Jack Aker vs. Bernard Fernández — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Bernard Fernández
Greatest GenerationFloridaThrows RightBats RightNorth AmericaPhiladelphia StarsNegro National League IIStarting Pitcher

Bernard Fernández built a career as a starting pitcher and Jack Aker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Aker posted stronger surface numbers — ERA 3.28 and WHIP 1.369 compared to 7.36 and 1.773 for Bernard Fernández. By the career numbers, Jack Aker had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jack Aker and Bernard Fernández

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Bernard Fernández
Career
Per 9 Innings
4
4
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Bernard Fernández
Career
Per 9 Innings
6
2.45
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Careerverified
Per 9 Inningsverified
4
1.64
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Inningsverified
45
0.54
Bernard Fernández
Careerverified
Per 9 Innings
3
1.23
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Careerverified
Per 9 Inningsverified
66.67
66.67
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Careerverified
Per 9 Inningsverified
1
0.41
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Inningsverified
272
3.28
Bernard Fernández
Careerverified
Per 9 Innings
18
7.36
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Bernard Fernández
Career
Per 9 Innings
7.36
7.36
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Bernard Fernández
Career
Per 9 Innings
4.94
4.94
Jack Aker
Career
Per 9 Innings
4.29
4.29
Bernard Fernández
Careerverified
Per 9 Inningsverified
3.86
3.86
Jack Aker
Careerverified
Per 9 Inningsverified
0.244
0.244
Bernard Fernández
Career
Per 9 Innings
0.272
0.272
Jack Aker
Careerverified
Per 9 Innings
2238
27
Bernard Fernández
Career
Per 9 Innings
66
27
Jack Aker
Careerverified
Per 9 Innings
746
9
Bernard Fernández
Career
Per 9 Innings
22
9
Jack Aker
Career
Per 9 Inningsverified
679
8.19
Bernard Fernández
Careerverified
Per 9 Innings
25
10.23
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Bernard Fernández
Career
Per 9 Innings
10.23
10.23
Jack Aker
Career
Per 9 Innings
64
0.77
Bernard Fernández
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Career
Per 9 Innings
0.77
0.77
Bernard Fernández
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Career
Per 9 Innings
0.13
0.13
Bernard Fernández
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Career
Per 9 Inningsverified
274
3.31
Bernard Fernández
Careerverified
Per 9 Innings
14
5.73
Jack Aker
Career
Per 9 Innings
68
0.82
Bernard Fernández
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Bernard Fernández
Career
Per 9 Innings
5.73
5.73
Jack Aker
Careerverified
Per 9 Innings
404
4.87
Bernard Fernández
Career
Per 9 Inningsverified
13
5.32
Jack Aker
Career
Per 9 Innings
4.87
4.87
Bernard Fernández
Careerverified
Per 9 Inningsverified
5.32
5.32
Jack Aker
Career
Per 9 Innings
0.82
0.82
Bernard Fernández
Careerverified
Per 9 Inningsverified
2.17
2.17
Jack Aker
Career
Per 9 Innings
0.909
0.909
Bernard Fernández
Careerverified
Per 9 Inningsverified
1.227
1.227
Jack Aker
Career
Per 9 Inningsverified
13
0.16
Bernard Fernández
Careerverified
Per 9 Innings
1
0.41
Jack Aker
Career
Per 9 Innings
40
0.48
Bernard Fernández
Careerverified
Per 9 Inningsverified
1
0.41
Jack Aker
Careerverified
Per 9 Inningsverified
0
0
Bernard Fernández
Career
Per 9 Innings
1
0.41
Jack Aker
Careerverified
Per 9 Innings
3144
37.93
Bernard Fernández
Career
Per 9 Inningsverified
108
44.18
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Inningsverified
312
3.76
Bernard Fernández
Careerverified
Per 9 Innings
24
9.82
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Bernard Fernández
Career
Per 9 Innings
9.82
9.82
Jack Aker
Career
Per 9 Inningsverified
32
0.39
Bernard Fernández
Careerverified
Per 9 Innings
1
0.41
Jack Aker
Career
Per 9 Innings
12
0.14
Bernard Fernández
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Careerverified
Per 9 Innings
19
0.23
Bernard Fernández
Career
Per 9 Inningsverified
2
0.82
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Bernard Fernández
Career
Per 9 Innings
1.773
1.773
Jack Aker
Careerverified
Per 9 Innings
2786
33.61
Bernard Fernández
Career
Per 9 Inningsverified
92
37.64
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Bernard Fernández
Career
Per 9 Innings
4
4
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Bernard Fernández
Career
Per 9 Innings
0.317
0.317
Jack Aker
Career
Per 9 Innings
37.93
37.93
Bernard Fernández
Careerverified
Per 9 Inningsverified
44.18
44.18

Fielding Stats for Jack Aker and Bernard Fernández

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Bernard Fernández
Career
Per 9 Innings
4
4
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Bernard Fernández
Career
Per 9 Innings
6
2.45
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Careerverified
Per 9 Inningsverified
4
1.64
Jack Aker
Careerverified
Per 9 Innings
2240
27
Bernard Fernández
Career
Per 9 Innings
66
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Bernard Fernández
Career
Per 9 Innings
22
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Innings
167
2.01
Bernard Fernández
Career
Per 9 Inningsverified
6
2.45
Jack Aker
Career
Per 9 Inningsverified
8
0.1
Bernard Fernández
Careerverified
Per 9 Innings
3
1.23
Jack Aker
Careerverified
Per 9 Innings
240
2.89
Bernard Fernández
Career
Per 9 Inningsverified
9
3.68
Jack Aker
Careerverified
Per 9 Inningsverified
232
2.8
Bernard Fernández
Career
Per 9 Innings
6
2.45
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Bernard Fernández
Career
Per 9 Innings
66.67
66.67
Jack Aker
Career
Per 9 Innings
0.469
0.469
Bernard Fernández
Careerverified
Per 9 Inningsverified
1
1
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Careerverified
Per 9 Inningsverified
66.67
66.67
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Bernard Fernández
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Bernard Fernández

Jack Aker
Careerverified
Per 600 PAverified
11
11
Bernard Fernández
Career
Per 600 PA
4
4
Jack Aker
Careerverified
Per 600 PAverified
496
2861.54
Bernard Fernández
Career
Per 600 PA
6
400
Jack Aker
Careerverified
Per 600 PA
104
600
Bernard Fernández
Career
Per 600 PA
9
600
Jack Aker
Careerverified
Per 600 PA
92
530.77
Bernard Fernández
Career
Per 600 PAverified
8
533.33
Jack Aker
Careerverified
Per 600 PAverified
0.076
0.076
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.279
0.279
Bernard Fernández
Career
Per 600 PA
0.167
0.167
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
5
28.85
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Bernard Fernández
Career
Per 600 PA
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
Jack Aker
Careerverified
Per 600 PAverified
0.81
4.66
Bernard Fernández
Career
Per 600 PA
0.01
0.9
Jack Aker
Careerverified
Per 600 PAverified
9
51.92
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PA
9
51.92
Bernard Fernández
Career
Per 600 PAverified
1
66.67
Jack Aker
Career
Per 600 PA
0.096
0.096
Bernard Fernández
Careerverified
Per 600 PAverified
0.111
0.111
Jack Aker
Careerverified
Per 600 PAverified
0.098
0.098
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.194
0.194
Bernard Fernández
Career
Per 600 PA
0.111
0.111
Jack Aker
Careerverified
Per 600 PAverified
0.022
0.022
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.068
0.068
Bernard Fernández
Career
Per 600 PA
0.05
0.05
Jack Aker
Careerverified
Per 600 PAverified
0.128
0.128
Bernard Fernández
Career
Per 600 PA
0.125
0.125
Jack Aker
Careerverified
Per 600 PAverified
0.171
0.171
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
3
17.31
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
4
23.08
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PAverified
-4.13
-23.83
Bernard Fernández
Careerverified
Per 600 PA
-0.49
-32.38
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Bernard Fernández
Career
Per 600 PAverified
1
66.67
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Bernard Fernández
Careerverified
Per 600 PAverified
0
0
Jack Aker
Careerverified
Per 600 PAverified
2.04
2.04
Bernard Fernández
Career
Per 600 PA
Jack Aker
Careerverified
Per 600 PAverified
0.02
0.02
Bernard Fernández
Career
Per 600 PA
Jack Aker
Careerverified
Per 600 PAverified
10
57.69
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Bernard Fernández
Careerverified
Per 600 PAverified
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Bernard Fernández
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Bernard Fernández
Career
Per 600 PA