Jack Aker vs. Mark Leiter Jr. — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Mark Leiter Jr.
MillenialFloridaThrows RightBats RightNorth AmericaNew York YankeesAmerican LeagueRelief Pitcher

The numbers give Mark Leiter Jr. a clear advantage over Jack Aker across the core pitching metrics. Mark Leiter Jr. led in strikeout rate (K%+ 112 vs 86), skill-based run prevention (DICE+ 103 vs 88), and walk avoidance (BB%+ 113 vs 100). Mark Leiter Jr. was the better reliever — the numbers make that case clearly.

Pitching Stats for Jack Aker and Mark Leiter Jr.

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Mark Leiter Jr.
Career
Per 9 Innings
6
6
Jack Aker
Careerverified
Per 9 Innings
495
5.97
Mark Leiter Jr.
Career
Per 9 Inningsverified
270
6.9
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
15
0.38
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Mark Leiter Jr.
Career
Per 9 Innings
16
0.41
Jack Aker
Career
Per 9 Inningsverified
45
0.54
Mark Leiter Jr.
Careerverified
Per 9 Innings
29
0.74
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Mark Leiter Jr.
Career
Per 9 Innings
35.56
35.56
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
5.56
5.56
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Mark Leiter Jr.
Career
Per 9 Innings
9
0.23
Jack Aker
Career
Per 9 Inningsverified
272
3.28
Mark Leiter Jr.
Careerverified
Per 9 Innings
180
4.6
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Mark Leiter Jr.
Career
Per 9 Innings
4.6
4.6
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Mark Leiter Jr.
Career
Per 9 Innings
4.37
4.37
Jack Aker
Career
Per 9 Innings
4.29
4.29
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
4.16
4.16
Jack Aker
Careerverified
Per 9 Inningsverified
0.244
0.244
Mark Leiter Jr.
Career
Per 9 Innings
0.246
0.246
Jack Aker
Careerverified
Per 9 Innings
2238
27
Mark Leiter Jr.
Career
Per 9 Innings
1057
27
Jack Aker
Careerverified
Per 9 Innings
746
9
Mark Leiter Jr.
Career
Per 9 Innings
352.1
9
Jack Aker
Career
Per 9 Inningsverified
679
8.19
Mark Leiter Jr.
Careerverified
Per 9 Innings
337
8.61
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Mark Leiter Jr.
Career
Per 9 Innings
8.61
8.61
Jack Aker
Career
Per 9 Inningsverified
64
0.77
Mark Leiter Jr.
Careerverified
Per 9 Innings
55
1.4
Jack Aker
Careerverified
Per 9 Inningsverified
0.77
0.77
Mark Leiter Jr.
Career
Per 9 Innings
1.4
1.4
Jack Aker
Careerverified
Per 9 Inningsverified
0.13
0.13
Mark Leiter Jr.
Career
Per 9 Innings
0.2
0.2
Jack Aker
Career
Per 9 Inningsverified
274
3.31
Mark Leiter Jr.
Careerverified
Per 9 Innings
131
3.35
Jack Aker
Career
Per 9 Innings
68
0.82
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
8
0.2
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Mark Leiter Jr.
Career
Per 9 Innings
3.35
3.35
Jack Aker
Careerverified
Per 9 Innings
404
4.87
Mark Leiter Jr.
Career
Per 9 Inningsverified
396
10.12
Jack Aker
Career
Per 9 Innings
4.87
4.87
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
10.12
10.12
Jack Aker
Career
Per 9 Innings
0.82
0.82
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
1.47
1.47
Jack Aker
Career
Per 9 Innings
0.909
0.909
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
1.496
1.496
Jack Aker
Careerverified
Per 9 Inningsverified
13
0.16
Mark Leiter Jr.
Career
Per 9 Innings
25
0.64
Jack Aker
Career
Per 9 Inningsverified
40
0.48
Mark Leiter Jr.
Careerverified
Per 9 Innings
31
0.79
Jack Aker
Careerverified
Per 9 Inningsverified
0
0
Mark Leiter Jr.
Career
Per 9 Innings
1
0.03
Jack Aker
Careerverified
Per 9 Innings
3144
37.93
Mark Leiter Jr.
Career
Per 9 Inningsverified
1544
39.44
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Mark Leiter Jr.
Career
Per 9 Innings
50
1.28
Jack Aker
Career
Per 9 Inningsverified
312
3.76
Mark Leiter Jr.
Careerverified
Per 9 Innings
211
5.39
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Mark Leiter Jr.
Career
Per 9 Innings
5.39
5.39
Jack Aker
Career
Per 9 Innings
32
0.39
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
2
0.05
Jack Aker
Career
Per 9 Inningsverified
12
0.14
Mark Leiter Jr.
Careerverified
Per 9 Innings
10
0.26
Jack Aker
Career
Per 9 Innings
19
0.23
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
21
0.54
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Mark Leiter Jr.
Career
Per 9 Innings
1.328
1.328
Jack Aker
Careerverified
Per 9 Innings
2786
33.61
Mark Leiter Jr.
Career
Per 9 Inningsverified
1370
35
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Mark Leiter Jr.
Career
Per 9 Innings
0.78
0.78
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Mark Leiter Jr.
Career
Per 9 Innings
0.307
0.307
Jack Aker
Career
Per 9 Innings
37.93
37.93
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
39.44
39.44

Fielding Stats for Jack Aker and Mark Leiter Jr.

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Mark Leiter Jr.
Career
Per 9 Innings
6
6
Jack Aker
Careerverified
Per 9 Innings
495
5.97
Mark Leiter Jr.
Career
Per 9 Inningsverified
270
6.9
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
15
0.38
Jack Aker
Careerverified
Per 9 Innings
2240
27
Mark Leiter Jr.
Career
Per 9 Innings
1057
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Mark Leiter Jr.
Career
Per 9 Innings
352.1
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Mark Leiter Jr.
Career
Per 9 Innings
22
0.56
Jack Aker
Careerverified
Per 9 Inningsverified
167
2.01
Mark Leiter Jr.
Career
Per 9 Innings
28
0.72
Jack Aker
Career
Per 9 Innings
8
0.1
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
2
0.05
Jack Aker
Careerverified
Per 9 Inningsverified
240
2.89
Mark Leiter Jr.
Career
Per 9 Innings
52
1.33
Jack Aker
Careerverified
Per 9 Inningsverified
232
2.8
Mark Leiter Jr.
Career
Per 9 Innings
50
1.28
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Mark Leiter Jr.
Career
Per 9 Innings
96.15
96.15
Jack Aker
Careerverified
Per 9 Inningsverified
0.469
0.469
Mark Leiter Jr.
Career
Per 9 Innings
0.185
0.185
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Careerverified
Per 9 Inningsverified
5.56
5.56
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Mark Leiter Jr.
Career
Per 9 Innings
2
0.05
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Mark Leiter Jr.
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Mark Leiter Jr.

Jack Aker
Careerverified
Per 600 PAverified
11
11
Mark Leiter Jr.
Career
Per 600 PA
6
6
Jack Aker
Careerverified
Per 600 PA
496
2861.54
Mark Leiter Jr.
Career
Per 600 PAverified
270
5586.21
Jack Aker
Careerverified
Per 600 PA
104
600
Mark Leiter Jr.
Career
Per 600 PA
29
600
Jack Aker
Careerverified
Per 600 PA
92
530.77
Mark Leiter Jr.
Career
Per 600 PAverified
28
579.31
Jack Aker
Careerverified
Per 600 PAverified
0.076
0.076
Mark Leiter Jr.
Career
Per 600 PA
0.071
0.071
Jack Aker
Careerverified
Per 600 PAverified
0.279
0.279
Mark Leiter Jr.
Career
Per 600 PA
0.172
0.172
Jack Aker
Careerverified
Per 600 PA
7
40.38
Mark Leiter Jr.
Career
Per 600 PAverified
2
41.38
Jack Aker
Careerverified
Per 600 PA
5
28.85
Mark Leiter Jr.
Career
Per 600 PAverified
2
41.38
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.81
4.66
Mark Leiter Jr.
Career
Per 600 PA
0.06
1.15
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Mark Leiter Jr.
Career
Per 600 PA
2
41.38
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Mark Leiter Jr.
Career
Per 600 PA
2
41.38
Jack Aker
Careerverified
Per 600 PAverified
0.096
0.096
Mark Leiter Jr.
Career
Per 600 PA
0.071
0.071
Jack Aker
Careerverified
Per 600 PAverified
0.098
0.098
Mark Leiter Jr.
Career
Per 600 PA
0.071
0.071
Jack Aker
Careerverified
Per 600 PAverified
0.194
0.194
Mark Leiter Jr.
Career
Per 600 PA
0.143
0.143
Jack Aker
Careerverified
Per 600 PAverified
0.022
0.022
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.068
0.068
Mark Leiter Jr.
Career
Per 600 PA
0.05
0.05
Jack Aker
Careerverified
Per 600 PAverified
0.128
0.128
Mark Leiter Jr.
Career
Per 600 PA
0.074
0.074
Jack Aker
Careerverified
Per 600 PAverified
0.171
0.171
Mark Leiter Jr.
Career
Per 600 PA
0.143
0.143
Jack Aker
Careerverified
Per 600 PAverified
3
17.31
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
4
23.08
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
-4.13
-23.83
Mark Leiter Jr.
Careerverified
Per 600 PA
-1.91
-39.49
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Mark Leiter Jr.
Careerverified
Per 600 PAverified
14
289.66
Jack Aker
Career
Per 600 PA
2.04
2.04
Mark Leiter Jr.
Careerverified
Per 600 PAverified
2.07
2.07
Jack Aker
Careerverified
Per 600 PAverified
0.02
0.02
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
10
57.69
Mark Leiter Jr.
Career
Per 600 PA
1
20.69
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
1
5.77
Mark Leiter Jr.
Career
Per 600 PA
1
20.69
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Mark Leiter Jr.
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Mark Leiter Jr.
Career
Per 600 PA