Jim Acker vs. Mark Dewey — Career Comparison

Jim Acker
Baby BoomersTexasThrows RightBats RightNorth AmericaToronto Blue JaysAmerican LeagueRelief Pitcher
Mark Dewey
Gen XMichiganThrows RightBats RightNorth AmericaSan Francisco GiantsNational LeagueRelief Pitcher

The numbers give Mark Dewey a clear advantage over Jim Acker across the core pitching metrics. Mark Dewey led in home run suppression (HR9+ 117 vs 92), run prevention (ERA+ 107 vs 92), and skill-based run prevention (DICE+ 96 vs 86). Mark Dewey was the better reliever — the numbers make that case clearly.

Pitching Stats for Jim Acker and Mark Dewey

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
Mark Dewey
Career
Per 9 Innings
6
6
Jim Acker
Careerverified
Per 9 Innings
467
4.65
Mark Dewey
Career
Per 9 Inningsverified
205
7.41
Jim Acker
Careerverified
Per 9 Inningsverified
32
0.32
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
33
0.33
Mark Dewey
Career
Per 9 Inningsverified
12
0.43
Jim Acker
Career
Per 9 Innings
49
0.49
Mark Dewey
Careerverified
Per 9 Inningsverified
7
0.25
Jim Acker
Career
Per 9 Innings
40.24
40.24
Mark Dewey
Careerverified
Per 9 Inningsverified
63.16
63.16
Jim Acker
Careerverified
Per 9 Inningsverified
6.85
6.85
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Inningsverified
30
0.3
Mark Dewey
Career
Per 9 Innings
8
0.29
Jim Acker
Career
Per 9 Innings
399
3.97
Mark Dewey
Careerverified
Per 9 Inningsverified
101
3.65
Jim Acker
Career
Per 9 Innings
3.97
3.97
Mark Dewey
Careerverified
Per 9 Inningsverified
3.65
3.65
Jim Acker
Career
Per 9 Innings
4.07
4.07
Mark Dewey
Careerverified
Per 9 Inningsverified
3.86
3.86
Jim Acker
Career
Per 9 Innings
4.31
4.31
Mark Dewey
Careerverified
Per 9 Inningsverified
3.95
3.95
Jim Acker
Career
Per 9 Innings
0.267
0.267
Mark Dewey
Careerverified
Per 9 Inningsverified
0.261
0.261
Jim Acker
Careerverified
Per 9 Innings
2713
27
Mark Dewey
Career
Per 9 Innings
747
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
Mark Dewey
Career
Per 9 Innings
249
9
Jim Acker
Career
Per 9 Innings
918
9.14
Mark Dewey
Careerverified
Per 9 Inningsverified
243
8.78
Jim Acker
Career
Per 9 Innings
9.14
9.14
Mark Dewey
Careerverified
Per 9 Inningsverified
8.78
8.78
Jim Acker
Career
Per 9 Innings
82
0.82
Mark Dewey
Careerverified
Per 9 Inningsverified
18
0.65
Jim Acker
Career
Per 9 Innings
0.82
0.82
Mark Dewey
Careerverified
Per 9 Inningsverified
0.65
0.65
Jim Acker
Career
Per 9 Innings
0.18
0.18
Mark Dewey
Careerverified
Per 9 Inningsverified
0.09
0.09
Jim Acker
Career
Per 9 Inningsverified
329
3.27
Mark Dewey
Careerverified
Per 9 Innings
102
3.69
Jim Acker
Career
Per 9 Inningsverified
40
0.4
Mark Dewey
Careerverified
Per 9 Innings
22
0.8
Jim Acker
Careerverified
Per 9 Inningsverified
3.27
3.27
Mark Dewey
Career
Per 9 Innings
3.69
3.69
Jim Acker
Careerverified
Per 9 Innings
482
4.8
Mark Dewey
Career
Per 9 Inningsverified
168
6.07
Jim Acker
Career
Per 9 Innings
4.8
4.8
Mark Dewey
Careerverified
Per 9 Inningsverified
6.07
6.07
Jim Acker
Careerverified
Per 9 Inningsverified
1.03
1.03
Mark Dewey
Career
Per 9 Innings
0.82
0.82
Jim Acker
Career
Per 9 Innings
0.897
0.897
Mark Dewey
Careerverified
Per 9 Inningsverified
1.084
1.084
Jim Acker
Career
Per 9 Innings
31
0.31
Mark Dewey
Careerverified
Per 9 Inningsverified
5
0.18
Jim Acker
Career
Per 9 Inningsverified
32
0.32
Mark Dewey
Careerverified
Per 9 Innings
11
0.4
Jim Acker
Career
Per 9 Inningsverified
2
0.02
Mark Dewey
Career
Per 9 Innings
2
0.07
Jim Acker
Careerverified
Per 9 Innings
3868
38.49
Mark Dewey
Career
Per 9 Inningsverified
1066
38.53
Jim Acker
Careerverified
Per 9 Innings
159
1.58
Mark Dewey
Career
Per 9 Inningsverified
70
2.53
Jim Acker
Career
Per 9 Innings
447
4.45
Mark Dewey
Careerverified
Per 9 Inningsverified
105
3.8
Jim Acker
Career
Per 9 Innings
4.45
4.45
Mark Dewey
Careerverified
Per 9 Inningsverified
3.8
3.8
Jim Acker
Career
Per 9 Innings
43
0.43
Mark Dewey
Careerverified
Per 9 Innings
12
0.43
Jim Acker
Career
Per 9 Inningsverified
31
0.31
Mark Dewey
Careerverified
Per 9 Innings
9
0.33
Jim Acker
Careerverified
Per 9 Inningsverified
100
1
Mark Dewey
Career
Per 9 Innings
27
0.98
Jim Acker
Careerverified
Per 9 Inningsverified
1.379
1.379
Mark Dewey
Career
Per 9 Innings
1.386
1.386
Jim Acker
Careerverified
Per 9 Inningsverified
3433
34.17
Mark Dewey
Career
Per 9 Innings
932
33.69
Jim Acker
Career
Per 9 Innings
0.96
0.96
Mark Dewey
Careerverified
Per 9 Inningsverified
0.51
0.51
Jim Acker
Careerverified
Per 9 Inningsverified
0.291
0.291
Mark Dewey
Career
Per 9 Innings
0.302
0.302
Jim Acker
Career
Per 9 Innings
38.49
38.49
Mark Dewey
Careerverified
Per 9 Inningsverified
38.53
38.53

Fielding Stats for Jim Acker and Mark Dewey

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
Mark Dewey
Career
Per 9 Innings
6
6
Jim Acker
Careerverified
Per 9 Innings
467
4.65
Mark Dewey
Career
Per 9 Inningsverified
205
7.41
Jim Acker
Careerverified
Per 9 Inningsverified
32
0.32
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
2713
27
Mark Dewey
Career
Per 9 Innings
747
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
Mark Dewey
Career
Per 9 Innings
249
9
Jim Acker
Careerverified
Per 9 Inningsverified
73
0.73
Mark Dewey
Career
Per 9 Innings
20
0.72
Jim Acker
Careerverified
Per 9 Inningsverified
161
1.6
Mark Dewey
Career
Per 9 Innings
37
1.34
Jim Acker
Career
Per 9 Inningsverified
2
0.02
Mark Dewey
Career
Per 9 Innings
2
0.07
Jim Acker
Careerverified
Per 9 Inningsverified
236
2.35
Mark Dewey
Career
Per 9 Innings
59
2.13
Jim Acker
Careerverified
Per 9 Inningsverified
234
2.33
Mark Dewey
Career
Per 9 Innings
57
2.06
Jim Acker
Careerverified
Per 9 Inningsverified
99.15
99.15
Mark Dewey
Career
Per 9 Innings
96.61
96.61
Jim Acker
Careerverified
Per 9 Inningsverified
0.501
0.501
Mark Dewey
Career
Per 9 Innings
0.278
0.278
Jim Acker
Careerverified
Per 9 Inningsverified
6.85
6.85
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
11
0.11
Mark Dewey
Career
Per 9 Inningsverified
5
0.18
Jim Acker
Career
Per 9 Innings
0
0
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Mark Dewey
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Mark Dewey
Career
Per 9 Innings
0
0

Hitting Stats for Jim Acker and Mark Dewey

Jim Acker
Careerverified
Per 600 PAverified
10
10
Mark Dewey
Career
Per 600 PA
6
6
Jim Acker
Careerverified
Per 600 PA
467
5003.57
Mark Dewey
Career
Per 600 PAverified
205
8785.71
Jim Acker
Careerverified
Per 600 PA
56
600
Mark Dewey
Career
Per 600 PA
14
600
Jim Acker
Careerverified
Per 600 PAverified
54
578.57
Mark Dewey
Career
Per 600 PA
11
471.43
Jim Acker
Careerverified
Per 600 PAverified
0.167
0.167
Mark Dewey
Career
Per 600 PA
0.091
0.091
Jim Acker
Career
Per 600 PA
0.393
0.393
Mark Dewey
Careerverified
Per 600 PAverified
0.464
0.464
Jim Acker
Careerverified
Per 600 PAverified
9
96.43
Mark Dewey
Career
Per 600 PA
1
42.86
Jim Acker
Careerverified
Per 600 PAverified
8
85.71
Mark Dewey
Career
Per 600 PA
1
42.86
Jim Acker
Careerverified
Per 600 PAverified
1
10.71
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
1
10.71
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
0.111
0.111
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
1.75
18.73
Mark Dewey
Career
Per 600 PA
0.43
18.5
Jim Acker
Careerverified
Per 600 PAverified
10
107.14
Mark Dewey
Career
Per 600 PA
1
42.86
Jim Acker
Careerverified
Per 600 PA
11
117.86
Mark Dewey
Career
Per 600 PAverified
4
171.43
Jim Acker
Career
Per 600 PA
0.196
0.196
Mark Dewey
Careerverified
Per 600 PAverified
0.286
0.286
Jim Acker
Careerverified
Per 600 PAverified
0.185
0.185
Mark Dewey
Career
Per 600 PA
0.091
0.091
Jim Acker
Careerverified
Per 600 PAverified
0.382
0.382
Mark Dewey
Career
Per 600 PA
0.377
0.377
Jim Acker
Careerverified
Per 600 PAverified
0.019
0.019
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0.135
0.135
Mark Dewey
Careerverified
Per 600 PAverified
0.151
0.151
Jim Acker
Career
Per 600 PA
0.261
0.261
Mark Dewey
Careerverified
Per 600 PAverified
0.4
0.4
Jim Acker
Careerverified
Per 600 PAverified
0.409
0.409
Mark Dewey
Career
Per 600 PA
0.2
0.2
Jim Acker
Careerverified
Per 600 PA
2
21.43
Mark Dewey
Career
Per 600 PAverified
1
42.86
Jim Acker
Careerverified
Per 600 PAverified
1
10.71
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PA
3
32.14
Mark Dewey
Career
Per 600 PAverified
1
42.86
Jim Acker
Careerverified
Per 600 PA
0.88
9.45
Mark Dewey
Career
Per 600 PAverified
0.49
21.19
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
2
21.43
Mark Dewey
Careerverified
Per 600 PAverified
3
128.57
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
32
342.86
Mark Dewey
Careerverified
Per 600 PAverified
6
257.14
Jim Acker
Career
Per 600 PA
1.75
1.75
Mark Dewey
Careerverified
Per 600 PAverified
2.33
2.33
Jim Acker
Career
Per 600 PA
0.06
0.06
Mark Dewey
Careerverified
Per 600 PAverified
0.5
0.5
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
Mark Dewey
Careerverified
Per 600 PAverified
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Mark Dewey
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
Mark Dewey
Career
Per 600 PA