Jack Aker vs. Rick Grapenthin — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Rick Grapenthin
Baby BoomersIowaThrows RightBats RightNorth AmericaMontreal ExposNational LeagueRelief Pitcher

On the career pitching numbers, Jack Aker posted a stronger line than Rick Grapenthin. Jack Aker posted stronger numbers in ERA (3.28 vs 6.35) and WHIP (1.369 vs 1.588). By the career numbers, Jack Aker had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.

Pitching Stats for Jack Aker and Rick Grapenthin

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Rick Grapenthin
Career
Per 9 Innings
3
3
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Rick Grapenthin
Career
Per 9 Innings
19
5.03
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Careerverified
Per 9 Inningsverified
1
0.26
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Rick Grapenthin
Career
Per 9 Innings
1
0.26
Jack Aker
Career
Per 9 Inningsverified
45
0.54
Rick Grapenthin
Careerverified
Per 9 Innings
3
0.79
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Rick Grapenthin
Career
Per 9 Innings
25
25
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Careerverified
Per 9 Inningsverified
5.26
5.26
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Rick Grapenthin
Career
Per 9 Innings
2
0.53
Jack Aker
Career
Per 9 Inningsverified
272
3.28
Rick Grapenthin
Careerverified
Per 9 Innings
24
6.35
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Rick Grapenthin
Career
Per 9 Innings
6.35
6.35
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Rick Grapenthin
Career
Per 9 Innings
5.09
5.09
Jack Aker
Careerverified
Per 9 Inningsverified
4.29
4.29
Rick Grapenthin
Career
Per 9 Innings
5.47
5.47
Jack Aker
Careerverified
Per 9 Inningsverified
0.244
0.244
Rick Grapenthin
Career
Per 9 Innings
0.279
0.279
Jack Aker
Careerverified
Per 9 Innings
2238
27
Rick Grapenthin
Career
Per 9 Innings
102
27
Jack Aker
Careerverified
Per 9 Innings
746
9
Rick Grapenthin
Career
Per 9 Innings
34
9
Jack Aker
Career
Per 9 Inningsverified
679
8.19
Rick Grapenthin
Careerverified
Per 9 Innings
36
9.53
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Rick Grapenthin
Career
Per 9 Innings
9.53
9.53
Jack Aker
Career
Per 9 Inningsverified
64
0.77
Rick Grapenthin
Careerverified
Per 9 Innings
5
1.32
Jack Aker
Careerverified
Per 9 Inningsverified
0.77
0.77
Rick Grapenthin
Career
Per 9 Innings
1.32
1.32
Jack Aker
Careerverified
Per 9 Inningsverified
0.13
0.13
Rick Grapenthin
Career
Per 9 Innings
0.26
0.26
Jack Aker
Career
Per 9 Inningsverified
274
3.31
Rick Grapenthin
Careerverified
Per 9 Innings
16
4.24
Jack Aker
Career
Per 9 Innings
68
0.82
Rick Grapenthin
Careerverified
Per 9 Inningsverified
2
0.53
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Rick Grapenthin
Career
Per 9 Innings
4.24
4.24
Jack Aker
Careerverified
Per 9 Inningsverified
404
4.87
Rick Grapenthin
Career
Per 9 Innings
16
4.24
Jack Aker
Careerverified
Per 9 Inningsverified
4.87
4.87
Rick Grapenthin
Career
Per 9 Innings
4.24
4.24
Jack Aker
Career
Per 9 Innings
0.82
0.82
Rick Grapenthin
Careerverified
Per 9 Inningsverified
0.84
0.84
Jack Aker
Career
Per 9 Innings
0.909
0.909
Rick Grapenthin
Careerverified
Per 9 Inningsverified
0.941
0.941
Jack Aker
Career
Per 9 Innings
13
0.16
Rick Grapenthin
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Career
Per 9 Innings
40
0.48
Rick Grapenthin
Careerverified
Per 9 Inningsverified
1
0.26
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Innings
3144
37.93
Rick Grapenthin
Career
Per 9 Inningsverified
151
39.97
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Rick Grapenthin
Career
Per 9 Innings
6
1.59
Jack Aker
Career
Per 9 Inningsverified
312
3.76
Rick Grapenthin
Careerverified
Per 9 Innings
24
6.35
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Rick Grapenthin
Career
Per 9 Innings
6.35
6.35
Jack Aker
Career
Per 9 Inningsverified
32
0.39
Rick Grapenthin
Careerverified
Per 9 Innings
2
0.53
Jack Aker
Career
Per 9 Inningsverified
12
0.14
Rick Grapenthin
Careerverified
Per 9 Innings
3
0.79
Jack Aker
Careerverified
Per 9 Innings
19
0.23
Rick Grapenthin
Career
Per 9 Inningsverified
3
0.79
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Rick Grapenthin
Career
Per 9 Innings
1.529
1.529
Jack Aker
Careerverified
Per 9 Innings
2786
33.61
Rick Grapenthin
Career
Per 9 Inningsverified
129
34.15
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Rick Grapenthin
Career
Per 9 Innings
1.26
1.26
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Rick Grapenthin
Career
Per 9 Innings
0.287
0.287
Jack Aker
Career
Per 9 Innings
37.93
37.93
Rick Grapenthin
Careerverified
Per 9 Inningsverified
39.97
39.97

Fielding Stats for Jack Aker and Rick Grapenthin

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Rick Grapenthin
Career
Per 9 Innings
3
3
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Rick Grapenthin
Career
Per 9 Innings
19
5.03
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Careerverified
Per 9 Inningsverified
1
0.26
Jack Aker
Careerverified
Per 9 Innings
2240
27
Rick Grapenthin
Career
Per 9 Innings
102
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Rick Grapenthin
Career
Per 9 Innings
34
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Rick Grapenthin
Career
Per 9 Innings
2
0.53
Jack Aker
Careerverified
Per 9 Inningsverified
167
2.01
Rick Grapenthin
Career
Per 9 Innings
6
1.59
Jack Aker
Career
Per 9 Innings
8
0.1
Rick Grapenthin
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
240
2.89
Rick Grapenthin
Career
Per 9 Innings
8
2.12
Jack Aker
Careerverified
Per 9 Inningsverified
232
2.8
Rick Grapenthin
Career
Per 9 Innings
8
2.12
Jack Aker
Career
Per 9 Innings
96.67
96.67
Rick Grapenthin
Careerverified
Per 9 Inningsverified
100
100
Jack Aker
Careerverified
Per 9 Inningsverified
0.469
0.469
Rick Grapenthin
Career
Per 9 Innings
0.421
0.421
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Careerverified
Per 9 Inningsverified
5.26
5.26
Jack Aker
Careerverified
Per 9 Inningsverified
20
0.24
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Rick Grapenthin
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Rick Grapenthin

Jack Aker
Careerverified
Per 600 PAverified
11
11
Rick Grapenthin
Career
Per 600 PA
3
3
Jack Aker
Careerverified
Per 600 PAverified
496
2861.54
Rick Grapenthin
Career
Per 600 PA
19
1628.57
Jack Aker
Careerverified
Per 600 PA
104
600
Rick Grapenthin
Career
Per 600 PA
7
600
Jack Aker
Careerverified
Per 600 PA
92
530.77
Rick Grapenthin
Career
Per 600 PAverified
7
600
Jack Aker
Career
Per 600 PA
0.076
0.076
Rick Grapenthin
Careerverified
Per 600 PAverified
0.286
0.286
Jack Aker
Career
Per 600 PA
0.279
0.279
Rick Grapenthin
Careerverified
Per 600 PAverified
0.571
0.571
Jack Aker
Careerverified
Per 600 PA
7
40.38
Rick Grapenthin
Career
Per 600 PAverified
2
171.43
Jack Aker
Careerverified
Per 600 PA
5
28.85
Rick Grapenthin
Career
Per 600 PAverified
2
171.43
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PA
0.81
4.66
Rick Grapenthin
Career
Per 600 PAverified
0.52
44.63
Jack Aker
Careerverified
Per 600 PA
9
51.92
Rick Grapenthin
Career
Per 600 PAverified
2
171.43
Jack Aker
Careerverified
Per 600 PA
9
51.92
Rick Grapenthin
Career
Per 600 PAverified
2
171.43
Jack Aker
Career
Per 600 PA
0.096
0.096
Rick Grapenthin
Careerverified
Per 600 PAverified
0.286
0.286
Jack Aker
Career
Per 600 PA
0.098
0.098
Rick Grapenthin
Careerverified
Per 600 PAverified
0.286
0.286
Jack Aker
Career
Per 600 PA
0.194
0.194
Rick Grapenthin
Careerverified
Per 600 PAverified
0.571
0.571
Jack Aker
Careerverified
Per 600 PAverified
0.022
0.022
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0.068
0.068
Rick Grapenthin
Careerverified
Per 600 PAverified
0.2
0.2
Jack Aker
Career
Per 600 PA
0.128
0.128
Rick Grapenthin
Careerverified
Per 600 PAverified
0.4
0.4
Jack Aker
Career
Per 600 PA
0.171
0.171
Rick Grapenthin
Careerverified
Per 600 PAverified
0.333
0.333
Jack Aker
Careerverified
Per 600 PA
3
17.31
Rick Grapenthin
Career
Per 600 PAverified
1
85.71
Jack Aker
Careerverified
Per 600 PAverified
4
23.08
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PA
7
40.38
Rick Grapenthin
Career
Per 600 PAverified
1
85.71
Jack Aker
Career
Per 600 PA
-4.13
-23.83
Rick Grapenthin
Careerverified
Per 600 PAverified
0.7
60.07
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Rick Grapenthin
Careerverified
Per 600 PAverified
1
85.71
Jack Aker
Career
Per 600 PA
2.04
2.04
Rick Grapenthin
Careerverified
Per 600 PAverified
7
7
Jack Aker
Careerverified
Per 600 PAverified
0.02
0.02
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
10
57.69
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Rick Grapenthin
Careerverified
Per 600 PAverified
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Rick Grapenthin
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Rick Grapenthin
Career
Per 600 PA