Jack Armstrong vs. Jose Diaz — Career Comparison

Jack Armstrong
Gen XNew JerseyThrows RightBats RightNorth AmericaCincinnati RedsNational LeagueStarting PitcherAll-Star
Jose Diaz
Gen XD.R.Throws RightBats RightCaribbeanKansas City RoyalsAmerican LeagueRelief Pitcher

Jack Armstrong built a career as a starting pitcher and Jose Diaz as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Armstrong posted stronger surface numbers — ERA 4.58 and WHIP 1.458 compared to 9.39 and 2.609 for Jose Diaz. By the career numbers, Jack Armstrong had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jack Armstrong and Jose Diaz

Jack Armstrong
Careerverified
Per 9 Inningsverified
7
7
Jose Diaz
Career
Per 9 Innings
2
2
Jack Armstrong
Careerverified
Per 9 Innings
152
1.74
Jose Diaz
Career
Per 9 Inningsverified
5
5.87
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
40
0.46
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
65
0.74
Jose Diaz
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
38.1
38.1
Jose Diaz
Career
Per 9 Innings
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
4
0.05
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
1
0.01
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Inningsverified
400
4.58
Jose Diaz
Careerverified
Per 9 Innings
8
9.39
Jack Armstrong
Careerverified
Per 9 Inningsverified
4.58
4.58
Jose Diaz
Career
Per 9 Innings
9.39
9.39
Jack Armstrong
Careerverified
Per 9 Inningsverified
4.48
4.48
Jose Diaz
Career
Per 9 Innings
13.14
13.14
Jack Armstrong
Careerverified
Per 9 Inningsverified
4.67
4.67
Jose Diaz
Career
Per 9 Innings
9.39
9.39
Jack Armstrong
Careerverified
Per 9 Inningsverified
0.265
0.265
Jose Diaz
Career
Per 9 Innings
0.344
0.344
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Jose Diaz
Career
Per 9 Innings
23
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Jose Diaz
Career
Per 9 Innings
7.2
9
Jack Armstrong
Career
Per 9 Inningsverified
807
9.23
Jose Diaz
Careerverified
Per 9 Innings
11
12.91
Jack Armstrong
Careerverified
Per 9 Inningsverified
9.23
9.23
Jose Diaz
Career
Per 9 Innings
12.91
12.91
Jack Armstrong
Career
Per 9 Inningsverified
102
1.17
Jose Diaz
Careerverified
Per 9 Innings
2
2.35
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.17
1.17
Jose Diaz
Career
Per 9 Innings
2.35
2.35
Jack Armstrong
Career
Per 9 Innings
0.67
0.67
Jose Diaz
Careerverified
Per 9 Inningsverified
0.4
0.4
Jack Armstrong
Career
Per 9 Inningsverified
319
3.65
Jose Diaz
Careerverified
Per 9 Innings
9
10.57
Jack Armstrong
Career
Per 9 Innings
21
0.24
Jose Diaz
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.65
3.65
Jose Diaz
Career
Per 9 Innings
10.57
10.57
Jack Armstrong
Careerverified
Per 9 Innings
510
5.83
Jose Diaz
Career
Per 9 Inningsverified
5
5.87
Jack Armstrong
Career
Per 9 Innings
5.83
5.83
Jose Diaz
Careerverified
Per 9 Inningsverified
5.87
5.87
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.36
3.36
Jose Diaz
Career
Per 9 Innings
1
1
Jack Armstrong
Career
Per 9 Innings
1.054
1.054
Jose Diaz
Careerverified
Per 9 Inningsverified
1.826
1.826
Jack Armstrong
Career
Per 9 Inningsverified
26
0.3
Jose Diaz
Careerverified
Per 9 Innings
3
3.52
Jack Armstrong
Career
Per 9 Inningsverified
18
0.21
Jose Diaz
Careerverified
Per 9 Innings
2
2.35
Jack Armstrong
Career
Per 9 Innings
13
0.15
Jose Diaz
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Innings
3450
39.47
Jose Diaz
Career
Per 9 Inningsverified
44
51.65
Jack Armstrong
Careerverified
Per 9 Innings
10
0.11
Jose Diaz
Career
Per 9 Inningsverified
2
2.35
Jack Armstrong
Career
Per 9 Inningsverified
439
5.02
Jose Diaz
Careerverified
Per 9 Innings
9
10.57
Jack Armstrong
Careerverified
Per 9 Inningsverified
5.02
5.02
Jose Diaz
Career
Per 9 Innings
10.57
10.57
Jack Armstrong
Career
Per 9 Innings
34
0.39
Jose Diaz
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Career
Per 9 Inningsverified
35
0.4
Jose Diaz
Careerverified
Per 9 Innings
1
1.17
Jack Armstrong
Careerverified
Per 9 Innings
37
0.42
Jose Diaz
Career
Per 9 Inningsverified
1
1.17
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.431
1.431
Jose Diaz
Career
Per 9 Innings
2.609
2.609
Jack Armstrong
Careerverified
Per 9 Innings
3044
34.83
Jose Diaz
Career
Per 9 Inningsverified
32
37.57
Jack Armstrong
Career
Per 9 Innings
2.89
2.89
Jose Diaz
Careerverified
Per 9 Inningsverified
1.8
1.8
Jack Armstrong
Careerverified
Per 9 Inningsverified
0.29
0.29
Jose Diaz
Career
Per 9 Innings
0.36
0.36
Jack Armstrong
Career
Per 9 Innings
39.47
39.47
Jose Diaz
Careerverified
Per 9 Inningsverified
51.65
51.65

Fielding Stats for Jack Armstrong and Jose Diaz

Jack Armstrong
Careerverified
Per 9 Inningsverified
7
7
Jose Diaz
Career
Per 9 Innings
2
2
Jack Armstrong
Careerverified
Per 9 Innings
152
1.74
Jose Diaz
Career
Per 9 Inningsverified
5
5.87
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Jose Diaz
Career
Per 9 Innings
23
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Jose Diaz
Career
Per 9 Innings
7.2
9
Jack Armstrong
Careerverified
Per 9 Innings
62
0.71
Jose Diaz
Career
Per 9 Inningsverified
1
1.17
Jack Armstrong
Careerverified
Per 9 Inningsverified
111
1.27
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
8
0.09
Jose Diaz
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
181
2.07
Jose Diaz
Career
Per 9 Innings
1
1.17
Jack Armstrong
Careerverified
Per 9 Inningsverified
173
1.98
Jose Diaz
Career
Per 9 Innings
1
1.17
Jack Armstrong
Career
Per 9 Innings
95.58
95.58
Jose Diaz
Careerverified
Per 9 Inningsverified
100
100
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.138
1.138
Jose Diaz
Career
Per 9 Innings
0.2
0.2
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
5
0.06
Jose Diaz
Career
Per 9 Inningsverified
1
1.17
Jack Armstrong
Career
Per 9 Innings
0
0
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jose Diaz
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jose Diaz
Career
Per 9 Innings
0
0

Hitting Stats for Jack Armstrong and Jose Diaz

Jack Armstrong
Careerverified
Per 600 PAverified
7
7
Jose Diaz
Career
Per 600 PA
2
Jack Armstrong
Careerverified
Per 600 PAverified
153
426.98
Jose Diaz
Career
Per 600 PA
5
Jack Armstrong
Careerverified
Per 600 PAverified
215
600
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
185
516.28
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
0.114
0.114
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.354
0.354
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
21
58.6
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
19
53.02
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
0.095
0.095
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
2.16
6.02
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
23
64.19
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
25
69.77
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
0.132
0.132
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.124
0.124
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.257
0.257
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.011
0.011
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.091
0.091
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.159
0.159
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.206
0.206
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
8
22.33
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
8
22.33
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
16
44.65
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
-4.73
-13.19
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
83
231.63
Jose Diaz
Careerverified
Per 600 PAverified
0
Jack Armstrong
Careerverified
Per 600 PAverified
2.59
2.59
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
0.02
0.02
Jose Diaz
Career
Per 600 PA
Jack Armstrong
Careerverified
Per 600 PAverified
26
72.56
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
6
16.74
Jose Diaz
Careerverified
Per 600 PAverified
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
0
0
Jose Diaz
Career
Per 600 PA
0
Jack Armstrong
Career
Per 600 PA
Jose Diaz
Career
Per 600 PA