Danny Duffy vs. John Halama — Career Comparison

Danny Duffy
MillenialCaliforniaThrows LeftBats LeftNorth AmericaKansas City RoyalsAmerican LeagueStarting Pitcher
John Halama
Gen XNew YorkThrows LeftBats LeftNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher

Danny Duffy and John Halama are about as close as two starters get — the gap between them is negligible across the key measures. Their run-prevention numbers were nearly identical — ERA+ of 105 for Danny Duffy and 105 for John Halama, with skill-based marks of DICE+ 93 and 96 respectively. If forced to pick, Danny Duffy gets the slight nod, but this is a genuinely even pairing.

Pitching Stats for Danny Duffy and John Halama

Danny Duffy
Careerverified
Per 9 Inningsverified
11
11
John Halama
Career
Per 9 Innings
9
9
Danny Duffy
Career
Per 9 Innings
234
1.8
John Halama
Careerverified
Per 9 Inningsverified
262
2.59
Danny Duffy
Careerverified
Per 9 Inningsverified
204
1.57
John Halama
Career
Per 9 Innings
119
1.18
Danny Duffy
Careerverified
Per 9 Innings
68
0.52
John Halama
Career
Per 9 Inningsverified
56
0.55
Danny Duffy
Career
Per 9 Innings
68
0.52
John Halama
Careerverified
Per 9 Inningsverified
48
0.47
Danny Duffy
Career
Per 9 Innings
50
50
John Halama
Careerverified
Per 9 Inningsverified
53.85
53.85
Danny Duffy
Careerverified
Per 9 Inningsverified
87.18
87.18
John Halama
Career
Per 9 Innings
45.42
45.42
Danny Duffy
Career
Per 9 Innings
1
0.01
John Halama
Careerverified
Per 9 Inningsverified
2
0.02
Danny Duffy
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
2
0.02
Danny Duffy
Careerverified
Per 9 Inningsverified
1
0.01
John Halama
Career
Per 9 Innings
0
0
Danny Duffy
Career
Per 9 Inningsverified
514
3.95
John Halama
Careerverified
Per 9 Innings
471
4.65
Danny Duffy
Careerverified
Per 9 Inningsverified
3.95
3.95
John Halama
Career
Per 9 Innings
4.65
4.65
Danny Duffy
Careerverified
Per 9 Inningsverified
3.99
3.99
John Halama
Career
Per 9 Innings
4.87
4.87
Danny Duffy
Careerverified
Per 9 Inningsverified
4.03
4.03
John Halama
Career
Per 9 Innings
4.57
4.57
Danny Duffy
Careerverified
Per 9 Inningsverified
0.25
0.25
John Halama
Career
Per 9 Innings
0.29
0.29
Danny Duffy
Careerverified
Per 9 Innings
3517
27
John Halama
Career
Per 9 Innings
2733
27
Danny Duffy
Careerverified
Per 9 Innings
1172.1
9
John Halama
Career
Per 9 Innings
911
9
Danny Duffy
Career
Per 9 Inningsverified
1111
8.53
John Halama
Careerverified
Per 9 Innings
1048
10.35
Danny Duffy
Careerverified
Per 9 Inningsverified
8.53
8.53
John Halama
Career
Per 9 Innings
10.35
10.35
Danny Duffy
Career
Per 9 Inningsverified
144
1.11
John Halama
Careerverified
Per 9 Innings
113
1.12
Danny Duffy
Careerverified
Per 9 Inningsverified
1.11
1.11
John Halama
Career
Per 9 Innings
1.12
1.12
Danny Duffy
Career
Per 9 Innings
0.62
0.62
John Halama
Careerverified
Per 9 Inningsverified
0.43
0.43
Danny Duffy
Career
Per 9 Innings
432
3.32
John Halama
Careerverified
Per 9 Inningsverified
277
2.74
Danny Duffy
Careerverified
Per 9 Inningsverified
6
0.05
John Halama
Career
Per 9 Innings
18
0.18
Danny Duffy
Career
Per 9 Innings
3.32
3.32
John Halama
Careerverified
Per 9 Inningsverified
2.74
2.74
Danny Duffy
Careerverified
Per 9 Inningsverified
1048
8.05
John Halama
Career
Per 9 Innings
492
4.86
Danny Duffy
Careerverified
Per 9 Inningsverified
8.05
8.05
John Halama
Career
Per 9 Innings
4.86
4.86
Danny Duffy
Careerverified
Per 9 Inningsverified
4.48
4.48
John Halama
Career
Per 9 Innings
1.88
1.88
Danny Duffy
Careerverified
Per 9 Inningsverified
1.262
1.262
John Halama
Career
Per 9 Innings
0.844
0.844
Danny Duffy
Career
Per 9 Innings
52
0.4
John Halama
Careerverified
Per 9 Inningsverified
20
0.2
Danny Duffy
Career
Per 9 Inningsverified
45
0.35
John Halama
Careerverified
Per 9 Innings
37
0.37
Danny Duffy
Careerverified
Per 9 Inningsverified
4
0.03
John Halama
Career
Per 9 Innings
7
0.07
Danny Duffy
Careerverified
Per 9 Innings
4974
38.19
John Halama
Career
Per 9 Inningsverified
3996
39.48
Danny Duffy
Career
Per 9 Innings
7
0.05
John Halama
Careerverified
Per 9 Inningsverified
58
0.57
Danny Duffy
Career
Per 9 Inningsverified
545
4.18
John Halama
Careerverified
Per 9 Innings
531
5.25
Danny Duffy
Careerverified
Per 9 Inningsverified
4.18
4.18
John Halama
Career
Per 9 Innings
5.25
5.25
Danny Duffy
Careerverified
Per 9 Inningsverified
21
0.16
John Halama
Career
Per 9 Innings
29
0.29
Danny Duffy
Careerverified
Per 9 Inningsverified
28
0.21
John Halama
Career
Per 9 Innings
34
0.34
Danny Duffy
Career
Per 9 Innings
98
0.75
John Halama
Careerverified
Per 9 Inningsverified
100
0.99
Danny Duffy
Careerverified
Per 9 Inningsverified
1.316
1.316
John Halama
Career
Per 9 Innings
1.454
1.454
Danny Duffy
Careerverified
Per 9 Innings
4448
34.15
John Halama
Career
Per 9 Inningsverified
3619
35.75
Danny Duffy
Career
Per 9 Innings
2.33
2.33
John Halama
Careerverified
Per 9 Inningsverified
2.03
2.03
Danny Duffy
Careerverified
Per 9 Inningsverified
0.297
0.297
John Halama
Career
Per 9 Innings
0.31
0.31
Danny Duffy
Career
Per 9 Innings
38.19
38.19
John Halama
Careerverified
Per 9 Inningsverified
39.48
39.48

Fielding Stats for Danny Duffy and John Halama

Danny Duffy
Careerverified
Per 9 Inningsverified
11
11
John Halama
Career
Per 9 Innings
9
9
Danny Duffy
Career
Per 9 Innings
234
1.8
John Halama
Careerverified
Per 9 Inningsverified
262
2.59
Danny Duffy
Careerverified
Per 9 Inningsverified
204
1.57
John Halama
Career
Per 9 Innings
119
1.18
Danny Duffy
Careerverified
Per 9 Innings
3517
27
John Halama
Career
Per 9 Innings
2733
27
Danny Duffy
Careerverified
Per 9 Innings
1172.1
9
John Halama
Career
Per 9 Innings
911
9
Danny Duffy
Career
Per 9 Innings
21
0.16
John Halama
Careerverified
Per 9 Inningsverified
44
0.43
Danny Duffy
Career
Per 9 Innings
119
0.91
John Halama
Careerverified
Per 9 Inningsverified
158
1.56
Danny Duffy
Career
Per 9 Inningsverified
12
0.09
John Halama
Careerverified
Per 9 Innings
11
0.11
Danny Duffy
Career
Per 9 Innings
152
1.17
John Halama
Careerverified
Per 9 Inningsverified
213
2.1
Danny Duffy
Career
Per 9 Innings
140
1.07
John Halama
Careerverified
Per 9 Inningsverified
202
2
Danny Duffy
Career
Per 9 Innings
92.11
92.11
John Halama
Careerverified
Per 9 Inningsverified
94.84
94.84
Danny Duffy
Career
Per 9 Innings
0.598
0.598
John Halama
Careerverified
Per 9 Inningsverified
0.771
0.771
Danny Duffy
Careerverified
Per 9 Inningsverified
87.18
87.18
John Halama
Career
Per 9 Innings
45.42
45.42
Danny Duffy
Career
Per 9 Innings
7
0.05
John Halama
Careerverified
Per 9 Inningsverified
11
0.11
Danny Duffy
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Danny Duffy
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Danny Duffy
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Danny Duffy
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0

Hitting Stats for Danny Duffy and John Halama

Danny Duffy
Careerverified
Per 600 PAverified
11
11
John Halama
Career
Per 600 PA
9
9
Danny Duffy
Career
Per 600 PAverified
234
5850
John Halama
Careerverified
Per 600 PA
262
4912.5
Danny Duffy
Career
Per 600 PA
24
600
John Halama
Careerverified
Per 600 PA
32
600
Danny Duffy
Career
Per 600 PAverified
22
550
John Halama
Careerverified
Per 600 PA
26
487.5
Danny Duffy
Careerverified
Per 600 PAverified
0.136
0.136
John Halama
Career
Per 600 PA
0.115
0.115
Danny Duffy
Career
Per 600 PA
0.333
0.333
John Halama
Careerverified
Per 600 PAverified
0.453
0.453
Danny Duffy
Career
Per 600 PAverified
3
75
John Halama
Career
Per 600 PA
3
56.25
Danny Duffy
Careerverified
Per 600 PAverified
3
75
John Halama
Career
Per 600 PA
2
37.5
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
1
18.75
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
1
18.75
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
0.333
0.333
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0.37
9.15
John Halama
Careerverified
Per 600 PAverified
0.77
14.39
Danny Duffy
Career
Per 600 PA
3
75
John Halama
Careerverified
Per 600 PA
4
75
Danny Duffy
Career
Per 600 PA
3
75
John Halama
Careerverified
Per 600 PAverified
6
112.5
Danny Duffy
Career
Per 600 PA
0.136
0.136
John Halama
Careerverified
Per 600 PAverified
0.207
0.207
Danny Duffy
Career
Per 600 PA
0.136
0.136
John Halama
Careerverified
Per 600 PAverified
0.154
0.154
Danny Duffy
Career
Per 600 PA
0.273
0.273
John Halama
Careerverified
Per 600 PAverified
0.361
0.361
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
0.038
0.038
Danny Duffy
Career
Per 600 PA
0.096
0.096
John Halama
Careerverified
Per 600 PAverified
0.132
0.132
Danny Duffy
Career
Per 600 PA
0.158
0.158
John Halama
Careerverified
Per 600 PAverified
0.292
0.292
Danny Duffy
Careerverified
Per 600 PAverified
0.273
0.273
John Halama
Career
Per 600 PA
0.214
0.214
Danny Duffy
Career
Per 600 PAverified
2
50
John Halama
Career
Per 600 PA
2
37.5
Danny Duffy
Careerverified
Per 600 PAverified
1
25
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Careerverified
Per 600 PAverified
3
75
John Halama
Career
Per 600 PA
2
37.5
Danny Duffy
Career
Per 600 PA
-0.2
-4.88
John Halama
Careerverified
Per 600 PAverified
0.19
3.5
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
3
56.25
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Careerverified
Per 600 PA
11
275
John Halama
Career
Per 600 PAverified
12
225
Danny Duffy
Career
Per 600 PA
2.18
2.18
John Halama
Careerverified
Per 600 PAverified
2.67
2.67
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
0.25
0.25
Danny Duffy
Career
Per 600 PA
2
50
John Halama
Careerverified
Per 600 PAverified
3
56.25
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Careerverified
Per 600 PAverified
0
0
John Halama
Career
Per 600 PA
1
18.75
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Danny Duffy
Career
Per 600 PA
John Halama
Career
Per 600 PA