 9 Innings
0.322
0.322
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.241
0.241
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
39.79
39.79
Dave Leonhard
Career
Per 9 Innings
37.47
37.47

Fielding Stats for Antonio Alfonseca and Dave Leonhard

Antonio Alfonseca
Careerverified
Per 9 Inningsverified
11
11
Dave Leonhard
Career
Per 9 Innings
6
6
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
592
8.69
Dave Leonhard
Career
Per 9 Innings
117
3.13
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
29
0.78
Antonio Alfonseca
Careerverified
Per 9 Innings
1839
27
Dave Leonhard
Career
Per 9 Innings
1010
27
Antonio Alfonseca
Careerverified
Per 9 Innings
613
9
Dave Leonhard
Career
Per 9 Innings
336.2
9
Antonio Alfonseca
Careerverified
Per 9 Innings
31
0.46
Dave Leonhard
Career
Per 9 Inningsverified
27
0.72
Antonio Alfonseca
Careerverified
Per 9 Innings
84
1.23
Dave Leonhard
Career
Per 9 Inningsverified
65
1.74
Antonio Alfonseca
Career
Per 9 Innings
4
0.06
Dave Leonhard
Careerverified
Per 9 Inningsverified
2
0.05
Antonio Alfonseca
Careerverified
Per 9 Innings
119
1.75
Dave Leonhard
Career
Per 9 Inningsverified
94
2.51
Antonio Alfonseca
Careerverified
Per 9 Innings
115
1.69
Dave Leonhard
Career
Per 9 Inningsverified
92
2.46
Antonio Alfonseca
Career
Per 9 Innings
96.64
96.64
Dave Leonhard
Careerverified
Per 9 Inningsverified
97.87
97.87
Antonio Alfonseca
Career
Per 9 Innings
0.194
0.194
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.786
0.786
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
24.79
24.79
Antonio Alfonseca
Careerverified
Per 9 Inningsverified
8
0.12
Dave Leonhard
Career
Per 9 Innings
3
0.08
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0
Antonio Alfonseca
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0

Hitting Stats for Antonio Alfonseca and Dave Leonhard

Antonio Alfonseca
Careerverified
Per 600 PAverified
11
11
Dave Leonhard
Career
Per 600 PA
6
6
Antonio Alfonseca
Careerverified
Per 600 PAverified
592
23680
Dave Leonhard
Career
Per 600 PA
125
806.45
Antonio Alfonseca
Career
Per 600 PA
15
600
Dave Leonhard
Careerverified
Per 600 PA
93
600
Antonio Alfonseca
Career
Per 600 PAverified
14
560
Dave Leonhard
Careerverified
Per 600 PA
77
496.77
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Dave Leonhard
Careerverified
Per 600 PAverified
0.156
0.156
Antonio Alfonseca
Career
Per 600 PA
0.333
0.333
Dave Leonhard
Careerverified
Per 600 PAverified
0.479
0.479
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Dave Leonhard
Careerverified
Per 600 PA
12
77.42
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Dave Leonhard
Careerverified
Per 600 PA
10
64.52
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
2
12.9
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
2
12.9
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
0.167
0.167
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0.26
10.23
Dave Leonhard
Careerverified
Per 600 PAverified
2.41
15.53
Antonio Alfonseca
Career
Per 600 PA
2
80
Dave Leonhard
Careerverified
Per 600 PAverified
14
90.32
Antonio Alfonseca
Career
Per 600 PA
2
80
Dave Leonhard
Careerverified
Per 600 PAverified
17
109.68
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Dave Leonhard
Careerverified
Per 600 PAverified
0.207
0.207
Antonio Alfonseca
Career
Per 600 PA
0.143
0.143
Dave Leonhard
Careerverified
Per 600 PAverified
0.182
0.182
Antonio Alfonseca
Career
Per 600 PA
0.286
0.286
Dave Leonhard
Careerverified
Per 600 PAverified
0.389
0.389
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
0.026
0.026
Antonio Alfonseca
Career
Per 600 PA
0.1
0.1
Dave Leonhard
Careerverified
Per 600 PAverified
0.139
0.139
Antonio Alfonseca
Career
Per 600 PA
0.167
0.167
Dave Leonhard
Careerverified
Per 600 PAverified
0.279
0.279
Antonio Alfonseca
Careerverified
Per 600 PAverified
0.333
0.333
Dave Leonhard
Career
Per 600 PA
0.267
0.267
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
6
38.71
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Dave Leonhard
Career
Per 600 PA
2
12.9
Antonio Alfonseca
Career
Per 600 PAverified
2
80
Dave Leonhard
Careerverified
Per 600 PA
8
51.61
Antonio Alfonseca
Career
Per 600 PA
-0.08
-3.25
Dave Leonhard
Careerverified
Per 600 PAverified
1.45
9.35
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
5
32.26
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Careerverified
Per 600 PA
8
320
Dave Leonhard
Career
Per 600 PAverified
32
206.45
Antonio Alfonseca
Career
Per 600 PA
1.88
1.88
Dave Leonhard
Careerverified
Per 600 PAverified
2.91
2.91
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
0.16
0.16
Antonio Alfonseca
Career
Per 600 PA
1
40
Dave Leonhard
Careerverified
Per 600 PAverified
11
70.97
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Careerverified
Per 600 PAverified
0
0
Dave Leonhard
Career
Per 600 PA
3
19.35
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Antonio Alfonseca
Career
Per 600 PA
Dave Leonhard
Career
Per 600 PA