Jim Acker vs. Dave Heaverlo — Career Comparison

Jim Acker
Baby BoomersTexasThrows RightBats RightNorth AmericaToronto Blue JaysAmerican LeagueRelief Pitcher
Dave Heaverlo
Baby BoomersWashingtonThrows RightBats RightNorth AmericaSan Francisco GiantsNational LeagueRelief Pitcher

The numbers give Dave Heaverlo a clear advantage over Jim Acker across the core pitching metrics. Dave Heaverlo led in run prevention (ERA+ 122 vs 92), home run suppression (HR9+ 113 vs 92), and strikeout rate (K%+ 96 vs 78). Dave Heaverlo was the better reliever — the numbers make that case clearly.

Pitching Stats for Jim Acker and Dave Heaverlo

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
Dave Heaverlo
Career
Per 9 Innings
7
7
Jim Acker
Careerverified
Per 9 Innings
467
4.65
Dave Heaverlo
Career
Per 9 Inningsverified
356
5.96
Jim Acker
Careerverified
Per 9 Inningsverified
32
0.32
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
33
0.33
Dave Heaverlo
Career
Per 9 Inningsverified
26
0.44
Jim Acker
Career
Per 9 Innings
49
0.49
Dave Heaverlo
Careerverified
Per 9 Inningsverified
26
0.44
Jim Acker
Career
Per 9 Innings
40.24
40.24
Dave Heaverlo
Careerverified
Per 9 Inningsverified
50
50
Jim Acker
Careerverified
Per 9 Inningsverified
6.85
6.85
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
30
0.3
Dave Heaverlo
Career
Per 9 Inningsverified
26
0.44
Jim Acker
Career
Per 9 Innings
399
3.97
Dave Heaverlo
Careerverified
Per 9 Inningsverified
204
3.41
Jim Acker
Career
Per 9 Innings
3.97
3.97
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.41
3.41
Jim Acker
Career
Per 9 Innings
4.07
4.07
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.9
3.9
Jim Acker
Career
Per 9 Innings
4.31
4.31
Dave Heaverlo
Careerverified
Per 9 Inningsverified
4.07
4.07
Jim Acker
Careerverified
Per 9 Inningsverified
0.267
0.267
Dave Heaverlo
Career
Per 9 Innings
0.273
0.273
Jim Acker
Careerverified
Per 9 Innings
2713
27
Dave Heaverlo
Career
Per 9 Innings
1613
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
Dave Heaverlo
Career
Per 9 Innings
537.2
9
Jim Acker
Career
Per 9 Inningsverified
918
9.14
Dave Heaverlo
Careerverified
Per 9 Innings
559
9.36
Jim Acker
Careerverified
Per 9 Inningsverified
9.14
9.14
Dave Heaverlo
Career
Per 9 Innings
9.36
9.36
Jim Acker
Career
Per 9 Innings
82
0.82
Dave Heaverlo
Careerverified
Per 9 Inningsverified
41
0.69
Jim Acker
Career
Per 9 Innings
0.82
0.82
Dave Heaverlo
Careerverified
Per 9 Inningsverified
0.69
0.69
Jim Acker
Career
Per 9 Innings
0.18
0.18
Dave Heaverlo
Careerverified
Per 9 Inningsverified
0.12
0.12
Jim Acker
Career
Per 9 Innings
329
3.27
Dave Heaverlo
Careerverified
Per 9 Inningsverified
188
3.15
Jim Acker
Careerverified
Per 9 Inningsverified
40
0.4
Dave Heaverlo
Career
Per 9 Innings
55
0.92
Jim Acker
Career
Per 9 Innings
3.27
3.27
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.15
3.15
Jim Acker
Careerverified
Per 9 Innings
482
4.8
Dave Heaverlo
Career
Per 9 Inningsverified
288
4.82
Jim Acker
Career
Per 9 Innings
4.8
4.8
Dave Heaverlo
Careerverified
Per 9 Inningsverified
4.82
4.82
Jim Acker
Careerverified
Per 9 Inningsverified
1.03
1.03
Dave Heaverlo
Career
Per 9 Innings
0.81
0.81
Jim Acker
Careerverified
Per 9 Inningsverified
0.897
0.897
Dave Heaverlo
Career
Per 9 Innings
0.885
0.885
Jim Acker
Career
Per 9 Innings
31
0.31
Dave Heaverlo
Careerverified
Per 9 Inningsverified
14
0.23
Jim Acker
Career
Per 9 Innings
32
0.32
Dave Heaverlo
Careerverified
Per 9 Inningsverified
18
0.3
Jim Acker
Careerverified
Per 9 Inningsverified
2
0.02
Dave Heaverlo
Career
Per 9 Innings
6
0.1
Jim Acker
Careerverified
Per 9 Innings
3868
38.49
Dave Heaverlo
Career
Per 9 Inningsverified
2321
38.85
Jim Acker
Career
Per 9 Innings
159
1.58
Dave Heaverlo
Careerverified
Per 9 Inningsverified
172
2.88
Jim Acker
Career
Per 9 Innings
447
4.45
Dave Heaverlo
Careerverified
Per 9 Inningsverified
235
3.93
Jim Acker
Career
Per 9 Innings
4.45
4.45
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.93
3.93
Jim Acker
Career
Per 9 Inningsverified
43
0.43
Dave Heaverlo
Careerverified
Per 9 Innings
40
0.67
Jim Acker
Career
Per 9 Inningsverified
31
0.31
Dave Heaverlo
Careerverified
Per 9 Innings
26
0.44
Jim Acker
Careerverified
Per 9 Inningsverified
100
1
Dave Heaverlo
Career
Per 9 Innings
57
0.95
Jim Acker
Careerverified
Per 9 Inningsverified
1.379
1.379
Dave Heaverlo
Career
Per 9 Innings
1.389
1.389
Jim Acker
Careerverified
Per 9 Innings
3433
34.17
Dave Heaverlo
Career
Per 9 Inningsverified
2049
34.3
Jim Acker
Career
Per 9 Innings
0.96
0.96
Dave Heaverlo
Careerverified
Per 9 Inningsverified
0.66
0.66
Jim Acker
Careerverified
Per 9 Inningsverified
0.291
0.291
Dave Heaverlo
Career
Per 9 Innings
0.301
0.301
Jim Acker
Career
Per 9 Innings
38.49
38.49
Dave Heaverlo
Careerverified
Per 9 Inningsverified
38.85
38.85

Fielding Stats for Jim Acker and Dave Heaverlo

Jim Acker
Careerverified
Per 9 Inningsverified
10
10
Dave Heaverlo
Career
Per 9 Innings
7
7
Jim Acker
Careerverified
Per 9 Innings
467
4.65
Dave Heaverlo
Career
Per 9 Inningsverified
356
5.96
Jim Acker
Careerverified
Per 9 Inningsverified
32
0.32
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
2713
27
Dave Heaverlo
Career
Per 9 Innings
1613
27
Jim Acker
Careerverified
Per 9 Innings
904.1
9
Dave Heaverlo
Career
Per 9 Innings
537.2
9
Jim Acker
Careerverified
Per 9 Innings
73
0.73
Dave Heaverlo
Career
Per 9 Inningsverified
49
0.82
Jim Acker
Careerverified
Per 9 Inningsverified
161
1.6
Dave Heaverlo
Career
Per 9 Innings
93
1.56
Jim Acker
Careerverified
Per 9 Inningsverified
2
0.02
Dave Heaverlo
Career
Per 9 Innings
10
0.17
Jim Acker
Careerverified
Per 9 Innings
236
2.35
Dave Heaverlo
Career
Per 9 Inningsverified
152
2.54
Jim Acker
Careerverified
Per 9 Innings
234
2.33
Dave Heaverlo
Career
Per 9 Inningsverified
142
2.38
Jim Acker
Careerverified
Per 9 Inningsverified
99.15
99.15
Dave Heaverlo
Career
Per 9 Innings
93.42
93.42
Jim Acker
Careerverified
Per 9 Inningsverified
0.501
0.501
Dave Heaverlo
Career
Per 9 Innings
0.399
0.399
Jim Acker
Careerverified
Per 9 Inningsverified
6.85
6.85
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Careerverified
Per 9 Innings
11
0.11
Dave Heaverlo
Career
Per 9 Inningsverified
8
0.13
Jim Acker
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Jim Acker
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0

Hitting Stats for Jim Acker and Dave Heaverlo

Jim Acker
Careerverified
Per 600 PAverified
10
10
Dave Heaverlo
Career
Per 600 PA
7
7
Jim Acker
Careerverified
Per 600 PA
467
5003.57
Dave Heaverlo
Career
Per 600 PAverified
356
13350
Jim Acker
Careerverified
Per 600 PA
56
600
Dave Heaverlo
Career
Per 600 PA
16
600
Jim Acker
Careerverified
Per 600 PAverified
54
578.57
Dave Heaverlo
Career
Per 600 PA
13
487.5
Jim Acker
Career
Per 600 PA
0.167
0.167
Dave Heaverlo
Careerverified
Per 600 PAverified
0.231
0.231
Jim Acker
Career
Per 600 PA
0.393
0.393
Dave Heaverlo
Careerverified
Per 600 PAverified
0.594
0.594
Jim Acker
Careerverified
Per 600 PA
9
96.43
Dave Heaverlo
Career
Per 600 PAverified
3
112.5
Jim Acker
Careerverified
Per 600 PA
8
85.71
Dave Heaverlo
Career
Per 600 PAverified
3
112.5
Jim Acker
Careerverified
Per 600 PAverified
1
10.71
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
1
10.71
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
0.111
0.111
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PA
1.75
18.73
Dave Heaverlo
Career
Per 600 PAverified
0.86
32.35
Jim Acker
Careerverified
Per 600 PA
10
107.14
Dave Heaverlo
Career
Per 600 PAverified
3
112.5
Jim Acker
Careerverified
Per 600 PA
11
117.86
Dave Heaverlo
Career
Per 600 PAverified
4
150
Jim Acker
Career
Per 600 PA
0.196
0.196
Dave Heaverlo
Careerverified
Per 600 PAverified
0.286
0.286
Jim Acker
Career
Per 600 PA
0.185
0.185
Dave Heaverlo
Careerverified
Per 600 PAverified
0.231
0.231
Jim Acker
Career
Per 600 PA
0.382
0.382
Dave Heaverlo
Careerverified
Per 600 PAverified
0.517
0.517
Jim Acker
Careerverified
Per 600 PAverified
0.019
0.019
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0.135
0.135
Dave Heaverlo
Careerverified
Per 600 PAverified
0.186
0.186
Jim Acker
Career
Per 600 PA
0.261
0.261
Dave Heaverlo
Careerverified
Per 600 PAverified
0.4
0.4
Jim Acker
Careerverified
Per 600 PAverified
0.409
0.409
Dave Heaverlo
Career
Per 600 PA
0.333
0.333
Jim Acker
Careerverified
Per 600 PAverified
2
21.43
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
1
10.71
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PAverified
3
32.14
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0.88
9.45
Dave Heaverlo
Careerverified
Per 600 PAverified
1.17
43.71
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Careerverified
Per 600 PA
2
21.43
Dave Heaverlo
Career
Per 600 PAverified
1
37.5
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
32
342.86
Dave Heaverlo
Careerverified
Per 600 PAverified
4
150
Jim Acker
Career
Per 600 PA
1.75
1.75
Dave Heaverlo
Careerverified
Per 600 PAverified
4
4
Jim Acker
Career
Per 600 PA
0.06
0.06
Dave Heaverlo
Careerverified
Per 600 PAverified
0.25
0.25
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Careerverified
Per 600 PAverified
2
75
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
1
10.71
Dave Heaverlo
Careerverified
Per 600 PAverified
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Jim Acker
Career
Per 600 PA
Dave Heaverlo
Career
Per 600 PA