Jack Aker vs. Tyler Duffey — Career Comparison
The numbers give Tyler Duffey a clear advantage over Jack Aker across the core pitching metrics. Tyler Duffey led in home run suppression (HR9+ 119 vs 76), walk avoidance (BB%+ 122 vs 100), and skill-based run prevention (DICE+ 104 vs 88). Tyler Duffey was the better reliever — the numbers make that case clearly.
Pitching Stats for Jack Aker and Tyler Duffey
Jack Aker
Career
Per 9 Innings
495
5.97
Tyler Duffey
Career
Per 9 Innings
305
5.65
Jack Aker
Career
Per 9 Innings
51.09
51.09
Tyler Duffey
Career
Per 9 Innings
52.63
52.63
Jack Aker
Career
Per 9 Innings
272
3.28
Tyler Duffey
Career
Per 9 Innings
247
4.57
Jack Aker
Career
Per 9 Innings
3.45
3.45
Tyler Duffey
Career
Per 9 Innings
4.01
4.01
Jack Aker
Career
Per 9 Innings
4.29
4.29
Tyler Duffey
Career
Per 9 Innings
3.81
3.81
Jack Aker
Career
Per 9 Innings
0.244
0.244
Tyler Duffey
Career
Per 9 Innings
0.257
0.257
Jack Aker
Career
Per 9 Innings
2238
27
Tyler Duffey
Career
Per 9 Innings
1458
27
Jack Aker
Career
Per 9 Innings
746
9
Tyler Duffey
Career
Per 9 Innings
486
9
Jack Aker
Career
Per 9 Innings
8.19
8.19
Tyler Duffey
Career
Per 9 Innings
9
9
Jack Aker
Career
Per 9 Innings
0.77
0.77
Tyler Duffey
Career
Per 9 Innings
1.24
1.24
Jack Aker
Career
Per 9 Innings
0.13
0.13
Tyler Duffey
Career
Per 9 Innings
0.22
0.22
Jack Aker
Career
Per 9 Innings
68
0.82
Tyler Duffey
Career
Per 9 Innings
11
0.2
Jack Aker
Career
Per 9 Innings
3.31
3.31
Tyler Duffey
Career
Per 9 Innings
2.69
2.69
Jack Aker
Career
Per 9 Innings
404
4.87
Tyler Duffey
Career
Per 9 Innings
479
8.87
Jack Aker
Career
Per 9 Innings
4.87
4.87
Tyler Duffey
Career
Per 9 Innings
8.87
8.87
Jack Aker
Career
Per 9 Innings
0.82
0.82
Tyler Duffey
Career
Per 9 Innings
1.57
1.57
Jack Aker
Career
Per 9 Innings
0.909
0.909
Tyler Duffey
Career
Per 9 Innings
1.284
1.284
Jack Aker
Career
Per 9 Innings
13
0.16
Tyler Duffey
Career
Per 9 Innings
26
0.48
Jack Aker
Career
Per 9 Innings
40
0.48
Tyler Duffey
Career
Per 9 Innings
16
0.3
Jack Aker
Career
Per 9 Innings
3144
37.93
Tyler Duffey
Career
Per 9 Innings
2073
38.39
Jack Aker
Career
Per 9 Innings
321
3.87
Tyler Duffey
Career
Per 9 Innings
40
0.74
Jack Aker
Career
Per 9 Innings
3.76
3.76
Tyler Duffey
Career
Per 9 Innings
5
5
Jack Aker
Career
Per 9 Innings
32
0.39
Tyler Duffey
Career
Per 9 Innings
8
0.15
Jack Aker
Career
Per 9 Innings
12
0.14
Tyler Duffey
Career
Per 9 Innings
11
0.2
Jack Aker
Career
Per 9 Innings
19
0.23
Tyler Duffey
Career
Per 9 Innings
44
0.81
Jack Aker
Career
Per 9 Innings
1.278
1.278
Tyler Duffey
Career
Per 9 Innings
1.298
1.298
Jack Aker
Career
Per 9 Innings
2786
33.61
Tyler Duffey
Career
Per 9 Innings
1893
35.06
Jack Aker
Career
Per 9 Innings
0.63
0.63
Tyler Duffey
Career
Per 9 Innings
0.89
0.89
Jack Aker
Career
Per 9 Innings
0.265
0.265
Tyler Duffey
Career
Per 9 Innings
0.311
0.311
Jack Aker
Career
Per 9 Innings
37.93
37.93
Tyler Duffey
Career
Per 9 Innings
38.39
38.39
Fielding Stats for Jack Aker and Tyler Duffey
Jack Aker
Career
Per 9 Innings
495
5.97
Tyler Duffey
Career
Per 9 Innings
305
5.65
Jack Aker
Career
Per 9 Innings
2240
27
Tyler Duffey
Career
Per 9 Innings
1458
27
Jack Aker
Career
Per 9 Innings
746.2
9
Tyler Duffey
Career
Per 9 Innings
486
9
Jack Aker
Career
Per 9 Innings
240
2.89
Tyler Duffey
Career
Per 9 Innings
80
1.48
Jack Aker
Career
Per 9 Innings
232
2.8
Tyler Duffey
Career
Per 9 Innings
74
1.37
Jack Aker
Career
Per 9 Innings
96.67
96.67
Tyler Duffey
Career
Per 9 Innings
92.5
92.5
Jack Aker
Career
Per 9 Innings
0.469
0.469
Tyler Duffey
Career
Per 9 Innings
0.243
0.243
Jack Aker
Career
Per 9 Innings
20
0.24
Tyler Duffey
Career
Per 9 Innings
1
0.02
Hitting Stats for Jack Aker and Tyler Duffey
Jack Aker
Career
Per 600 PA
496
2861.54
Tyler Duffey
Career
Per 600 PA
305
91500
Jack Aker
Career
Per 600 PA
0.279
0.279
Tyler Duffey
Career
Per 600 PA
0.5
0.5
Jack Aker
Career
Per 600 PA
0.068
0.068
Tyler Duffey
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
2.04
2.04
Tyler Duffey
Career
Per 600 PA
2
2
Jack Aker
Career
Per 600 PA
1
5.77
Tyler Duffey
Career
Per 600 PA
0
0