Jack Brennan vs. Jeff Duncan — Career Comparison

Jack Brennan
Pre-GenerationalMissouriNorth AmericaCleveland InfantsPlayers' LeagueCatcher
Jeff Duncan
Gen XIllinoisThrows LeftBats LeftNorth AmericaNew York MetsNational LeagueCenter Fielder

Looking at the career totals, Jack Brennan and Jeff Duncan are closely matched on the surface stats. Jack Brennan posted stronger numbers in OPS (.530 vs .515) and slugging (.264 vs .227). Jeff Duncan had the advantage in on-base percentage (.288 vs .267). By the career numbers, Jack Brennan had the stronger overall case — though those totals don't account for the eras and run environments each player worked in.

Hitting Stats for Jack Brennan and Jeff Duncan

Jack Brennan
Careerverified
Per 600 PAverified
5
5
Jeff Duncan
Career
Per 600 PA
2
2
Jack Brennan
Careerverified
Per 600 PA
183
146.4
Jeff Duncan
Career
Per 600 PAverified
69
226.23
Jack Brennan
Careerverified
Per 600 PA
750
600
Jeff Duncan
Career
Per 600 PA
183
600
Jack Brennan
Careerverified
Per 600 PAverified
705
564
Jeff Duncan
Career
Per 600 PA
154
504.92
Jack Brennan
Careerverified
Per 600 PAverified
0.22
0.22
Jeff Duncan
Career
Per 600 PA
0.182
0.182
Jack Brennan
Career
Per 600 PA
0.558
0.558
Jeff Duncan
Careerverified
Per 600 PAverified
0.582
0.582
Jack Brennan
Careerverified
Per 600 PAverified
155
124
Jeff Duncan
Career
Per 600 PA
28
91.8
Jack Brennan
Careerverified
Per 600 PAverified
132
105.6
Jeff Duncan
Career
Per 600 PA
25
81.97
Jack Brennan
Careerverified
Per 600 PAverified
15
12
Jeff Duncan
Career
Per 600 PA
0
0
Jack Brennan
Careerverified
Per 600 PA
8
6.4
Jeff Duncan
Career
Per 600 PAverified
2
6.56
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Careerverified
Per 600 PAverified
1
3.28
Jack Brennan
Careerverified
Per 600 PAverified
23
18.4
Jeff Duncan
Career
Per 600 PA
3
9.84
Jack Brennan
Careerverified
Per 600 PAverified
0.148
0.148
Jeff Duncan
Career
Per 600 PA
0.107
0.107
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Careerverified
Per 600 PAverified
0.007
0.007
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Careerverified
Per 600 PAverified
0.036
0.036
Jack Brennan
Careerverified
Per 600 PAverified
53.52
42.82
Jeff Duncan
Career
Per 600 PA
12.02
39.43
Jack Brennan
Careerverified
Per 600 PAverified
186
148.8
Jeff Duncan
Career
Per 600 PA
35
114.75
Jack Brennan
Careerverified
Per 600 PAverified
200
160
Jeff Duncan
Career
Per 600 PA
48
157.38
Jack Brennan
Career
Per 600 PA
0.267
0.267
Jeff Duncan
Careerverified
Per 600 PAverified
0.276
0.276
Jack Brennan
Careerverified
Per 600 PAverified
0.264
0.264
Jeff Duncan
Career
Per 600 PA
0.227
0.227
Jack Brennan
Careerverified
Per 600 PAverified
0.531
0.531
Jeff Duncan
Career
Per 600 PA
0.503
0.503
Jack Brennan
Career
Per 600 PA
0.044
0.044
Jeff Duncan
Careerverified
Per 600 PAverified
0.046
0.046
Jack Brennan
Careerverified
Per 600 PAverified
0.186
0.186
Jeff Duncan
Career
Per 600 PA
0.181
0.181
Jack Brennan
Career
Per 600 PA
0.442
0.442
Jeff Duncan
Careerverified
Per 600 PAverified
0.481
0.481
Jack Brennan
Career
Per 600 PA
0.238
0.238
Jeff Duncan
Careerverified
Per 600 PAverified
0.252
0.252
Jack Brennan
Careerverified
Per 600 PAverified
87
69.6
Jeff Duncan
Career
Per 600 PA
15
49.18
Jack Brennan
Careerverified
Per 600 PAverified
48
38.4
Jeff Duncan
Career
Per 600 PA
11
36.07
Jack Brennan
Careerverified
Per 600 PAverified
135
108
Jeff Duncan
Career
Per 600 PA
25
81.97
Jack Brennan
Careerverified
Per 600 PAverified
60.2
48.16
Jeff Duncan
Career
Per 600 PA
11.98
39.29
Jack Brennan
Careerverified
Per 600 PA
6
4.8
Jeff Duncan
Career
Per 600 PAverified
2
6.56
Jack Brennan
Careerverified
Per 600 PA
39
31.2
Jeff Duncan
Career
Per 600 PAverified
18
59.02
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Careerverified
Per 600 PAverified
3
9.84
Jack Brennan
Career
Per 600 PAverified
54
43.2
Jeff Duncan
Careerverified
Per 600 PA
46
150.82
Jack Brennan
Careerverified
Per 600 PAverified
13.89
13.89
Jeff Duncan
Career
Per 600 PA
3.98
3.98
Jack Brennan
Careerverified
Per 600 PAverified
0.72
0.72
Jeff Duncan
Career
Per 600 PA
0.39
0.39
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Careerverified
Per 600 PAverified
9
29.51
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Career
Per 600 PA
0
0
Jack Brennan
Careerverified
Per 600 PAverified
0
0
Jeff Duncan
Career
Per 600 PA
1
3.28
Jack Brennan
Careerverified
Per 600 PA
12
9.6
Jeff Duncan
Career
Per 600 PAverified
7
22.95
Jack Brennan
Career
Per 600 PA
0
0
Jeff Duncan
Careerverified
Per 600 PAverified
2
6.56
Jack Brennan
Careerverified
Per 600 PA
12
9.6
Jeff Duncan
Career
Per 600 PAverified
9
29.51
Jack Brennan
Careerverified
Per 600 PAverified
100
100
Jeff Duncan
Career
Per 600 PA
77.78
77.78

Fielding Stats for Jack Brennan and Jeff Duncan

Jack Brennan
Careerverified
Per 9 Inningsverified
5
5
Jeff Duncan
Career
Per 9 Innings
2
2
Jack Brennan
Careerverified
Per 9 Innings
188
1.14
Jeff Duncan
Career
Per 9 Inningsverified
56
1.29
Jack Brennan
Career
Per 9 Innings
0
0
Jeff Duncan
Careerverified
Per 9 Inningsverified
43
0.99
Jack Brennan
Careerverified
Per 9 Innings
4437
27
Jeff Duncan
Career
Per 9 Innings
1170
27
Jack Brennan
Careerverified
Per 9 Innings
1479
9
Jeff Duncan
Career
Per 9 Innings
390
9
Jack Brennan
Careerverified
Per 9 Innings
492
2.99
Jeff Duncan
Career
Per 9 Inningsverified
143
3.3
Jack Brennan
Careerverified
Per 9 Inningsverified
287
1.75
Jeff Duncan
Career
Per 9 Innings
0
0
Jack Brennan
Career
Per 9 Innings
139
0.85
Jeff Duncan
Careerverified
Per 9 Inningsverified
0
0
Jack Brennan
Careerverified
Per 9 Inningsverified
918
5.59
Jeff Duncan
Career
Per 9 Innings
143
3.3
Jack Brennan
Careerverified
Per 9 Inningsverified
779
4.74
Jeff Duncan
Career
Per 9 Innings
143
3.3
Jack Brennan
Career
Per 9 Innings
84.86
84.86
Jeff Duncan
Careerverified
Per 9 Inningsverified
100
100
Jack Brennan
Careerverified
Per 9 Inningsverified
4.144
4.144
Jeff Duncan
Career
Per 9 Innings
2.554
2.554
Jack Brennan
Career
Per 9 Innings
0
0
Jeff Duncan
Careerverified
Per 9 Inningsverified
76.79
76.79
Jack Brennan
Careerverified
Per 9 Inningsverified
22
0.13
Jeff Duncan
Career
Per 9 Innings
0
0
Jack Brennan
Career
Per 9 Innings
84
0.51
Jeff Duncan
Careerverified
Per 9 Inningsverified
0
0
Jack Brennan
Career
Per 9 Innings
0
0
Jeff Duncan
Career
Per 9 Innings
0
0
Jack Brennan
Career
Per 9 Innings
109
0.66
Jeff Duncan
Careerverified
Per 9 Inningsverified
0
0
Jack Brennan
Careerverified
Per 9 Inningsverified
47
0.29
Jeff Duncan
Career
Per 9 Innings
0
0