Dave Heaverlo vs. Mike Williams — Career Comparison

Dave Heaverlo
Baby BoomersWashingtonThrows RightBats RightNorth AmericaSan Francisco GiantsNational LeagueRelief Pitcher
Mike Williams
Gen XVirginiaThrows RightBats RightNorth AmericaPittsburgh PiratesNational LeagueRelief PitcherAll-Star

The numbers give Dave Heaverlo a clear advantage over Mike Williams across the core pitching metrics. Dave Heaverlo led in run prevention (ERA+ 122 vs 83), walk avoidance (BB%+ 113 vs 90), and home run suppression (HR9+ 113 vs 96). Dave Heaverlo was the better reliever — the numbers make that case clearly.

Pitching Stats for Dave Heaverlo and Mike Williams

Dave Heaverlo
Career
Per 9 Innings
7
7
Mike Williams
Careerverified
Per 9 Inningsverified
12
12
Dave Heaverlo
Career
Per 9 Inningsverified
356
5.96
Mike Williams
Careerverified
Per 9 Innings
468
5.48
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Careerverified
Per 9 Inningsverified
55
0.64
Dave Heaverlo
Career
Per 9 Inningsverified
26
0.44
Mike Williams
Careerverified
Per 9 Innings
32
0.37
Dave Heaverlo
Careerverified
Per 9 Inningsverified
26
0.44
Mike Williams
Career
Per 9 Innings
54
0.63
Dave Heaverlo
Careerverified
Per 9 Inningsverified
50
50
Mike Williams
Career
Per 9 Innings
37.21
37.21
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Careerverified
Per 9 Inningsverified
11.75
11.75
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Careerverified
Per 9 Inningsverified
1
0.01
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
26
0.44
Mike Williams
Careerverified
Per 9 Inningsverified
144
1.69
Dave Heaverlo
Careerverified
Per 9 Inningsverified
204
3.41
Mike Williams
Career
Per 9 Innings
380
4.45
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.41
3.41
Mike Williams
Career
Per 9 Innings
4.45
4.45
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.9
3.9
Mike Williams
Career
Per 9 Innings
4.37
4.37
Dave Heaverlo
Careerverified
Per 9 Inningsverified
4.07
4.07
Mike Williams
Career
Per 9 Innings
4.4
4.4
Dave Heaverlo
Career
Per 9 Innings
0.273
0.273
Mike Williams
Careerverified
Per 9 Inningsverified
0.26
0.26
Dave Heaverlo
Career
Per 9 Innings
1613
27
Mike Williams
Careerverified
Per 9 Innings
2305
27
Dave Heaverlo
Career
Per 9 Innings
537.2
9
Mike Williams
Careerverified
Per 9 Innings
768.1
9
Dave Heaverlo
Careerverified
Per 9 Innings
559
9.36
Mike Williams
Career
Per 9 Inningsverified
764
8.95
Dave Heaverlo
Career
Per 9 Innings
9.36
9.36
Mike Williams
Careerverified
Per 9 Inningsverified
8.95
8.95
Dave Heaverlo
Careerverified
Per 9 Inningsverified
41
0.69
Mike Williams
Career
Per 9 Innings
89
1.04
Dave Heaverlo
Careerverified
Per 9 Inningsverified
0.69
0.69
Mike Williams
Career
Per 9 Innings
1.04
1.04
Dave Heaverlo
Careerverified
Per 9 Inningsverified
0.12
0.12
Mike Williams
Career
Per 9 Innings
0.19
0.19
Dave Heaverlo
Careerverified
Per 9 Inningsverified
188
3.15
Mike Williams
Career
Per 9 Innings
343
4.02
Dave Heaverlo
Career
Per 9 Innings
55
0.92
Mike Williams
Careerverified
Per 9 Inningsverified
40
0.47
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.15
3.15
Mike Williams
Career
Per 9 Innings
4.02
4.02
Dave Heaverlo
Career
Per 9 Innings
288
4.82
Mike Williams
Careerverified
Per 9 Inningsverified
584
6.84
Dave Heaverlo
Career
Per 9 Innings
4.82
4.82
Mike Williams
Careerverified
Per 9 Inningsverified
6.84
6.84
Dave Heaverlo
Career
Per 9 Innings
0.81
0.81
Mike Williams
Careerverified
Per 9 Inningsverified
1.25
1.25
Dave Heaverlo
Career
Per 9 Innings
0.885
0.885
Mike Williams
Careerverified
Per 9 Inningsverified
1.207
1.207
Dave Heaverlo
Careerverified
Per 9 Inningsverified
14
0.23
Mike Williams
Career
Per 9 Innings
39
0.46
Dave Heaverlo
Careerverified
Per 9 Innings
18
0.3
Mike Williams
Career
Per 9 Inningsverified
20
0.23
Dave Heaverlo
Career
Per 9 Innings
6
0.1
Mike Williams
Careerverified
Per 9 Inningsverified
1
0.01
Dave Heaverlo
Career
Per 9 Innings
2321
38.85
Mike Williams
Careerverified
Per 9 Inningsverified
3355
39.3
Dave Heaverlo
Career
Per 9 Innings
172
2.88
Mike Williams
Careerverified
Per 9 Inningsverified
292
3.42
Dave Heaverlo
Careerverified
Per 9 Inningsverified
235
3.93
Mike Williams
Career
Per 9 Innings
416
4.87
Dave Heaverlo
Careerverified
Per 9 Inningsverified
3.93
3.93
Mike Williams
Career
Per 9 Innings
4.87
4.87
Dave Heaverlo
Career
Per 9 Innings
40
0.67
Mike Williams
Careerverified
Per 9 Inningsverified
33
0.39
Dave Heaverlo
Career
Per 9 Innings
26
0.44
Mike Williams
Careerverified
Per 9 Inningsverified
23
0.27
Dave Heaverlo
Career
Per 9 Inningsverified
57
0.95
Mike Williams
Careerverified
Per 9 Innings
58
0.68
Dave Heaverlo
Careerverified
Per 9 Inningsverified
1.389
1.389
Mike Williams
Career
Per 9 Innings
1.441
1.441
Dave Heaverlo
Career
Per 9 Innings
2049
34.3
Mike Williams
Careerverified
Per 9 Inningsverified
2936
34.39
Dave Heaverlo
Careerverified
Per 9 Inningsverified
0.66
0.66
Mike Williams
Career
Per 9 Innings
0.89
0.89
Dave Heaverlo
Career
Per 9 Innings
0.301
0.301
Mike Williams
Careerverified
Per 9 Inningsverified
0.298
0.298
Dave Heaverlo
Career
Per 9 Innings
38.85
38.85
Mike Williams
Careerverified
Per 9 Inningsverified
39.3
39.3

Fielding Stats for Dave Heaverlo and Mike Williams

Dave Heaverlo
Career
Per 9 Innings
7
7
Mike Williams
Careerverified
Per 9 Inningsverified
12
12
Dave Heaverlo
Career
Per 9 Inningsverified
356
5.96
Mike Williams
Careerverified
Per 9 Innings
468
5.48
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Careerverified
Per 9 Inningsverified
55
0.64
Dave Heaverlo
Career
Per 9 Innings
1613
27
Mike Williams
Careerverified
Per 9 Innings
2305
27
Dave Heaverlo
Career
Per 9 Innings
537.2
9
Mike Williams
Careerverified
Per 9 Innings
768.1
9
Dave Heaverlo
Career
Per 9 Inningsverified
49
0.82
Mike Williams
Careerverified
Per 9 Innings
58
0.68
Dave Heaverlo
Career
Per 9 Innings
93
1.56
Mike Williams
Careerverified
Per 9 Inningsverified
139
1.63
Dave Heaverlo
Careerverified
Per 9 Innings
10
0.17
Mike Williams
Career
Per 9 Inningsverified
11
0.13
Dave Heaverlo
Career
Per 9 Inningsverified
152
2.54
Mike Williams
Careerverified
Per 9 Innings
208
2.44
Dave Heaverlo
Career
Per 9 Inningsverified
142
2.38
Mike Williams
Careerverified
Per 9 Innings
197
2.31
Dave Heaverlo
Career
Per 9 Innings
93.42
93.42
Mike Williams
Careerverified
Per 9 Inningsverified
94.71
94.71
Dave Heaverlo
Career
Per 9 Innings
0.399
0.399
Mike Williams
Careerverified
Per 9 Inningsverified
0.421
0.421
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Careerverified
Per 9 Inningsverified
11.75
11.75
Dave Heaverlo
Career
Per 9 Innings
8
0.13
Mike Williams
Careerverified
Per 9 Inningsverified
15
0.18
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Career
Per 9 Innings
0
0
Dave Heaverlo
Career
Per 9 Innings
0
0
Mike Williams
Career
Per 9 Innings
0
0

Hitting Stats for Dave Heaverlo and Mike Williams

Dave Heaverlo
Career
Per 600 PA
7
7
Mike Williams
Careerverified
Per 600 PAverified
12
12
Dave Heaverlo
Career
Per 600 PAverified
356
13350
Mike Williams
Careerverified
Per 600 PA
469
2069.12
Dave Heaverlo
Career
Per 600 PA
16
600
Mike Williams
Careerverified
Per 600 PA
136
600
Dave Heaverlo
Career
Per 600 PAverified
13
487.5
Mike Williams
Careerverified
Per 600 PA
108
476.47
Dave Heaverlo
Careerverified
Per 600 PAverified
0.231
0.231
Mike Williams
Career
Per 600 PA
0.157
0.157
Dave Heaverlo
Careerverified
Per 600 PAverified
0.594
0.594
Mike Williams
Career
Per 600 PA
0.491
0.491
Dave Heaverlo
Career
Per 600 PAverified
3
112.5
Mike Williams
Careerverified
Per 600 PA
17
75
Dave Heaverlo
Career
Per 600 PAverified
3
112.5
Mike Williams
Careerverified
Per 600 PA
15
66.18
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
2
8.82
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
2
8.82
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
0.118
0.118
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PAverified
0.86
32.35
Mike Williams
Careerverified
Per 600 PA
3.51
15.5
Dave Heaverlo
Career
Per 600 PAverified
3
112.5
Mike Williams
Careerverified
Per 600 PA
19
83.82
Dave Heaverlo
Career
Per 600 PAverified
4
150
Mike Williams
Careerverified
Per 600 PA
21
92.65
Dave Heaverlo
Careerverified
Per 600 PAverified
0.286
0.286
Mike Williams
Career
Per 600 PA
0.188
0.188
Dave Heaverlo
Careerverified
Per 600 PAverified
0.231
0.231
Mike Williams
Career
Per 600 PA
0.176
0.176
Dave Heaverlo
Careerverified
Per 600 PAverified
0.517
0.517
Mike Williams
Career
Per 600 PA
0.363
0.363
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
0.019
0.019
Dave Heaverlo
Careerverified
Per 600 PAverified
0.186
0.186
Mike Williams
Career
Per 600 PA
0.128
0.128
Dave Heaverlo
Careerverified
Per 600 PAverified
0.4
0.4
Mike Williams
Career
Per 600 PA
0.261
0.261
Dave Heaverlo
Careerverified
Per 600 PAverified
0.333
0.333
Mike Williams
Career
Per 600 PA
0.227
0.227
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
7
30.88
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
7
30.88
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
14
61.76
Dave Heaverlo
Career
Per 600 PAverified
1.17
43.71
Mike Williams
Careerverified
Per 600 PA
2.77
12.2
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
1
4.41
Dave Heaverlo
Career
Per 600 PAverified
1
37.5
Mike Williams
Careerverified
Per 600 PA
3
13.24
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Careerverified
Per 600 PA
4
150
Mike Williams
Career
Per 600 PAverified
33
145.59
Dave Heaverlo
Career
Per 600 PA
4
4
Mike Williams
Careerverified
Per 600 PAverified
4.12
4.12
Dave Heaverlo
Careerverified
Per 600 PAverified
0.25
0.25
Mike Williams
Career
Per 600 PA
0.09
0.09
Dave Heaverlo
Career
Per 600 PA
2
75
Mike Williams
Careerverified
Per 600 PAverified
24
105.88
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Careerverified
Per 600 PAverified
0
0
Mike Williams
Career
Per 600 PA
1
4.41
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
1
4.41
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Career
Per 600 PA
0
0
Dave Heaverlo
Career
Per 600 PA
0
0
Mike Williams
Careerverified
Per 600 PAverified
1
4.41
Dave Heaverlo
Career
Per 600 PA
Mike Williams
Careerverified
Per 600 PAverified
100
100