Jack Aker vs. Xavier Hernandez — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Xavier Hernandez
Gen XTexasThrows RightBats LeftNorth AmericaHouston AstrosAmerican LeagueRelief Pitcher

Jack Aker and Xavier Hernandez are about as close as two relievers get — the gap between them is negligible across the key measures. Their run-prevention numbers were nearly identical — ERA+ of 89 for Jack Aker and 85 for Xavier Hernandez, with skill-based marks of DICE+ 88 and 90 respectively. If forced to pick, Xavier Hernandez gets the slight nod, but this is a genuinely even pairing.

Pitching Stats for Jack Aker and Xavier Hernandez

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Xavier Hernandez
Career
Per 9 Innings
10
10
Jack Aker
Careerverified
Per 9 Innings
495
5.97
Xavier Hernandez
Career
Per 9 Inningsverified
463
6.21
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Careerverified
Per 9 Inningsverified
7
0.09
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Xavier Hernandez
Career
Per 9 Innings
40
0.54
Jack Aker
Career
Per 9 Innings
45
0.54
Xavier Hernandez
Careerverified
Per 9 Inningsverified
35
0.47
Jack Aker
Career
Per 9 Innings
51.09
51.09
Xavier Hernandez
Careerverified
Per 9 Inningsverified
53.33
53.33
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Careerverified
Per 9 Inningsverified
1.51
1.51
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Xavier Hernandez
Career
Per 9 Innings
35
0.47
Jack Aker
Careerverified
Per 9 Inningsverified
272
3.28
Xavier Hernandez
Career
Per 9 Innings
291
3.9
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Xavier Hernandez
Career
Per 9 Innings
3.9
3.9
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Xavier Hernandez
Career
Per 9 Innings
3.65
3.65
Jack Aker
Career
Per 9 Innings
4.29
4.29
Xavier Hernandez
Careerverified
Per 9 Inningsverified
3.9
3.9
Jack Aker
Career
Per 9 Innings
0.244
0.244
Xavier Hernandez
Career
Per 9 Innings
0.244
0.244
Jack Aker
Careerverified
Per 9 Innings
2238
27
Xavier Hernandez
Career
Per 9 Innings
2013
27
Jack Aker
Careerverified
Per 9 Innings
746
9
Xavier Hernandez
Career
Per 9 Innings
671
9
Jack Aker
Career
Per 9 Inningsverified
679
8.19
Xavier Hernandez
Careerverified
Per 9 Innings
621
8.33
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Xavier Hernandez
Career
Per 9 Innings
8.33
8.33
Jack Aker
Careerverified
Per 9 Inningsverified
64
0.77
Xavier Hernandez
Career
Per 9 Innings
67
0.9
Jack Aker
Careerverified
Per 9 Inningsverified
0.77
0.77
Xavier Hernandez
Career
Per 9 Innings
0.9
0.9
Jack Aker
Careerverified
Per 9 Inningsverified
0.13
0.13
Xavier Hernandez
Career
Per 9 Innings
0.14
0.14
Jack Aker
Career
Per 9 Inningsverified
274
3.31
Xavier Hernandez
Careerverified
Per 9 Innings
266
3.57
Jack Aker
Career
Per 9 Innings
68
0.82
Xavier Hernandez
Careerverified
Per 9 Inningsverified
36
0.48
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Xavier Hernandez
Career
Per 9 Innings
3.57
3.57
Jack Aker
Career
Per 9 Innings
404
4.87
Xavier Hernandez
Careerverified
Per 9 Inningsverified
562
7.54
Jack Aker
Career
Per 9 Innings
4.87
4.87
Xavier Hernandez
Careerverified
Per 9 Inningsverified
7.54
7.54
Jack Aker
Career
Per 9 Innings
0.82
0.82
Xavier Hernandez
Careerverified
Per 9 Inningsverified
1.21
1.21
Jack Aker
Career
Per 9 Innings
0.909
0.909
Xavier Hernandez
Careerverified
Per 9 Inningsverified
1.234
1.234
Jack Aker
Careerverified
Per 9 Inningsverified
13
0.16
Xavier Hernandez
Career
Per 9 Innings
46
0.62
Jack Aker
Career
Per 9 Innings
40
0.48
Xavier Hernandez
Careerverified
Per 9 Inningsverified
20
0.27
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Innings
3144
37.93
Xavier Hernandez
Career
Per 9 Inningsverified
2879
38.62
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Xavier Hernandez
Career
Per 9 Innings
169
2.27
Jack Aker
Careerverified
Per 9 Inningsverified
312
3.76
Xavier Hernandez
Career
Per 9 Innings
324
4.35
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Xavier Hernandez
Career
Per 9 Innings
4.35
4.35
Jack Aker
Career
Per 9 Innings
32
0.39
Xavier Hernandez
Careerverified
Per 9 Inningsverified
28
0.38
Jack Aker
Careerverified
Per 9 Inningsverified
12
0.14
Xavier Hernandez
Career
Per 9 Innings
22
0.3
Jack Aker
Career
Per 9 Innings
19
0.23
Xavier Hernandez
Careerverified
Per 9 Inningsverified
48
0.64
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Xavier Hernandez
Career
Per 9 Innings
1.322
1.322
Jack Aker
Careerverified
Per 9 Innings
2786
33.61
Xavier Hernandez
Career
Per 9 Inningsverified
2543
34.11
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Xavier Hernandez
Career
Per 9 Innings
0.7
0.7
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Xavier Hernandez
Career
Per 9 Innings
0.289
0.289
Jack Aker
Career
Per 9 Innings
37.93
37.93
Xavier Hernandez
Careerverified
Per 9 Inningsverified
38.62
38.62

Fielding Stats for Jack Aker and Xavier Hernandez

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Xavier Hernandez
Career
Per 9 Innings
10
10
Jack Aker
Careerverified
Per 9 Innings
495
5.97
Xavier Hernandez
Career
Per 9 Inningsverified
463
6.21
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Careerverified
Per 9 Inningsverified
7
0.09
Jack Aker
Careerverified
Per 9 Innings
2240
27
Xavier Hernandez
Career
Per 9 Innings
2013
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Xavier Hernandez
Career
Per 9 Innings
671
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Xavier Hernandez
Career
Per 9 Innings
40
0.54
Jack Aker
Careerverified
Per 9 Inningsverified
167
2.01
Xavier Hernandez
Career
Per 9 Innings
64
0.86
Jack Aker
Career
Per 9 Innings
8
0.1
Xavier Hernandez
Careerverified
Per 9 Inningsverified
2
0.03
Jack Aker
Careerverified
Per 9 Inningsverified
240
2.89
Xavier Hernandez
Career
Per 9 Innings
106
1.42
Jack Aker
Careerverified
Per 9 Inningsverified
232
2.8
Xavier Hernandez
Career
Per 9 Innings
104
1.39
Jack Aker
Career
Per 9 Innings
96.67
96.67
Xavier Hernandez
Careerverified
Per 9 Inningsverified
98.11
98.11
Jack Aker
Careerverified
Per 9 Inningsverified
0.469
0.469
Xavier Hernandez
Career
Per 9 Innings
0.225
0.225
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Careerverified
Per 9 Inningsverified
1.51
1.51
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Xavier Hernandez
Career
Per 9 Innings
4
0.05
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Xavier Hernandez
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Xavier Hernandez

Jack Aker
Careerverified
Per 600 PAverified
11
11
Xavier Hernandez
Career
Per 600 PA
10
10
Jack Aker
Careerverified
Per 600 PA
496
2861.54
Xavier Hernandez
Career
Per 600 PAverified
464
6474.42
Jack Aker
Careerverified
Per 600 PA
104
600
Xavier Hernandez
Career
Per 600 PA
43
600
Jack Aker
Careerverified
Per 600 PAverified
92
530.77
Xavier Hernandez
Career
Per 600 PA
37
516.28
Jack Aker
Careerverified
Per 600 PAverified
0.076
0.076
Xavier Hernandez
Career
Per 600 PA
0.027
0.027
Jack Aker
Careerverified
Per 600 PAverified
0.279
0.279
Xavier Hernandez
Career
Per 600 PA
0.209
0.209
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Xavier Hernandez
Career
Per 600 PA
1
13.95
Jack Aker
Careerverified
Per 600 PAverified
5
28.85
Xavier Hernandez
Career
Per 600 PA
1
13.95
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.81
4.66
Xavier Hernandez
Career
Per 600 PA
0.01
0.12
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Xavier Hernandez
Career
Per 600 PA
1
13.95
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Xavier Hernandez
Career
Per 600 PA
3
41.86
Jack Aker
Careerverified
Per 600 PAverified
0.096
0.096
Xavier Hernandez
Career
Per 600 PA
0.077
0.077
Jack Aker
Careerverified
Per 600 PAverified
0.098
0.098
Xavier Hernandez
Career
Per 600 PA
0.027
0.027
Jack Aker
Careerverified
Per 600 PAverified
0.194
0.194
Xavier Hernandez
Career
Per 600 PA
0.104
0.104
Jack Aker
Careerverified
Per 600 PAverified
0.022
0.022
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.068
0.068
Xavier Hernandez
Career
Per 600 PA
0.041
0.041
Jack Aker
Careerverified
Per 600 PAverified
0.128
0.128
Xavier Hernandez
Career
Per 600 PA
0.081
0.081
Jack Aker
Careerverified
Per 600 PAverified
0.171
0.171
Xavier Hernandez
Career
Per 600 PA
0.059
0.059
Jack Aker
Careerverified
Per 600 PA
3
17.31
Xavier Hernandez
Career
Per 600 PAverified
2
27.91
Jack Aker
Careerverified
Per 600 PAverified
4
23.08
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Xavier Hernandez
Career
Per 600 PA
2
27.91
Jack Aker
Career
Per 600 PAverified
-4.13
-23.83
Xavier Hernandez
Careerverified
Per 600 PA
-2.82
-39.33
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Xavier Hernandez
Careerverified
Per 600 PAverified
2
27.91
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Xavier Hernandez
Careerverified
Per 600 PAverified
20
279.07
Jack Aker
Career
Per 600 PA
2.04
2.04
Xavier Hernandez
Careerverified
Per 600 PAverified
2.15
2.15
Jack Aker
Career
Per 600 PA
0.02
0.02
Xavier Hernandez
Careerverified
Per 600 PAverified
0.1
0.1
Jack Aker
Careerverified
Per 600 PAverified
10
57.69
Xavier Hernandez
Career
Per 600 PA
4
55.81
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
1
5.77
Xavier Hernandez
Career
Per 600 PA
1
13.95
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Xavier Hernandez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Xavier Hernandez
Career
Per 600 PA