Aaron Fultz vs. Dave Koslo — Career Comparison

Aaron Fultz
Gen XTennesseeThrows LeftBats LeftNorth AmericaSan Francisco GiantsNational LeagueRelief Pitcher
Dave Koslo
Greatest GenerationWisconsinThrows LeftBats LeftNorth AmericaNew York GiantsNational LeagueStarting Pitcher

Dave Koslo built a career as a starting pitcher and Aaron Fultz as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dave Koslo posted stronger surface numbers — ERA 3.68 and WHIP 1.342 compared to 4.26 and 1.420 for Aaron Fultz. By the career numbers, Dave Koslo had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Aaron Fultz and Dave Koslo

Aaron Fultz
Career
Per 9 Innings
8
8
Dave Koslo
Careerverified
Per 9 Inningsverified
12
12
Aaron Fultz
Careerverified
Per 9 Inningsverified
463
8.69
Dave Koslo
Career
Per 9 Innings
348
1.97
Aaron Fultz
Career
Per 9 Innings
1
0.02
Dave Koslo
Careerverified
Per 9 Inningsverified
189
1.07
Aaron Fultz
Career
Per 9 Innings
25
0.47
Dave Koslo
Careerverified
Per 9 Inningsverified
92
0.52
Aaron Fultz
Careerverified
Per 9 Inningsverified
15
0.28
Dave Koslo
Career
Per 9 Innings
107
0.61
Aaron Fultz
Careerverified
Per 9 Inningsverified
62.5
62.5
Dave Koslo
Career
Per 9 Innings
46.23
46.23
Aaron Fultz
Career
Per 9 Innings
0.22
0.22
Dave Koslo
Careerverified
Per 9 Inningsverified
54.31
54.31
Aaron Fultz
Career
Per 9 Innings
0
0
Dave Koslo
Careerverified
Per 9 Inningsverified
74
0.42
Aaron Fultz
Career
Per 9 Innings
0
0
Dave Koslo
Careerverified
Per 9 Inningsverified
15
0.08
Aaron Fultz
Career
Per 9 Innings
3
0.06
Dave Koslo
Careerverified
Per 9 Inningsverified
22
0.12
Aaron Fultz
Careerverified
Per 9 Innings
227
4.26
Dave Koslo
Career
Per 9 Inningsverified
651
3.68
Aaron Fultz
Career
Per 9 Innings
4.26
4.26
Dave Koslo
Careerverified
Per 9 Inningsverified
3.68
3.68
Aaron Fultz
Career
Per 9 Innings
4
4
Dave Koslo
Careerverified
Per 9 Inningsverified
3.73
3.73
Aaron Fultz
Careerverified
Per 9 Inningsverified
3.99
3.99
Dave Koslo
Career
Per 9 Innings
4.28
4.28
Aaron Fultz
Career
Per 9 Innings
0.259
0.259
Dave Koslo
Careerverified
Per 9 Inningsverified
0.256
0.256
Aaron Fultz
Career
Per 9 Innings
1439
27
Dave Koslo
Careerverified
Per 9 Innings
4774
27
Aaron Fultz
Career
Per 9 Innings
479.2
9
Dave Koslo
Careerverified
Per 9 Innings
1591.1
9
Aaron Fultz
Careerverified
Per 9 Inningsverified
467
8.76
Dave Koslo
Career
Per 9 Innings
1597
9.03
Aaron Fultz
Careerverified
Per 9 Inningsverified
8.76
8.76
Dave Koslo
Career
Per 9 Innings
9.03
9.03
Aaron Fultz
Careerverified
Per 9 Innings
50
0.94
Dave Koslo
Career
Per 9 Inningsverified
121
0.68
Aaron Fultz
Career
Per 9 Innings
0.94
0.94
Dave Koslo
Careerverified
Per 9 Inningsverified
0.68
0.68
Aaron Fultz
Careerverified
Per 9 Inningsverified
0.11
0.11
Dave Koslo
Career
Per 9 Innings
0.35
0.35
Aaron Fultz
Careerverified
Per 9 Innings
187
3.51
Dave Koslo
Career
Per 9 Inningsverified
538
3.04
Aaron Fultz
Career
Per 9 Innings
27
0.51
Dave Koslo
Careerverified
Per 9 Inningsverified
0
0
Aaron Fultz
Career
Per 9 Innings
3.51
3.51
Dave Koslo
Careerverified
Per 9 Inningsverified
3.04
3.04
Aaron Fultz
Career
Per 9 Inningsverified
394
7.39
Dave Koslo
Careerverified
Per 9 Innings
606
3.43
Aaron Fultz
Careerverified
Per 9 Inningsverified
7.39
7.39
Dave Koslo
Career
Per 9 Innings
3.43
3.43
Aaron Fultz
Career
Per 9 Innings
0.85
0.85
Dave Koslo
Careerverified
Per 9 Inningsverified
1.74
1.74
Aaron Fultz
Careerverified
Per 9 Inningsverified
1.211
1.211
Dave Koslo
Career
Per 9 Innings
0.719
0.719
Aaron Fultz
Careerverified
Per 9 Innings
12
0.23
Dave Koslo
Career
Per 9 Inningsverified
21
0.12
Aaron Fultz
Careerverified
Per 9 Innings
18
0.34
Dave Koslo
Career
Per 9 Inningsverified
20
0.11
Aaron Fultz
Career
Per 9 Innings
3
0.06
Dave Koslo
Careerverified
Per 9 Inningsverified
1
0.01
Aaron Fultz
Career
Per 9 Inningsverified
2057
38.6
Dave Koslo
Careerverified
Per 9 Innings
6803
38.48
Aaron Fultz
Careerverified
Per 9 Inningsverified
111
2.08
Dave Koslo
Career
Per 9 Innings
93
0.53
Aaron Fultz
Careerverified
Per 9 Innings
243
4.56
Dave Koslo
Career
Per 9 Inningsverified
740
4.19
Aaron Fultz
Career
Per 9 Innings
4.56
4.56
Dave Koslo
Careerverified
Per 9 Inningsverified
4.19
4.19
Aaron Fultz
Career
Per 9 Innings
24
0.45
Dave Koslo
Careerverified
Per 9 Inningsverified
0
0
Aaron Fultz
Career
Per 9 Innings
27
0.51
Dave Koslo
Careerverified
Per 9 Inningsverified
0
0
Aaron Fultz
Careerverified
Per 9 Inningsverified
40
0.75
Dave Koslo
Career
Per 9 Innings
0
0
Aaron Fultz
Career
Per 9 Innings
1.363
1.363
Dave Koslo
Careerverified
Per 9 Inningsverified
1.342
1.342
Aaron Fultz
Career
Per 9 Innings
1801
33.79
Dave Koslo
Careerverified
Per 9 Inningsverified
6245
35.32
Aaron Fultz
Careerverified
Per 9 Inningsverified
0.52
0.52
Dave Koslo
Career
Per 9 Innings
2.13
2.13
Aaron Fultz
Career
Per 9 Innings
0.307
0.307
Dave Koslo
Careerverified
Per 9 Inningsverified
0.268
0.268
Aaron Fultz
Careerverified
Per 9 Inningsverified
38.6
38.6
Dave Koslo
Career
Per 9 Innings
38.48
38.48

Fielding Stats for Aaron Fultz and Dave Koslo

Aaron Fultz
Career
Per 9 Innings
8
8
Dave Koslo
Careerverified
Per 9 Inningsverified
12
12
Aaron Fultz
Careerverified
Per 9 Innings
463
8.69
Dave Koslo
Career
Per 9 Inningsverified
348
98.91
Aaron Fultz
Career
Per 9 Innings
1
0.02
Dave Koslo
Career
Per 9 Inningsverified
1
0.28
Aaron Fultz
Careerverified
Per 9 Innings
1439
27
Dave Koslo
Career
Per 9 Innings
95
27
Aaron Fultz
Careerverified
Per 9 Innings
479.2
9
Dave Koslo
Career
Per 9 Innings
31.2
9
Aaron Fultz
Career
Per 9 Innings
36
0.68
Dave Koslo
Careerverified
Per 9 Inningsverified
75
21.32
Aaron Fultz
Career
Per 9 Innings
84
1.58
Dave Koslo
Careerverified
Per 9 Inningsverified
307
87.25
Aaron Fultz
Careerverified
Per 9 Inningsverified
2
0.04
Dave Koslo
Career
Per 9 Innings
14
3.98
Aaron Fultz
Career
Per 9 Innings
122
2.29
Dave Koslo
Careerverified
Per 9 Inningsverified
396
112.55
Aaron Fultz
Career
Per 9 Innings
120
2.25
Dave Koslo
Careerverified
Per 9 Inningsverified
382
108.57
Aaron Fultz
Careerverified
Per 9 Inningsverified
98.36
98.36
Dave Koslo
Career
Per 9 Innings
96.46
96.46
Aaron Fultz
Career
Per 9 Innings
0.259
0.259
Dave Koslo
Careerverified
Per 9 Inningsverified
1.098
1.098
Aaron Fultz
Career
Per 9 Innings
0.22
0.22
Dave Koslo
Careerverified
Per 9 Inningsverified
0.29
0.29
Aaron Fultz
Career
Per 9 Innings
9
0.17
Dave Koslo
Careerverified
Per 9 Inningsverified
23
6.54
Aaron Fultz
Career
Per 9 Innings
0
0
Dave Koslo
Career
Per 9 Innings
0
0
Aaron Fultz
Career
Per 9 Innings
0
0
Dave Koslo
Career
Per 9 Innings
0
0
Aaron Fultz
Career
Per 9 Innings
0
0
Dave Koslo
Career
Per 9 Innings
0
0
Aaron Fultz
Career
Per 9 Innings
0
0
Dave Koslo
Career
Per 9 Innings
0
0

Hitting Stats for Aaron Fultz and Dave Koslo

Aaron Fultz
Career
Per 600 PA
8
8
Dave Koslo
Careerverified
Per 600 PAverified
12
12
Aaron Fultz
Careerverified
Per 600 PAverified
464
13920
Dave Koslo
Career
Per 600 PA
350
367.78
Aaron Fultz
Career
Per 600 PA
20
600
Dave Koslo
Careerverified
Per 600 PA
571
600
Aaron Fultz
Career
Per 600 PAverified
19
570
Dave Koslo
Careerverified
Per 600 PA
516
542.21
Aaron Fultz
Careerverified
Per 600 PAverified
0.263
0.263
Dave Koslo
Career
Per 600 PA
0.109
0.109
Aaron Fultz
Careerverified
Per 600 PAverified
0.55
0.55
Dave Koslo
Career
Per 600 PA
0.363
0.363
Aaron Fultz
Career
Per 600 PAverified
5
150
Dave Koslo
Careerverified
Per 600 PA
56
58.84
Aaron Fultz
Career
Per 600 PAverified
5
150
Dave Koslo
Careerverified
Per 600 PA
41
43.08
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
12
12.61
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Career
Per 600 PA
0
0
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
3
3.15
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
15
15.76
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
0.268
0.268
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
0.006
0.006
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
0.054
0.054
Aaron Fultz
Career
Per 600 PAverified
0.66
19.71
Dave Koslo
Careerverified
Per 600 PA
14.88
15.63
Aaron Fultz
Career
Per 600 PAverified
5
150
Dave Koslo
Careerverified
Per 600 PA
77
80.91
Aaron Fultz
Career
Per 600 PAverified
5
150
Dave Koslo
Careerverified
Per 600 PA
93
97.72
Aaron Fultz
Careerverified
Per 600 PAverified
0.263
0.263
Dave Koslo
Career
Per 600 PA
0.168
0.168
Aaron Fultz
Careerverified
Per 600 PAverified
0.263
0.263
Dave Koslo
Career
Per 600 PA
0.149
0.149
Aaron Fultz
Careerverified
Per 600 PAverified
0.526
0.526
Dave Koslo
Career
Per 600 PA
0.317
0.317
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
0.041
0.041
Aaron Fultz
Careerverified
Per 600 PAverified
0.184
0.184
Dave Koslo
Career
Per 600 PA
0.113
0.113
Aaron Fultz
Careerverified
Per 600 PAverified
0.313
0.313
Dave Koslo
Career
Per 600 PA
0.247
0.247
Aaron Fultz
Careerverified
Per 600 PAverified
0.313
0.313
Dave Koslo
Career
Per 600 PA
0.182
0.182
Aaron Fultz
Career
Per 600 PAverified
2
60
Dave Koslo
Careerverified
Per 600 PA
31
32.57
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
30
31.52
Aaron Fultz
Career
Per 600 PA
2
60
Dave Koslo
Careerverified
Per 600 PAverified
58
60.95
Aaron Fultz
Careerverified
Per 600 PAverified
0.88
26.29
Dave Koslo
Career
Per 600 PA
-1.47
-1.54
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
1
1.05
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
36
37.83
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Career
Per 600 PA
0
0
Aaron Fultz
Careerverified
Per 600 PAverified
3
90
Dave Koslo
Career
Per 600 PA
222
233.27
Aaron Fultz
Careerverified
Per 600 PAverified
6.67
6.67
Dave Koslo
Career
Per 600 PA
2.57
2.57
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
0.16
0.16
Aaron Fultz
Career
Per 600 PAverified
1
30
Dave Koslo
Careerverified
Per 600 PA
18
18.91
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Career
Per 600 PA
0
0
Aaron Fultz
Careerverified
Per 600 PA
2
60
Dave Koslo
Career
Per 600 PAverified
5
5.25
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
1
1.05
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
1
1.05
Aaron Fultz
Career
Per 600 PA
0
0
Dave Koslo
Careerverified
Per 600 PAverified
2
2.1
Aaron Fultz
Career
Per 600 PA
Dave Koslo
Careerverified
Per 600 PAverified
50
50