Jack Aker vs. Greg Harris — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Greg Harris
Baby BoomersCaliforniaThrows RightBats SwitchNorth AmericaBoston Red SoxAmerican LeagueRelief Pitcher

Jack Aker and Greg Harris 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 91 for Greg Harris, with skill-based marks of DICE+ 88 and 88 respectively. If forced to pick, Greg Harris gets the slight nod, but this is a genuinely even pairing.

Pitching Stats for Jack Aker and Greg Harris

Jack Aker
Career
Per 9 Innings
11
11
Greg Harris
Careerverified
Per 9 Inningsverified
15
15
Jack Aker
Career
Per 9 Inningsverified
495
5.97
Greg Harris
Careerverified
Per 9 Innings
703
4.31
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Careerverified
Per 9 Inningsverified
98
0.6
Jack Aker
Career
Per 9 Inningsverified
47
0.57
Greg Harris
Careerverified
Per 9 Innings
74
0.45
Jack Aker
Careerverified
Per 9 Inningsverified
45
0.54
Greg Harris
Career
Per 9 Innings
90
0.55
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Greg Harris
Career
Per 9 Innings
45.12
45.12
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Careerverified
Per 9 Inningsverified
13.94
13.94
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Careerverified
Per 9 Inningsverified
4
0.02
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Greg Harris
Career
Per 9 Innings
54
0.33
Jack Aker
Careerverified
Per 9 Inningsverified
272
3.28
Greg Harris
Career
Per 9 Innings
601
3.69
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Greg Harris
Career
Per 9 Innings
3.69
3.69
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Greg Harris
Career
Per 9 Innings
3.7
3.7
Jack Aker
Career
Per 9 Innings
4.29
4.29
Greg Harris
Careerverified
Per 9 Inningsverified
4.03
4.03
Jack Aker
Career
Per 9 Innings
0.244
0.244
Greg Harris
Careerverified
Per 9 Inningsverified
0.243
0.243
Jack Aker
Career
Per 9 Innings
2238
27
Greg Harris
Careerverified
Per 9 Innings
4401
27
Jack Aker
Career
Per 9 Innings
746
9
Greg Harris
Careerverified
Per 9 Innings
1467
9
Jack Aker
Careerverified
Per 9 Innings
679
8.19
Greg Harris
Career
Per 9 Inningsverified
1329
8.15
Jack Aker
Career
Per 9 Innings
8.19
8.19
Greg Harris
Careerverified
Per 9 Inningsverified
8.15
8.15
Jack Aker
Careerverified
Per 9 Inningsverified
64
0.77
Greg Harris
Career
Per 9 Innings
129
0.79
Jack Aker
Careerverified
Per 9 Inningsverified
0.77
0.77
Greg Harris
Career
Per 9 Innings
0.79
0.79
Jack Aker
Careerverified
Per 9 Inningsverified
0.13
0.13
Greg Harris
Career
Per 9 Innings
0.18
0.18
Jack Aker
Careerverified
Per 9 Inningsverified
274
3.31
Greg Harris
Career
Per 9 Innings
652
4
Jack Aker
Careerverified
Per 9 Innings
68
0.82
Greg Harris
Career
Per 9 Inningsverified
86
0.53
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Greg Harris
Career
Per 9 Innings
4
4
Jack Aker
Career
Per 9 Innings
404
4.87
Greg Harris
Careerverified
Per 9 Inningsverified
1141
7
Jack Aker
Career
Per 9 Innings
4.87
4.87
Greg Harris
Careerverified
Per 9 Inningsverified
7
7
Jack Aker
Career
Per 9 Innings
0.82
0.82
Greg Harris
Careerverified
Per 9 Inningsverified
1.62
1.62
Jack Aker
Career
Per 9 Innings
0.909
0.909
Greg Harris
Careerverified
Per 9 Inningsverified
1.222
1.222
Jack Aker
Careerverified
Per 9 Inningsverified
13
0.16
Greg Harris
Career
Per 9 Innings
72
0.44
Jack Aker
Careerverified
Per 9 Innings
40
0.48
Greg Harris
Career
Per 9 Inningsverified
54
0.33
Jack Aker
Careerverified
Per 9 Inningsverified
0
0
Greg Harris
Career
Per 9 Innings
13
0.08
Jack Aker
Career
Per 9 Innings
3144
37.93
Greg Harris
Careerverified
Per 9 Inningsverified
6293
38.61
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Greg Harris
Career
Per 9 Innings
266
1.63
Jack Aker
Careerverified
Per 9 Inningsverified
312
3.76
Greg Harris
Career
Per 9 Innings
689
4.23
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Greg Harris
Career
Per 9 Innings
4.23
4.23
Jack Aker
Careerverified
Per 9 Inningsverified
32
0.39
Greg Harris
Career
Per 9 Innings
72
0.44
Jack Aker
Careerverified
Per 9 Inningsverified
12
0.14
Greg Harris
Career
Per 9 Innings
51
0.31
Jack Aker
Career
Per 9 Innings
19
0.23
Greg Harris
Careerverified
Per 9 Inningsverified
132
0.81
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Greg Harris
Career
Per 9 Innings
1.35
1.35
Jack Aker
Career
Per 9 Inningsverified
2786
33.61
Greg Harris
Careerverified
Per 9 Innings
5464
33.52
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Greg Harris
Career
Per 9 Innings
0.98
0.98
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Greg Harris
Career
Per 9 Innings
0.286
0.286
Jack Aker
Career
Per 9 Innings
37.93
37.93
Greg Harris
Careerverified
Per 9 Inningsverified
38.61
38.61

Fielding Stats for Jack Aker and Greg Harris

Jack Aker
Career
Per 9 Innings
11
11
Greg Harris
Careerverified
Per 9 Inningsverified
15
15
Jack Aker
Career
Per 9 Inningsverified
495
5.97
Greg Harris
Careerverified
Per 9 Innings
703
4.31
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Careerverified
Per 9 Inningsverified
98
0.6
Jack Aker
Career
Per 9 Innings
2240
27
Greg Harris
Careerverified
Per 9 Innings
4401
27
Jack Aker
Career
Per 9 Innings
746.2
9
Greg Harris
Careerverified
Per 9 Innings
1467
9
Jack Aker
Career
Per 9 Inningsverified
65
0.78
Greg Harris
Careerverified
Per 9 Innings
101
0.62
Jack Aker
Career
Per 9 Inningsverified
167
2.01
Greg Harris
Careerverified
Per 9 Innings
228
1.4
Jack Aker
Careerverified
Per 9 Inningsverified
8
0.1
Greg Harris
Career
Per 9 Innings
32
0.2
Jack Aker
Career
Per 9 Inningsverified
240
2.89
Greg Harris
Careerverified
Per 9 Innings
361
2.21
Jack Aker
Career
Per 9 Inningsverified
232
2.8
Greg Harris
Careerverified
Per 9 Innings
329
2.02
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Greg Harris
Career
Per 9 Innings
91.14
91.14
Jack Aker
Careerverified
Per 9 Inningsverified
0.469
0.469
Greg Harris
Career
Per 9 Innings
0.468
0.468
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Careerverified
Per 9 Inningsverified
13.94
13.94
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Greg Harris
Career
Per 9 Innings
14
0.09
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Greg Harris
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Greg Harris

Jack Aker
Career
Per 600 PA
11
11
Greg Harris
Careerverified
Per 600 PAverified
15
15
Jack Aker
Career
Per 600 PA
496
2861.54
Greg Harris
Careerverified
Per 600 PAverified
705
5957.75
Jack Aker
Careerverified
Per 600 PA
104
600
Greg Harris
Career
Per 600 PA
71
600
Jack Aker
Careerverified
Per 600 PA
92
530.77
Greg Harris
Career
Per 600 PAverified
68
574.65
Jack Aker
Career
Per 600 PA
0.076
0.076
Greg Harris
Careerverified
Per 600 PAverified
0.221
0.221
Jack Aker
Career
Per 600 PA
0.279
0.279
Greg Harris
Careerverified
Per 600 PAverified
0.57
0.57
Jack Aker
Career
Per 600 PA
7
40.38
Greg Harris
Careerverified
Per 600 PAverified
15
126.76
Jack Aker
Career
Per 600 PA
5
28.85
Greg Harris
Careerverified
Per 600 PAverified
10
84.51
Jack Aker
Career
Per 600 PA
2
11.54
Greg Harris
Careerverified
Per 600 PAverified
3
25.35
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Careerverified
Per 600 PAverified
2
16.9
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
2
11.54
Greg Harris
Careerverified
Per 600 PAverified
5
42.25
Jack Aker
Career
Per 600 PA
0.286
0.286
Greg Harris
Careerverified
Per 600 PAverified
0.333
0.333
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0.81
4.66
Greg Harris
Careerverified
Per 600 PAverified
5
42.25
Jack Aker
Career
Per 600 PA
9
51.92
Greg Harris
Careerverified
Per 600 PAverified
22
185.92
Jack Aker
Career
Per 600 PA
9
51.92
Greg Harris
Careerverified
Per 600 PAverified
16
135.21
Jack Aker
Career
Per 600 PA
0.096
0.096
Greg Harris
Careerverified
Per 600 PAverified
0.232
0.232
Jack Aker
Career
Per 600 PA
0.098
0.098
Greg Harris
Careerverified
Per 600 PAverified
0.324
0.324
Jack Aker
Career
Per 600 PA
0.194
0.194
Greg Harris
Careerverified
Per 600 PAverified
0.555
0.555
Jack Aker
Career
Per 600 PA
0.022
0.022
Greg Harris
Careerverified
Per 600 PAverified
0.103
0.103
Jack Aker
Career
Per 600 PA
0.068
0.068
Greg Harris
Careerverified
Per 600 PAverified
0.185
0.185
Jack Aker
Career
Per 600 PA
0.128
0.128
Greg Harris
Careerverified
Per 600 PAverified
0.434
0.434
Jack Aker
Career
Per 600 PA
0.171
0.171
Greg Harris
Careerverified
Per 600 PAverified
0.385
0.385
Jack Aker
Career
Per 600 PA
3
17.31
Greg Harris
Careerverified
Per 600 PAverified
7
59.15
Jack Aker
Career
Per 600 PA
4
23.08
Greg Harris
Career
Per 600 PAverified
4
33.8
Jack Aker
Career
Per 600 PA
7
40.38
Greg Harris
Careerverified
Per 600 PAverified
11
92.96
Jack Aker
Career
Per 600 PA
-4.13
-23.83
Greg Harris
Careerverified
Per 600 PAverified
5.15
43.55
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Greg Harris
Career
Per 600 PAverified
1
8.45
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Greg Harris
Careerverified
Per 600 PAverified
29
245.07
Jack Aker
Career
Per 600 PA
2.04
2.04
Greg Harris
Careerverified
Per 600 PAverified
2.45
2.45
Jack Aker
Career
Per 600 PA
0.02
0.02
Greg Harris
Careerverified
Per 600 PAverified
0.03
0.03
Jack Aker
Careerverified
Per 600 PAverified
10
57.69
Greg Harris
Career
Per 600 PA
2
16.9
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Greg Harris
Careerverified
Per 600 PAverified
0
0
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Greg Harris
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Greg Harris
Career
Per 600 PA