Zach Day vs. John Halama — Career Comparison

Zach Day
Gen XOhioThrows RightBats RightNorth AmericaMontreal ExposNational LeagueStarting Pitcher
John Halama
Gen XNew YorkThrows LeftBats LeftNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher

Zach Day 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 108 for Zach Day and 105 for John Halama, with skill-based marks of DICE+ 95 and 96 respectively. If forced to pick, John Halama gets the slight nod, but this is a genuinely even pairing.

Pitching Stats for Zach Day and John Halama

Zach Day
Career
Per 9 Innings
5
5
John Halama
Careerverified
Per 9 Inningsverified
9
9
Zach Day
Career
Per 9 Innings
86
2.08
John Halama
Careerverified
Per 9 Inningsverified
262
2.59
Zach Day
Career
Per 9 Inningsverified
60
1.45
John Halama
Careerverified
Per 9 Innings
119
1.18
Zach Day
Career
Per 9 Innings
21
0.51
John Halama
Careerverified
Per 9 Inningsverified
56
0.55
Zach Day
Careerverified
Per 9 Innings
27
0.65
John Halama
Career
Per 9 Inningsverified
48
0.47
Zach Day
Career
Per 9 Innings
43.75
43.75
John Halama
Careerverified
Per 9 Inningsverified
53.85
53.85
Zach Day
Careerverified
Per 9 Inningsverified
69.77
69.77
John Halama
Career
Per 9 Innings
45.42
45.42
Zach Day
Career
Per 9 Inningsverified
2
0.05
John Halama
Career
Per 9 Innings
2
0.02
Zach Day
Career
Per 9 Inningsverified
2
0.05
John Halama
Career
Per 9 Innings
2
0.02
Zach Day
Careerverified
Per 9 Inningsverified
1
0.02
John Halama
Career
Per 9 Innings
0
0
Zach Day
Careerverified
Per 9 Innings
193
4.66
John Halama
Career
Per 9 Inningsverified
471
4.65
Zach Day
Career
Per 9 Innings
4.66
4.66
John Halama
Careerverified
Per 9 Inningsverified
4.65
4.65
Zach Day
Careerverified
Per 9 Inningsverified
4.68
4.68
John Halama
Career
Per 9 Innings
4.87
4.87
Zach Day
Career
Per 9 Innings
4.74
4.74
John Halama
Careerverified
Per 9 Inningsverified
4.57
4.57
Zach Day
Careerverified
Per 9 Inningsverified
0.27
0.27
John Halama
Career
Per 9 Innings
0.29
0.29
Zach Day
Career
Per 9 Innings
1118
27
John Halama
Careerverified
Per 9 Innings
2733
27
Zach Day
Career
Per 9 Innings
372.2
9
John Halama
Careerverified
Per 9 Innings
911
9
Zach Day
Careerverified
Per 9 Inningsverified
389
9.39
John Halama
Career
Per 9 Innings
1048
10.35
Zach Day
Careerverified
Per 9 Inningsverified
9.39
9.39
John Halama
Career
Per 9 Innings
10.35
10.35
Zach Day
Careerverified
Per 9 Inningsverified
35
0.85
John Halama
Career
Per 9 Innings
113
1.12
Zach Day
Careerverified
Per 9 Inningsverified
0.85
0.85
John Halama
Career
Per 9 Innings
1.12
1.12
Zach Day
Careerverified
Per 9 Inningsverified
0.41
0.41
John Halama
Career
Per 9 Innings
0.43
0.43
Zach Day
Careerverified
Per 9 Innings
172
4.15
John Halama
Career
Per 9 Inningsverified
277
2.74
Zach Day
Career
Per 9 Innings
18
0.43
John Halama
Career
Per 9 Inningsverified
18
0.18
Zach Day
Career
Per 9 Innings
4.15
4.15
John Halama
Careerverified
Per 9 Inningsverified
2.74
2.74
Zach Day
Career
Per 9 Innings
189
4.56
John Halama
Careerverified
Per 9 Inningsverified
492
4.86
Zach Day
Career
Per 9 Innings
4.56
4.56
John Halama
Careerverified
Per 9 Inningsverified
4.86
4.86
Zach Day
Careerverified
Per 9 Inningsverified
2.2
2.2
John Halama
Career
Per 9 Innings
1.88
1.88
Zach Day
Careerverified
Per 9 Inningsverified
0.969
0.969
John Halama
Career
Per 9 Innings
0.844
0.844
Zach Day
Career
Per 9 Innings
22
0.53
John Halama
Careerverified
Per 9 Inningsverified
20
0.2
Zach Day
Careerverified
Per 9 Innings
19
0.46
John Halama
Career
Per 9 Inningsverified
37
0.37
Zach Day
Careerverified
Per 9 Inningsverified
0
0
John Halama
Career
Per 9 Innings
7
0.07
Zach Day
Career
Per 9 Inningsverified
1648
39.8
John Halama
Careerverified
Per 9 Innings
3996
39.48
Zach Day
Career
Per 9 Innings
9
0.22
John Halama
Careerverified
Per 9 Inningsverified
58
0.57
Zach Day
Careerverified
Per 9 Inningsverified
207
5
John Halama
Career
Per 9 Innings
531
5.25
Zach Day
Careerverified
Per 9 Inningsverified
5
5
John Halama
Career
Per 9 Innings
5.25
5.25
Zach Day
Careerverified
Per 9 Inningsverified
9
0.22
John Halama
Career
Per 9 Innings
29
0.29
Zach Day
Careerverified
Per 9 Inningsverified
9
0.22
John Halama
Career
Per 9 Innings
34
0.34
Zach Day
Career
Per 9 Inningsverified
49
1.18
John Halama
Careerverified
Per 9 Innings
100
0.99
Zach Day
Career
Per 9 Innings
1.505
1.505
John Halama
Careerverified
Per 9 Inningsverified
1.454
1.454
Zach Day
Career
Per 9 Innings
1439
34.75
John Halama
Careerverified
Per 9 Inningsverified
3619
35.75
Zach Day
Career
Per 9 Innings
2.41
2.41
John Halama
Careerverified
Per 9 Inningsverified
2.03
2.03
Zach Day
Careerverified
Per 9 Inningsverified
0.291
0.291
John Halama
Career
Per 9 Innings
0.31
0.31
Zach Day
Careerverified
Per 9 Inningsverified
39.8
39.8
John Halama
Career
Per 9 Innings
39.48
39.48

Fielding Stats for Zach Day and John Halama

Zach Day
Career
Per 9 Innings
5
5
John Halama
Careerverified
Per 9 Inningsverified
9
9
Zach Day
Career
Per 9 Innings
86
2.08
John Halama
Careerverified
Per 9 Inningsverified
262
2.59
Zach Day
Career
Per 9 Inningsverified
60
1.45
John Halama
Careerverified
Per 9 Innings
119
1.18
Zach Day
Career
Per 9 Innings
1118
27
John Halama
Careerverified
Per 9 Innings
2733
27
Zach Day
Career
Per 9 Innings
372.2
9
John Halama
Careerverified
Per 9 Innings
911
9
Zach Day
Career
Per 9 Inningsverified
32
0.77
John Halama
Careerverified
Per 9 Innings
44
0.43
Zach Day
Career
Per 9 Innings
56
1.35
John Halama
Careerverified
Per 9 Inningsverified
158
1.56
Zach Day
Careerverified
Per 9 Inningsverified
1
0.02
John Halama
Career
Per 9 Innings
11
0.11
Zach Day
Career
Per 9 Inningsverified
89
2.15
John Halama
Careerverified
Per 9 Innings
213
2.1
Zach Day
Career
Per 9 Inningsverified
88
2.13
John Halama
Careerverified
Per 9 Innings
202
2
Zach Day
Careerverified
Per 9 Inningsverified
98.88
98.88
John Halama
Career
Per 9 Innings
94.84
94.84
Zach Day
Careerverified
Per 9 Inningsverified
1.023
1.023
John Halama
Career
Per 9 Innings
0.771
0.771
Zach Day
Careerverified
Per 9 Inningsverified
69.77
69.77
John Halama
Career
Per 9 Innings
45.42
45.42
Zach Day
Career
Per 9 Inningsverified
5
0.12
John Halama
Careerverified
Per 9 Innings
11
0.11
Zach Day
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Zach Day
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Zach Day
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Zach Day
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0

Hitting Stats for Zach Day and John Halama

Zach Day
Career
Per 600 PA
5
5
John Halama
Careerverified
Per 600 PAverified
9
9
Zach Day
Career
Per 600 PA
86
444.83
John Halama
Careerverified
Per 600 PAverified
262
4912.5
Zach Day
Careerverified
Per 600 PA
116
600
John Halama
Career
Per 600 PA
32
600
Zach Day
Careerverified
Per 600 PAverified
105
543.1
John Halama
Career
Per 600 PA
26
487.5
Zach Day
Career
Per 600 PA
0.057
0.057
John Halama
Careerverified
Per 600 PAverified
0.115
0.115
Zach Day
Career
Per 600 PA
0.233
0.233
John Halama
Careerverified
Per 600 PAverified
0.453
0.453
Zach Day
Careerverified
Per 600 PA
6
31.03
John Halama
Career
Per 600 PAverified
3
56.25
Zach Day
Careerverified
Per 600 PA
5
25.86
John Halama
Career
Per 600 PAverified
2
37.5
Zach Day
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
1
18.75
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Careerverified
Per 600 PAverified
1
5.17
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PA
1
5.17
John Halama
Career
Per 600 PAverified
1
18.75
Zach Day
Career
Per 600 PA
0.167
0.167
John Halama
Careerverified
Per 600 PAverified
0.333
0.333
Zach Day
Careerverified
Per 600 PAverified
0.01
0.01
John Halama
Career
Per 600 PA
0
0
Zach Day
Careerverified
Per 600 PAverified
0.167
0.167
John Halama
Career
Per 600 PA
0
0
Zach Day
Careerverified
Per 600 PA
1.39
7.17
John Halama
Career
Per 600 PAverified
0.77
14.39
Zach Day
Careerverified
Per 600 PA
9
46.55
John Halama
Career
Per 600 PAverified
4
75
Zach Day
Careerverified
Per 600 PA
8
41.38
John Halama
Career
Per 600 PAverified
6
112.5
Zach Day
Career
Per 600 PA
0.075
0.075
John Halama
Careerverified
Per 600 PAverified
0.207
0.207
Zach Day
Career
Per 600 PA
0.086
0.086
John Halama
Careerverified
Per 600 PAverified
0.154
0.154
Zach Day
Career
Per 600 PA
0.161
0.161
John Halama
Careerverified
Per 600 PAverified
0.361
0.361
Zach Day
Career
Per 600 PA
0.029
0.029
John Halama
Careerverified
Per 600 PAverified
0.038
0.038
Zach Day
Career
Per 600 PA
0.055
0.055
John Halama
Careerverified
Per 600 PAverified
0.132
0.132
Zach Day
Career
Per 600 PA
0.11
0.11
John Halama
Careerverified
Per 600 PAverified
0.292
0.292
Zach Day
Career
Per 600 PA
0.094
0.094
John Halama
Careerverified
Per 600 PAverified
0.214
0.214
Zach Day
Careerverified
Per 600 PA
5
25.86
John Halama
Career
Per 600 PAverified
2
37.5
Zach Day
Careerverified
Per 600 PAverified
3
15.52
John Halama
Career
Per 600 PA
0
0
Zach Day
Careerverified
Per 600 PA
7
36.21
John Halama
Career
Per 600 PAverified
2
37.5
Zach Day
Career
Per 600 PA
-5.73
-29.62
John Halama
Careerverified
Per 600 PAverified
0.19
3.5
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PA
2
10.34
John Halama
Careerverified
Per 600 PAverified
3
56.25
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PA
51
263.79
John Halama
Careerverified
Per 600 PAverified
12
225
Zach Day
Career
Per 600 PA
2.27
2.27
John Halama
Careerverified
Per 600 PAverified
2.67
2.67
Zach Day
Career
Per 600 PA
0.04
0.04
John Halama
Careerverified
Per 600 PAverified
0.25
0.25
Zach Day
Careerverified
Per 600 PA
9
46.55
John Halama
Career
Per 600 PAverified
3
56.25
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PAverified
1
5.17
John Halama
Career
Per 600 PA
1
18.75
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Zach Day
Career
Per 600 PA
John Halama
Career
Per 600 PA