Greg Bollo vs. Jim Hearn — Career Comparison

Greg Bollo
Silent GenerationMichiganThrows RightBats RightNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher
Jim Hearn
Greatest GenerationGeorgiaThrows RightBats RightNorth AmericaNew York GiantsNational LeagueStarting PitcherAll-Star

Jim Hearn built a career as a starting pitcher and Greg Bollo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Greg Bollo posted stronger surface numbers — ERA 3.34 and WHIP 1.079 compared to 3.81 and 1.372 for Jim Hearn. By the career numbers, Greg Bollo had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Greg Bollo and Jim Hearn

Greg Bollo
Career
Per 9 Innings
2
2
Jim Hearn
Careerverified
Per 9 Inningsverified
13
13
Greg Bollo
Career
Per 9 Inningsverified
18
5.46
Jim Hearn
Careerverified
Per 9 Innings
396
2.09
Greg Bollo
Career
Per 9 Innings
1
0.3
Jim Hearn
Careerverified
Per 9 Inningsverified
229
1.21
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Careerverified
Per 9 Inningsverified
109
0.58
Greg Bollo
Careerverified
Per 9 Inningsverified
1
0.3
Jim Hearn
Career
Per 9 Innings
89
0.47
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Careerverified
Per 9 Inningsverified
55.05
55.05
Greg Bollo
Career
Per 9 Innings
5.56
5.56
Jim Hearn
Careerverified
Per 9 Inningsverified
57.83
57.83
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Careerverified
Per 9 Inningsverified
63
0.33
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Careerverified
Per 9 Inningsverified
10
0.05
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Careerverified
Per 9 Inningsverified
8
0.04
Greg Bollo
Careerverified
Per 9 Inningsverified
11
3.34
Jim Hearn
Career
Per 9 Innings
721
3.81
Greg Bollo
Careerverified
Per 9 Inningsverified
3.34
3.34
Jim Hearn
Career
Per 9 Innings
3.81
3.81
Greg Bollo
Careerverified
Per 9 Inningsverified
2.99
2.99
Jim Hearn
Career
Per 9 Innings
3.86
3.86
Greg Bollo
Career
Per 9 Innings
5.36
5.36
Jim Hearn
Careerverified
Per 9 Inningsverified
4.61
4.61
Greg Bollo
Careerverified
Per 9 Inningsverified
0.181
0.181
Jim Hearn
Career
Per 9 Innings
0.251
0.251
Greg Bollo
Career
Per 9 Innings
89
27
Jim Hearn
Careerverified
Per 9 Innings
5111
27
Greg Bollo
Career
Per 9 Innings
29.2
9
Jim Hearn
Careerverified
Per 9 Innings
1703.2
9
Greg Bollo
Careerverified
Per 9 Inningsverified
19
5.76
Jim Hearn
Career
Per 9 Innings
1661
8.77
Greg Bollo
Careerverified
Per 9 Inningsverified
5.76
5.76
Jim Hearn
Career
Per 9 Innings
8.77
8.77
Greg Bollo
Careerverified
Per 9 Innings
5
1.52
Jim Hearn
Career
Per 9 Inningsverified
157
0.83
Greg Bollo
Career
Per 9 Innings
1.52
1.52
Jim Hearn
Careerverified
Per 9 Inningsverified
0.83
0.83
Greg Bollo
Careerverified
Per 9 Inningsverified
0.28
0.28
Jim Hearn
Career
Per 9 Innings
0.4
0.4
Greg Bollo
Careerverified
Per 9 Innings
12
3.64
Jim Hearn
Career
Per 9 Inningsverified
655
3.46
Greg Bollo
Careerverified
Per 9 Innings
1
0.3
Jim Hearn
Career
Per 9 Inningsverified
22
0.12
Greg Bollo
Career
Per 9 Innings
3.64
3.64
Jim Hearn
Careerverified
Per 9 Inningsverified
3.46
3.46
Greg Bollo
Career
Per 9 Inningsverified
20
6.07
Jim Hearn
Careerverified
Per 9 Innings
669
3.53
Greg Bollo
Careerverified
Per 9 Inningsverified
6.07
6.07
Jim Hearn
Career
Per 9 Innings
3.53
3.53
Greg Bollo
Career
Per 9 Innings
1.11
1.11
Jim Hearn
Careerverified
Per 9 Inningsverified
1.69
1.69
Greg Bollo
Careerverified
Per 9 Inningsverified
1.079
1.079
Jim Hearn
Career
Per 9 Innings
0.777
0.777
Greg Bollo
Careerverified
Per 9 Inningsverified
0
0
Jim Hearn
Career
Per 9 Innings
34
0.18
Greg Bollo
Careerverified
Per 9 Innings
3
0.91
Jim Hearn
Career
Per 9 Inningsverified
25
0.13
Greg Bollo
Careerverified
Per 9 Inningsverified
0
0
Jim Hearn
Career
Per 9 Innings
1
0.01
Greg Bollo
Career
Per 9 Innings
120
36.4
Jim Hearn
Careerverified
Per 9 Inningsverified
7294
38.53
Greg Bollo
Career
Per 9 Inningsverified
7
2.12
Jim Hearn
Careerverified
Per 9 Innings
73
0.39
Greg Bollo
Careerverified
Per 9 Inningsverified
13
3.94
Jim Hearn
Career
Per 9 Innings
847
4.47
Greg Bollo
Careerverified
Per 9 Inningsverified
3.94
3.94
Jim Hearn
Career
Per 9 Innings
4.47
4.47
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0
Greg Bollo
Careerverified
Per 9 Inningsverified
1.045
1.045
Jim Hearn
Career
Per 9 Innings
1.359
1.359
Greg Bollo
Career
Per 9 Innings
105
31.85
Jim Hearn
Careerverified
Per 9 Inningsverified
6614
34.94
Greg Bollo
Careerverified
Per 9 Inningsverified
0.72
0.72
Jim Hearn
Career
Per 9 Innings
2.14
2.14
Greg Bollo
Careerverified
Per 9 Inningsverified
0.175
0.175
Jim Hearn
Career
Per 9 Innings
0.26
0.26
Greg Bollo
Career
Per 9 Innings
36.4
36.4
Jim Hearn
Careerverified
Per 9 Inningsverified
38.53
38.53

Fielding Stats for Greg Bollo and Jim Hearn

Greg Bollo
Career
Per 9 Innings
2
2
Jim Hearn
Careerverified
Per 9 Inningsverified
13
13
Greg Bollo
Career
Per 9 Innings
18
5.46
Jim Hearn
Careerverified
Per 9 Inningsverified
396
5.53
Greg Bollo
Career
Per 9 Innings
1
0.3
Jim Hearn
Careerverified
Per 9 Inningsverified
75
1.05
Greg Bollo
Career
Per 9 Innings
89
27
Jim Hearn
Careerverified
Per 9 Innings
1933
27
Greg Bollo
Career
Per 9 Innings
29.2
9
Jim Hearn
Careerverified
Per 9 Innings
644.1
9
Greg Bollo
Career
Per 9 Innings
3
0.91
Jim Hearn
Careerverified
Per 9 Inningsverified
106
1.48
Greg Bollo
Career
Per 9 Innings
5
1.52
Jim Hearn
Careerverified
Per 9 Inningsverified
355
4.96
Greg Bollo
Careerverified
Per 9 Inningsverified
0
0
Jim Hearn
Career
Per 9 Innings
22
0.31
Greg Bollo
Career
Per 9 Innings
8
2.43
Jim Hearn
Careerverified
Per 9 Inningsverified
483
6.75
Greg Bollo
Career
Per 9 Innings
8
2.43
Jim Hearn
Careerverified
Per 9 Inningsverified
461
6.44
Greg Bollo
Careerverified
Per 9 Inningsverified
100
100
Jim Hearn
Career
Per 9 Innings
95.45
95.45
Greg Bollo
Career
Per 9 Innings
0.444
0.444
Jim Hearn
Careerverified
Per 9 Inningsverified
1.164
1.164
Greg Bollo
Career
Per 9 Innings
5.56
5.56
Jim Hearn
Careerverified
Per 9 Inningsverified
18.94
18.94
Greg Bollo
Career
Per 9 Innings
1
0.3
Jim Hearn
Careerverified
Per 9 Inningsverified
33
0.46
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0
Greg Bollo
Career
Per 9 Innings
0
0
Jim Hearn
Career
Per 9 Innings
0
0

Hitting Stats for Greg Bollo and Jim Hearn

Greg Bollo
Career
Per 600 PA
2
2
Jim Hearn
Careerverified
Per 600 PAverified
13
13
Greg Bollo
Career
Per 600 PAverified
18
10800
Jim Hearn
Careerverified
Per 600 PA
403
391.26
Greg Bollo
Career
Per 600 PA
1
600
Jim Hearn
Careerverified
Per 600 PA
618
600
Greg Bollo
Career
Per 600 PAverified
1
600
Jim Hearn
Careerverified
Per 600 PA
548
532.04
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.141
0.141
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.453
0.453
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
77
74.76
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
59
57.28
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
7
6.8
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
2
1.94
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
9
8.74
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
18
17.48
Greg Bollo
Career
Per 600 PA
Jim Hearn
Careerverified
Per 600 PAverified
0.234
0.234
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.016
0.016
Greg Bollo
Career
Per 600 PA
Jim Hearn
Careerverified
Per 600 PAverified
0.117
0.117
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
25.82
25.07
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
115
111.65
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
111
107.77
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.19
0.19
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.21
0.21
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.4
0.4
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.069
0.069
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.138
0.138
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.314
0.314
Greg Bollo
Career
Per 600 PA
Jim Hearn
Careerverified
Per 600 PAverified
0.209
0.209
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
44
42.72
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
36
34.95
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
71
68.93
Greg Bollo
Career
Per 600 PA
-0.11
-66.4
Jim Hearn
Careerverified
Per 600 PAverified
14.16
13.74
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
1
0.97
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
33
32.04
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Career
Per 600 PA
0
0
Greg Bollo
Careerverified
Per 600 PA
1
600
Jim Hearn
Career
Per 600 PAverified
214
207.77
Greg Bollo
Career
Per 600 PA
1
1
Jim Hearn
Careerverified
Per 600 PAverified
2.89
2.89
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
0.15
0.15
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
35
33.98
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
1
0.97
Greg Bollo
Careerverified
Per 600 PAverified
0
0
Jim Hearn
Career
Per 600 PA
7
6.8
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
1
0.97
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Career
Per 600 PA
0
0
Greg Bollo
Career
Per 600 PA
0
0
Jim Hearn
Careerverified
Per 600 PAverified
1
0.97
Greg Bollo
Career
Per 600 PA
Jim Hearn
Careerverified
Per 600 PAverified
100
100