Jim Acker vs. Jack Killilay — Career Comparison

Jim Acker
Baby BoomersTexasThrows RightBats RightNorth AmericaToronto Blue JaysAmerican LeagueRelief Pitcher
Jack Killilay
Lost GenerationKansasThrows RightBats RightNorth AmericaBoston Red SoxAmerican LeagueStarting Pitcher

Jack Killilay built a career as a starting pitcher and Jim Acker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Killilay posted stronger surface numbers — ERA 3.54 and WHIP 1.656 compared to 3.97 and 1.423 for Jim Acker. By the career numbers, Jack Killilay had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jim Acker and Jack Killilay

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
Jack Killilay
Career
Per 9 Innings
1
1
Jim Acker
Careerverified
Per 9 Inningsverified
467
4.65
Jack Killilay
Career
Per 9 Innings
14
2.07
Jim Acker
Careerverified
Per 9 Innings
32
0.32
Jack Killilay
Career
Per 9 Inningsverified
7
1.03
Jim Acker
Careerverified
Per 9 Innings
33
0.33
Jack Killilay
Career
Per 9 Inningsverified
4
0.59
Jim Acker
Career
Per 9 Innings
49
0.49
Jack Killilay
Careerverified
Per 9 Inningsverified
2
0.3
Jim Acker
Career
Per 9 Innings
40.24
40.24
Jack Killilay
Careerverified
Per 9 Inningsverified
66.67
66.67
Jim Acker
Career
Per 9 Innings
6.85
6.85
Jack Killilay
Careerverified
Per 9 Inningsverified
50
50
Jim Acker
Career
Per 9 Innings
0
0
Jack Killilay
Careerverified
Per 9 Inningsverified
1
0.15
Jim Acker
Career
Per 9 Innings
0
0
Jack Killilay
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
30
0.3
Jack Killilay
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
399
3.97
Jack Killilay
Careerverified
Per 9 Inningsverified
24
3.54
Jim Acker
Career
Per 9 Innings
3.97
3.97
Jack Killilay
Careerverified
Per 9 Inningsverified
3.54
3.54
Jim Acker
Careerverified
Per 9 Inningsverified
4.07
4.07
Jack Killilay
Career
Per 9 Innings
5.61
5.61
Jim Acker
Careerverified
Per 9 Inningsverified
4.31
4.31
Jack Killilay
Career
Per 9 Innings
4.34
4.34
Jim Acker
Careerverified
Per 9 Inningsverified
0.267
0.267
Jack Killilay
Career
Per 9 Innings
0.302
0.302
Jim Acker
Careerverified
Per 9 Innings
2713
27
Jack Killilay
Career
Per 9 Innings
183
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
Jack Killilay
Career
Per 9 Innings
61
9
Jim Acker
Career
Per 9 Inningsverified
918
9.14
Jack Killilay
Careerverified
Per 9 Innings
65
9.59
Jim Acker
Careerverified
Per 9 Inningsverified
9.14
9.14
Jack Killilay
Career
Per 9 Innings
9.59
9.59
Jim Acker
Career
Per 9 Innings
82
0.82
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Career
Per 9 Innings
0.82
0.82
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Career
Per 9 Innings
0.18
0.18
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Career
Per 9 Inningsverified
329
3.27
Jack Killilay
Careerverified
Per 9 Innings
36
5.31
Jim Acker
Career
Per 9 Innings
40
0.4
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
3.27
3.27
Jack Killilay
Career
Per 9 Innings
5.31
5.31
Jim Acker
Careerverified
Per 9 Inningsverified
482
4.8
Jack Killilay
Career
Per 9 Innings
28
4.13
Jim Acker
Careerverified
Per 9 Inningsverified
4.8
4.8
Jack Killilay
Career
Per 9 Innings
4.13
4.13
Jim Acker
Career
Per 9 Innings
1.03
1.03
Jack Killilay
Careerverified
Per 9 Inningsverified
2
2
Jim Acker
Career
Per 9 Innings
0.897
0.897
Jack Killilay
Careerverified
Per 9 Inningsverified
1.049
1.049
Jim Acker
Career
Per 9 Innings
31
0.31
Jack Killilay
Careerverified
Per 9 Inningsverified
1
0.15
Jim Acker
Career
Per 9 Inningsverified
32
0.32
Jack Killilay
Careerverified
Per 9 Innings
10
1.48
Jim Acker
Career
Per 9 Innings
2
0.02
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Careerverified
Per 9 Innings
3868
38.49
Jack Killilay
Career
Per 9 Inningsverified
261
38.51
Jim Acker
Careerverified
Per 9 Inningsverified
159
1.58
Jack Killilay
Career
Per 9 Innings
5
0.74
Jim Acker
Career
Per 9 Innings
447
4.45
Jack Killilay
Careerverified
Per 9 Inningsverified
26
3.84
Jim Acker
Career
Per 9 Innings
4.45
4.45
Jack Killilay
Careerverified
Per 9 Inningsverified
3.84
3.84
Jim Acker
Career
Per 9 Innings
43
0.43
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Career
Per 9 Innings
31
0.31
Jack Killilay
Careerverified
Per 9 Inningsverified
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
100
1
Jack Killilay
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
1.379
1.379
Jack Killilay
Career
Per 9 Innings
1.656
1.656
Jim Acker
Careerverified
Per 9 Inningsverified
3433
34.17
Jack Killilay
Career
Per 9 Innings
215
31.72
Jim Acker
Careerverified
Per 9 Inningsverified
0.96
0.96
Jack Killilay
Career
Per 9 Innings
1.86
1.86
Jim Acker
Careerverified
Per 9 Inningsverified
0.291
0.291
Jack Killilay
Career
Per 9 Innings
0.348
0.348
Jim Acker
Career
Per 9 Innings
38.49
38.49
Jack Killilay
Careerverified
Per 9 Inningsverified
38.51
38.51

Fielding Stats for Jim Acker and Jack Killilay

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
Jack Killilay
Career
Per 9 Innings
1
Jim Acker
Careerverified
Per 9 Inningsverified
467
4.65
Jack Killilay
Career
Per 9 Innings
14
Jim Acker
Careerverified
Per 9 Inningsverified
32
0.32
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Careerverified
Per 9 Inningsverified
2713
27
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Careerverified
Per 9 Inningsverified
904.1
9
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Careerverified
Per 9 Inningsverified
73
0.73
Jack Killilay
Career
Per 9 Innings
1
Jim Acker
Careerverified
Per 9 Inningsverified
161
1.6
Jack Killilay
Career
Per 9 Innings
17
Jim Acker
Career
Per 9 Innings
2
0.02
Jack Killilay
Careerverified
Per 9 Inningsverified
0
Jim Acker
Careerverified
Per 9 Inningsverified
236
2.35
Jack Killilay
Career
Per 9 Innings
18
Jim Acker
Careerverified
Per 9 Inningsverified
234
2.33
Jack Killilay
Career
Per 9 Innings
18
Jim Acker
Career
Per 9 Inningsverified
99.15
99.15
Jack Killilay
Careerverified
Per 9 Innings
100
Jim Acker
Career
Per 9 Inningsverified
0.501
0.501
Jack Killilay
Careerverified
Per 9 Innings
1.286
Jim Acker
Careerverified
Per 9 Inningsverified
6.85
6.85
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Careerverified
Per 9 Inningsverified
11
0.11
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Career
Per 9 Innings
0
0
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Career
Per 9 Innings
0
0
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Career
Per 9 Innings
0
0
Jack Killilay
Career
Per 9 Innings
0
Jim Acker
Career
Per 9 Innings
0
0
Jack Killilay
Career
Per 9 Innings
0

Hitting Stats for Jim Acker and Jack Killilay

Jim Acker
Careerverified
Per 600 PAverified
10
10
Jack Killilay
Career
Per 600 PA
1
1
Jim Acker
Careerverified
Per 600 PAverified
467
5003.57
Jack Killilay
Career
Per 600 PA
14
323.08
Jim Acker
Careerverified
Per 600 PA
56
600
Jack Killilay
Career
Per 600 PA
26
600
Jim Acker
Careerverified
Per 600 PAverified
54
578.57
Jack Killilay
Career
Per 600 PA
24
553.85
Jim Acker
Careerverified
Per 600 PAverified
0.167
0.167
Jack Killilay
Career
Per 600 PA
0.042
0.042
Jim Acker
Careerverified
Per 600 PAverified
0.393
0.393
Jack Killilay
Career
Per 600 PA
0.231
0.231
Jim Acker
Careerverified
Per 600 PAverified
9
96.43
Jack Killilay
Career
Per 600 PA
1
23.08
Jim Acker
Careerverified
Per 600 PAverified
8
85.71
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
Jack Killilay
Career
Per 600 PAverified
1
23.08
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
Jack Killilay
Career
Per 600 PAverified
1
23.08
Jim Acker
Career
Per 600 PA
0.111
0.111
Jack Killilay
Careerverified
Per 600 PAverified
1
1
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
1.75
18.73
Jack Killilay
Career
Per 600 PA
0.31
7.13
Jim Acker
Careerverified
Per 600 PAverified
10
107.14
Jack Killilay
Career
Per 600 PA
2
46.15
Jim Acker
Careerverified
Per 600 PAverified
11
117.86
Jack Killilay
Career
Per 600 PA
3
69.23
Jim Acker
Careerverified
Per 600 PAverified
0.196
0.196
Jack Killilay
Career
Per 600 PA
0.115
0.115
Jim Acker
Careerverified
Per 600 PAverified
0.185
0.185
Jack Killilay
Career
Per 600 PA
0.083
0.083
Jim Acker
Careerverified
Per 600 PAverified
0.382
0.382
Jack Killilay
Career
Per 600 PA
0.199
0.199
Jim Acker
Career
Per 600 PA
0.019
0.019
Jack Killilay
Careerverified
Per 600 PAverified
0.042
0.042
Jim Acker
Careerverified
Per 600 PAverified
0.135
0.135
Jack Killilay
Career
Per 600 PA
0.073
0.073
Jim Acker
Careerverified
Per 600 PAverified
0.261
0.261
Jack Killilay
Career
Per 600 PA
0.174
0.174
Jim Acker
Careerverified
Per 600 PAverified
0.409
0.409
Jack Killilay
Career
Per 600 PA
0.167
0.167
Jim Acker
Careerverified
Per 600 PAverified
2
21.43
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
Jack Killilay
Career
Per 600 PAverified
1
23.08
Jim Acker
Careerverified
Per 600 PAverified
3
32.14
Jack Killilay
Career
Per 600 PA
1
23.08
Jim Acker
Careerverified
Per 600 PAverified
0.88
9.45
Jack Killilay
Career
Per 600 PA
-1.17
-26.93
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
2
21.43
Jack Killilay
Career
Per 600 PAverified
2
46.15
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PAverified
32
342.86
Jack Killilay
Careerverified
Per 600 PA
18
415.38
Jim Acker
Careerverified
Per 600 PAverified
1.75
1.75
Jack Killilay
Career
Per 600 PA
1.44
1.44
Jim Acker
Career
Per 600 PA
0.06
0.06
Jack Killilay
Careerverified
Per 600 PAverified
0.11
0.11
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
Jack Killilay
Careerverified
Per 600 PAverified
0
0
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Jack Killilay
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
Jack Killilay
Career
Per 600 PA