Jack Aker vs. Jake Diekman — Career Comparison

Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
MillenialNebraskaThrows LeftBats RightNorth AmericaPhiladelphia PhilliesNational LeagueRelief Pitcher

The numbers give Jake Diekman a clear advantage over Jack Aker across the core pitching metrics. Jake Diekman led in home run suppression (HR9+ 131 vs 76), strikeout rate (K%+ 120 vs 86), and skill-based run prevention (DICE+ 99 vs 88). Jack Aker held the edge in walk avoidance (BB%+ 100 vs 68). Jake Diekman was the better reliever — the numbers make that case clearly.

Pitching Stats for Jack Aker and Jake Diekman

Jack Aker
Career
Per 9 Innings
11
11
Jake Diekman
Careerverified
Per 9 Inningsverified
13
13
Jack Aker
Career
Per 9 Innings
495
5.97
Jake Diekman
Careerverified
Per 9 Inningsverified
705
10.53
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Jake Diekman
Career
Per 9 Innings
27
0.4
Jack Aker
Career
Per 9 Innings
45
0.54
Jake Diekman
Careerverified
Per 9 Inningsverified
34
0.51
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Jake Diekman
Career
Per 9 Innings
44.26
44.26
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Jake Diekman
Career
Per 9 Innings
19
0.28
Jack Aker
Career
Per 9 Inningsverified
272
3.28
Jake Diekman
Careerverified
Per 9 Innings
262
3.91
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Jake Diekman
Career
Per 9 Innings
3.91
3.91
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Jake Diekman
Career
Per 9 Innings
3.85
3.85
Jack Aker
Career
Per 9 Innings
4.29
4.29
Jake Diekman
Careerverified
Per 9 Inningsverified
3.62
3.62
Jack Aker
Career
Per 9 Innings
0.244
0.244
Jake Diekman
Careerverified
Per 9 Inningsverified
0.217
0.217
Jack Aker
Careerverified
Per 9 Innings
2238
27
Jake Diekman
Career
Per 9 Innings
1807
27
Jack Aker
Careerverified
Per 9 Innings
746
9
Jake Diekman
Career
Per 9 Innings
602.1
9
Jack Aker
Career
Per 9 Innings
679
8.19
Jake Diekman
Careerverified
Per 9 Inningsverified
483
7.22
Jack Aker
Career
Per 9 Innings
8.19
8.19
Jake Diekman
Careerverified
Per 9 Inningsverified
7.22
7.22
Jack Aker
Career
Per 9 Inningsverified
64
0.77
Jake Diekman
Careerverified
Per 9 Innings
53
0.79
Jack Aker
Careerverified
Per 9 Inningsverified
0.77
0.77
Jake Diekman
Career
Per 9 Innings
0.79
0.79
Jack Aker
Career
Per 9 Innings
0.13
0.13
Jake Diekman
Careerverified
Per 9 Inningsverified
0.08
0.08
Jack Aker
Careerverified
Per 9 Inningsverified
274
3.31
Jake Diekman
Career
Per 9 Innings
358
5.35
Jack Aker
Career
Per 9 Innings
68
0.82
Jake Diekman
Careerverified
Per 9 Inningsverified
21
0.31
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Jake Diekman
Career
Per 9 Innings
5.35
5.35
Jack Aker
Career
Per 9 Innings
404
4.87
Jake Diekman
Careerverified
Per 9 Inningsverified
764
11.42
Jack Aker
Career
Per 9 Innings
4.87
4.87
Jake Diekman
Careerverified
Per 9 Inningsverified
11.42
11.42
Jack Aker
Career
Per 9 Innings
0.82
0.82
Jake Diekman
Careerverified
Per 9 Inningsverified
1.08
1.08
Jack Aker
Career
Per 9 Innings
0.909
0.909
Jake Diekman
Careerverified
Per 9 Inningsverified
1.863
1.863
Jack Aker
Careerverified
Per 9 Inningsverified
13
0.16
Jake Diekman
Career
Per 9 Innings
44
0.66
Jack Aker
Careerverified
Per 9 Inningsverified
40
0.48
Jake Diekman
Career
Per 9 Innings
47
0.7
Jack Aker
Careerverified
Per 9 Inningsverified
0
0
Jake Diekman
Career
Per 9 Innings
3
0.04
Jack Aker
Careerverified
Per 9 Innings
3144
37.93
Jake Diekman
Career
Per 9 Inningsverified
2662
39.78
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Jake Diekman
Career
Per 9 Innings
141
2.11
Jack Aker
Career
Per 9 Inningsverified
312
3.76
Jake Diekman
Career
Per 9 Innings
312
4.66
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Jake Diekman
Career
Per 9 Innings
4.66
4.66
Jack Aker
Career
Per 9 Innings
32
0.39
Jake Diekman
Careerverified
Per 9 Inningsverified
9
0.13
Jack Aker
Careerverified
Per 9 Inningsverified
12
0.14
Jake Diekman
Career
Per 9 Innings
24
0.36
Jack Aker
Career
Per 9 Innings
19
0.23
Jake Diekman
Careerverified
Per 9 Inningsverified
48
0.72
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Jake Diekman
Career
Per 9 Innings
1.396
1.396
Jack Aker
Careerverified
Per 9 Inningsverified
2786
33.61
Jake Diekman
Career
Per 9 Innings
2224
33.23
Jack Aker
Career
Per 9 Innings
0.63
0.63
Jake Diekman
Careerverified
Per 9 Inningsverified
0.44
0.44
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Jake Diekman
Career
Per 9 Innings
0.306
0.306
Jack Aker
Career
Per 9 Innings
37.93
37.93
Jake Diekman
Careerverified
Per 9 Inningsverified
39.78
39.78

Fielding Stats for Jack Aker and Jake Diekman

Jack Aker
Career
Per 9 Innings
11
11
Jake Diekman
Careerverified
Per 9 Inningsverified
13
13
Jack Aker
Career
Per 9 Innings
495
5.97
Jake Diekman
Careerverified
Per 9 Inningsverified
705
10.53
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Innings
2240
27
Jake Diekman
Career
Per 9 Innings
1807
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Jake Diekman
Career
Per 9 Innings
602.1
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Jake Diekman
Career
Per 9 Innings
23
0.34
Jack Aker
Careerverified
Per 9 Inningsverified
167
2.01
Jake Diekman
Career
Per 9 Innings
58
0.87
Jack Aker
Careerverified
Per 9 Inningsverified
8
0.1
Jake Diekman
Career
Per 9 Innings
12
0.18
Jack Aker
Careerverified
Per 9 Inningsverified
240
2.89
Jake Diekman
Career
Per 9 Innings
93
1.39
Jack Aker
Careerverified
Per 9 Inningsverified
232
2.8
Jake Diekman
Career
Per 9 Innings
81
1.21
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Jake Diekman
Career
Per 9 Innings
87.1
87.1
Jack Aker
Careerverified
Per 9 Inningsverified
0.469
0.469
Jake Diekman
Career
Per 9 Innings
0.115
0.115
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Jake Diekman
Career
Per 9 Innings
2
0.03
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Jake Diekman
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Jake Diekman

Jack Aker
Career
Per 600 PA
11
11
Jake Diekman
Careerverified
Per 600 PAverified
13
13
Jack Aker
Career
Per 600 PA
496
2861.54
Jake Diekman
Careerverified
Per 600 PAverified
705
423000
Jack Aker
Careerverified
Per 600 PA
104
600
Jake Diekman
Career
Per 600 PA
1
600
Jack Aker
Careerverified
Per 600 PA
92
530.77
Jake Diekman
Career
Per 600 PAverified
1
600
Jack Aker
Careerverified
Per 600 PAverified
0.076
0.076
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.279
0.279
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
5
28.85
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Jake Diekman
Career
Per 600 PA
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
Jack Aker
Careerverified
Per 600 PAverified
0.81
4.66
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.096
0.096
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.098
0.098
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.194
0.194
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.022
0.022
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.068
0.068
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.128
0.128
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.171
0.171
Jake Diekman
Career
Per 600 PA
Jack Aker
Careerverified
Per 600 PAverified
3
17.31
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
4
23.08
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
-4.13
-23.83
Jake Diekman
Careerverified
Per 600 PA
-0.11
-66.4
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
51
294.23
Jake Diekman
Careerverified
Per 600 PA
1
600
Jack Aker
Careerverified
Per 600 PAverified
2.04
2.04
Jake Diekman
Career
Per 600 PA
1
1
Jack Aker
Careerverified
Per 600 PAverified
0.02
0.02
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
10
57.69
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Jake Diekman
Careerverified
Per 600 PAverified
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Jake Diekman
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Jake Diekman
Career
Per 600 PA