John Halama vs. Garrett Olson — Career Comparison

John Halama
Gen XNew YorkThrows LeftBats LeftNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher
Garrett Olson
MillenialCaliforniaThrows LeftBats RightNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher

On the career pitching numbers, John Halama posted a stronger line than Garrett Olson. John Halama posted stronger numbers in ERA (4.65 vs 6.26) and WHIP (1.474 vs 1.679). By the career numbers, John Halama had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.

Pitching Stats for John Halama and Garrett Olson

John Halama
Careerverified
Per 9 Inningsverified
9
9
Garrett Olson
Career
Per 9 Innings
6
6
John Halama
Careerverified
Per 9 Innings
262
2.59
Garrett Olson
Career
Per 9 Inningsverified
104
3.25
John Halama
Careerverified
Per 9 Innings
119
1.18
Garrett Olson
Career
Per 9 Inningsverified
44
1.38
John Halama
Careerverified
Per 9 Inningsverified
56
0.55
Garrett Olson
Career
Per 9 Innings
14
0.44
John Halama
Career
Per 9 Inningsverified
48
0.47
Garrett Olson
Careerverified
Per 9 Innings
22
0.69
John Halama
Careerverified
Per 9 Inningsverified
53.85
53.85
Garrett Olson
Career
Per 9 Innings
38.89
38.89
John Halama
Careerverified
Per 9 Inningsverified
45.42
45.42
Garrett Olson
Career
Per 9 Innings
42.31
42.31
John Halama
Careerverified
Per 9 Inningsverified
2
0.02
Garrett Olson
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Inningsverified
2
0.02
Garrett Olson
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Garrett Olson
Careerverified
Per 9 Inningsverified
1
0.03
John Halama
Career
Per 9 Inningsverified
471
4.65
Garrett Olson
Careerverified
Per 9 Innings
200
6.26
John Halama
Careerverified
Per 9 Inningsverified
4.65
4.65
Garrett Olson
Career
Per 9 Innings
6.26
6.26
John Halama
Careerverified
Per 9 Inningsverified
4.87
4.87
Garrett Olson
Career
Per 9 Innings
6.1
6.1
John Halama
Careerverified
Per 9 Inningsverified
4.57
4.57
Garrett Olson
Career
Per 9 Innings
5.37
5.37
John Halama
Careerverified
Per 9 Inningsverified
0.29
0.29
Garrett Olson
Career
Per 9 Innings
0.291
0.291
John Halama
Careerverified
Per 9 Innings
2733
27
Garrett Olson
Career
Per 9 Innings
863
27
John Halama
Careerverified
Per 9 Innings
911
9
Garrett Olson
Career
Per 9 Innings
287.2
9
John Halama
Career
Per 9 Inningsverified
1048
10.35
Garrett Olson
Careerverified
Per 9 Innings
336
10.51
John Halama
Careerverified
Per 9 Inningsverified
10.35
10.35
Garrett Olson
Career
Per 9 Innings
10.51
10.51
John Halama
Career
Per 9 Inningsverified
113
1.12
Garrett Olson
Careerverified
Per 9 Innings
46
1.44
John Halama
Careerverified
Per 9 Inningsverified
1.12
1.12
Garrett Olson
Career
Per 9 Innings
1.44
1.44
John Halama
Careerverified
Per 9 Inningsverified
0.43
0.43
Garrett Olson
Career
Per 9 Innings
0.44
0.44
John Halama
Career
Per 9 Inningsverified
277
2.74
Garrett Olson
Careerverified
Per 9 Innings
143
4.47
John Halama
Career
Per 9 Innings
18
0.18
Garrett Olson
Careerverified
Per 9 Inningsverified
4
0.13
John Halama
Careerverified
Per 9 Inningsverified
2.74
2.74
Garrett Olson
Career
Per 9 Innings
4.47
4.47
John Halama
Careerverified
Per 9 Innings
492
4.86
Garrett Olson
Career
Per 9 Inningsverified
193
6.04
John Halama
Career
Per 9 Innings
4.86
4.86
Garrett Olson
Careerverified
Per 9 Inningsverified
6.04
6.04
John Halama
Careerverified
Per 9 Inningsverified
1.88
1.88
Garrett Olson
Career
Per 9 Innings
1.86
1.86
John Halama
Career
Per 9 Innings
0.844
0.844
Garrett Olson
Careerverified
Per 9 Inningsverified
1.168
1.168
John Halama
Career
Per 9 Inningsverified
20
0.2
Garrett Olson
Careerverified
Per 9 Innings
14
0.44
John Halama
Career
Per 9 Inningsverified
37
0.37
Garrett Olson
Careerverified
Per 9 Innings
14
0.44
John Halama
Career
Per 9 Innings
7
0.07
Garrett Olson
Careerverified
Per 9 Inningsverified
1
0.03
John Halama
Careerverified
Per 9 Innings
3996
39.48
Garrett Olson
Career
Per 9 Inningsverified
1328
41.55
John Halama
Careerverified
Per 9 Inningsverified
58
0.57
Garrett Olson
Career
Per 9 Innings
17
0.53
John Halama
Career
Per 9 Inningsverified
531
5.25
Garrett Olson
Careerverified
Per 9 Innings
205
6.41
John Halama
Careerverified
Per 9 Inningsverified
5.25
5.25
Garrett Olson
Career
Per 9 Innings
6.41
6.41
John Halama
Career
Per 9 Innings
29
0.29
Garrett Olson
Careerverified
Per 9 Inningsverified
7
0.22
John Halama
Career
Per 9 Innings
34
0.34
Garrett Olson
Careerverified
Per 9 Innings
11
0.34
John Halama
Careerverified
Per 9 Inningsverified
100
0.99
Garrett Olson
Career
Per 9 Innings
27
0.84
John Halama
Careerverified
Per 9 Inningsverified
1.454
1.454
Garrett Olson
Career
Per 9 Innings
1.665
1.665
John Halama
Careerverified
Per 9 Innings
3619
35.75
Garrett Olson
Career
Per 9 Inningsverified
1153
36.07
John Halama
Career
Per 9 Innings
2.03
2.03
Garrett Olson
Careerverified
Per 9 Inningsverified
1.97
1.97
John Halama
Careerverified
Per 9 Inningsverified
0.31
0.31
Garrett Olson
Career
Per 9 Innings
0.317
0.317
John Halama
Career
Per 9 Innings
39.48
39.48
Garrett Olson
Careerverified
Per 9 Inningsverified
41.55
41.55

Fielding Stats for John Halama and Garrett Olson

John Halama
Careerverified
Per 9 Inningsverified
9
9
Garrett Olson
Career
Per 9 Innings
6
6
John Halama
Careerverified
Per 9 Innings
262
2.59
Garrett Olson
Career
Per 9 Inningsverified
104
3.25
John Halama
Careerverified
Per 9 Innings
119
1.18
Garrett Olson
Career
Per 9 Inningsverified
44
1.38
John Halama
Careerverified
Per 9 Innings
2733
27
Garrett Olson
Career
Per 9 Innings
863
27
John Halama
Careerverified
Per 9 Innings
911
9
Garrett Olson
Career
Per 9 Innings
287.2
9
John Halama
Careerverified
Per 9 Inningsverified
44
0.43
Garrett Olson
Career
Per 9 Innings
12
0.38
John Halama
Careerverified
Per 9 Inningsverified
158
1.56
Garrett Olson
Career
Per 9 Innings
25
0.78
John Halama
Career
Per 9 Inningsverified
11
0.11
Garrett Olson
Careerverified
Per 9 Innings
7
0.22
John Halama
Careerverified
Per 9 Inningsverified
213
2.1
Garrett Olson
Career
Per 9 Innings
44
1.38
John Halama
Careerverified
Per 9 Inningsverified
202
2
Garrett Olson
Career
Per 9 Innings
37
1.16
John Halama
Careerverified
Per 9 Inningsverified
94.84
94.84
Garrett Olson
Career
Per 9 Innings
84.09
84.09
John Halama
Careerverified
Per 9 Inningsverified
0.771
0.771
Garrett Olson
Career
Per 9 Innings
0.356
0.356
John Halama
Careerverified
Per 9 Inningsverified
45.42
45.42
Garrett Olson
Career
Per 9 Innings
42.31
42.31
John Halama
Careerverified
Per 9 Inningsverified
11
0.11
Garrett Olson
Career
Per 9 Innings
1
0.03
John Halama
Career
Per 9 Innings
0
0
Garrett Olson
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Garrett Olson
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Garrett Olson
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
0
0
Garrett Olson
Career
Per 9 Innings
0
0

Hitting Stats for John Halama and Garrett Olson

John Halama
Careerverified
Per 600 PAverified
9
9
Garrett Olson
Career
Per 600 PA
6
6
John Halama
Careerverified
Per 600 PA
262
4912.5
Garrett Olson
Career
Per 600 PAverified
104
6933.33
John Halama
Careerverified
Per 600 PA
32
600
Garrett Olson
Career
Per 600 PA
9
600
John Halama
Careerverified
Per 600 PAverified
26
487.5
Garrett Olson
Career
Per 600 PA
6
400
John Halama
Career
Per 600 PA
0.115
0.115
Garrett Olson
Careerverified
Per 600 PAverified
0.167
0.167
John Halama
Career
Per 600 PA
0.453
0.453
Garrett Olson
Careerverified
Per 600 PAverified
0.556
0.556
John Halama
Careerverified
Per 600 PA
3
56.25
Garrett Olson
Career
Per 600 PAverified
1
66.67
John Halama
Careerverified
Per 600 PA
2
37.5
Garrett Olson
Career
Per 600 PAverified
1
66.67
John Halama
Careerverified
Per 600 PAverified
1
18.75
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
1
18.75
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
0.333
0.333
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
0.77
14.39
Garrett Olson
Career
Per 600 PA
-0.02
-1.25
John Halama
Careerverified
Per 600 PAverified
4
75
Garrett Olson
Career
Per 600 PA
1
66.67
John Halama
Careerverified
Per 600 PAverified
6
112.5
Garrett Olson
Career
Per 600 PA
1
66.67
John Halama
Careerverified
Per 600 PAverified
0.207
0.207
Garrett Olson
Career
Per 600 PA
0.143
0.143
John Halama
Career
Per 600 PA
0.154
0.154
Garrett Olson
Careerverified
Per 600 PAverified
0.167
0.167
John Halama
Careerverified
Per 600 PAverified
0.361
0.361
Garrett Olson
Career
Per 600 PA
0.31
0.31
John Halama
Careerverified
Per 600 PAverified
0.038
0.038
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
0.132
0.132
Garrett Olson
Career
Per 600 PA
0.106
0.106
John Halama
Careerverified
Per 600 PAverified
0.292
0.292
Garrett Olson
Career
Per 600 PA
0.167
0.167
John Halama
Careerverified
Per 600 PAverified
0.214
0.214
Garrett Olson
Career
Per 600 PA
0.2
0.2
John Halama
Careerverified
Per 600 PA
2
37.5
Garrett Olson
Career
Per 600 PAverified
1
66.67
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Careerverified
Per 600 PAverified
1
66.67
John Halama
Career
Per 600 PA
2
37.5
Garrett Olson
Career
Per 600 PAverified
2
133.33
John Halama
Careerverified
Per 600 PAverified
0.19
3.5
Garrett Olson
Career
Per 600 PA
-0.19
-12.96
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PAverified
3
56.25
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
12
225
Garrett Olson
Careerverified
Per 600 PAverified
2
133.33
John Halama
Career
Per 600 PA
2.67
2.67
Garrett Olson
Careerverified
Per 600 PAverified
4.5
4.5
John Halama
Careerverified
Per 600 PAverified
0.25
0.25
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PA
3
56.25
Garrett Olson
Career
Per 600 PAverified
2
133.33
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Careerverified
Per 600 PAverified
1
66.67
John Halama
Career
Per 600 PAverified
1
18.75
Garrett Olson
Career
Per 600 PA
1
66.67
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Garrett Olson
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
Garrett Olson
Career
Per 600 PA