Jack Armstrong vs. Jack Flaherty — Career Comparison

Jack Armstrong
Gen XNew JerseyThrows RightBats RightNorth AmericaCincinnati RedsNational LeagueStarting PitcherAll-Star
Jack Flaherty
MillenialCaliforniaThrows RightBats RightNorth AmericaDetroit TigersAmerican LeagueStarting Pitcher

The numbers give Jack Flaherty a clear advantage over Jack Armstrong across the core pitching metrics. Jack Flaherty led in run prevention (ERA+ 117 vs 89), skill-based run prevention (DICE+ 114 vs 89), and strikeout rate (K%+ 127 vs 103). Jack Flaherty was the better starter — the numbers make that case clearly.

Pitching Stats for Jack Armstrong and Jack Flaherty

Jack Armstrong
Career
Per 9 Innings
7
7
Jack Flaherty
Careerverified
Per 9 Inningsverified
9
9
Jack Armstrong
Career
Per 9 Inningsverified
152
1.74
Jack Flaherty
Careerverified
Per 9 Innings
190
1.73
Jack Armstrong
Career
Per 9 Innings
130
1.49
Jack Flaherty
Careerverified
Per 9 Inningsverified
184
1.67
Jack Armstrong
Career
Per 9 Innings
40
0.46
Jack Flaherty
Careerverified
Per 9 Inningsverified
63
0.57
Jack Armstrong
Career
Per 9 Innings
65
0.74
Jack Flaherty
Careerverified
Per 9 Inningsverified
56
0.51
Jack Armstrong
Career
Per 9 Innings
38.1
38.1
Jack Flaherty
Careerverified
Per 9 Inningsverified
52.94
52.94
Jack Armstrong
Career
Per 9 Innings
85.53
85.53
Jack Flaherty
Careerverified
Per 9 Inningsverified
96.84
96.84
Jack Armstrong
Careerverified
Per 9 Inningsverified
4
0.05
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
1
0.01
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
400
4.58
Jack Flaherty
Career
Per 9 Inningsverified
418
3.8
Jack Armstrong
Career
Per 9 Innings
4.58
4.58
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.8
3.8
Jack Armstrong
Career
Per 9 Innings
4.48
4.48
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.5
3.5
Jack Armstrong
Career
Per 9 Innings
4.67
4.67
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.72
3.72
Jack Armstrong
Career
Per 9 Innings
0.265
0.265
Jack Flaherty
Careerverified
Per 9 Inningsverified
0.227
0.227
Jack Armstrong
Career
Per 9 Innings
2360
27
Jack Flaherty
Careerverified
Per 9 Innings
2972
27
Jack Armstrong
Career
Per 9 Innings
786.2
9
Jack Flaherty
Careerverified
Per 9 Innings
990.2
9
Jack Armstrong
Careerverified
Per 9 Innings
807
9.23
Jack Flaherty
Career
Per 9 Inningsverified
836
7.59
Jack Armstrong
Career
Per 9 Innings
9.23
9.23
Jack Flaherty
Careerverified
Per 9 Inningsverified
7.59
7.59
Jack Armstrong
Careerverified
Per 9 Inningsverified
102
1.17
Jack Flaherty
Career
Per 9 Innings
135
1.23
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.17
1.17
Jack Flaherty
Career
Per 9 Innings
1.23
1.23
Jack Armstrong
Careerverified
Per 9 Inningsverified
0.67
0.67
Jack Flaherty
Career
Per 9 Innings
0.71
0.71
Jack Armstrong
Careerverified
Per 9 Innings
319
3.65
Jack Flaherty
Career
Per 9 Inningsverified
351
3.19
Jack Armstrong
Career
Per 9 Innings
21
0.24
Jack Flaherty
Careerverified
Per 9 Inningsverified
10
0.09
Jack Armstrong
Career
Per 9 Innings
3.65
3.65
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.19
3.19
Jack Armstrong
Career
Per 9 Innings
510
5.83
Jack Flaherty
Careerverified
Per 9 Inningsverified
1130
10.27
Jack Armstrong
Career
Per 9 Innings
5.83
5.83
Jack Flaherty
Careerverified
Per 9 Inningsverified
10.27
10.27
Jack Armstrong
Career
Per 9 Innings
3.36
3.36
Jack Flaherty
Careerverified
Per 9 Inningsverified
5.95
5.95
Jack Armstrong
Career
Per 9 Innings
1.054
1.054
Jack Flaherty
Careerverified
Per 9 Inningsverified
1.495
1.495
Jack Armstrong
Careerverified
Per 9 Inningsverified
26
0.3
Jack Flaherty
Career
Per 9 Innings
35
0.32
Jack Armstrong
Careerverified
Per 9 Inningsverified
18
0.21
Jack Flaherty
Career
Per 9 Innings
54
0.49
Jack Armstrong
Career
Per 9 Innings
13
0.15
Jack Flaherty
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Career
Per 9 Inningsverified
3450
39.47
Jack Flaherty
Careerverified
Per 9 Innings
4120
37.43
Jack Armstrong
Careerverified
Per 9 Inningsverified
10
0.11
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
439
5.02
Jack Flaherty
Career
Per 9 Inningsverified
440
4
Jack Armstrong
Career
Per 9 Innings
5.02
5.02
Jack Flaherty
Careerverified
Per 9 Inningsverified
4
4
Jack Armstrong
Career
Per 9 Innings
34
0.39
Jack Flaherty
Careerverified
Per 9 Inningsverified
12
0.11
Jack Armstrong
Career
Per 9 Innings
35
0.4
Jack Flaherty
Careerverified
Per 9 Inningsverified
17
0.15
Jack Armstrong
Career
Per 9 Innings
37
0.42
Jack Flaherty
Careerverified
Per 9 Inningsverified
78
0.71
Jack Armstrong
Career
Per 9 Innings
1.431
1.431
Jack Flaherty
Careerverified
Per 9 Inningsverified
1.198
1.198
Jack Armstrong
Career
Per 9 Inningsverified
3044
34.83
Jack Flaherty
Careerverified
Per 9 Innings
3686
33.49
Jack Armstrong
Career
Per 9 Innings
2.89
2.89
Jack Flaherty
Careerverified
Per 9 Inningsverified
2.32
2.32
Jack Armstrong
Career
Per 9 Innings
0.29
0.29
Jack Flaherty
Career
Per 9 Innings
0.29
0.29
Jack Armstrong
Careerverified
Per 9 Inningsverified
39.47
39.47
Jack Flaherty
Career
Per 9 Innings
37.43
37.43

Fielding Stats for Jack Armstrong and Jack Flaherty

Jack Armstrong
Career
Per 9 Innings
7
7
Jack Flaherty
Careerverified
Per 9 Inningsverified
9
9
Jack Armstrong
Career
Per 9 Inningsverified
152
1.74
Jack Flaherty
Careerverified
Per 9 Innings
190
1.73
Jack Armstrong
Career
Per 9 Innings
130
1.49
Jack Flaherty
Careerverified
Per 9 Inningsverified
184
1.67
Jack Armstrong
Career
Per 9 Innings
2360
27
Jack Flaherty
Careerverified
Per 9 Innings
2972
27
Jack Armstrong
Career
Per 9 Innings
786.2
9
Jack Flaherty
Careerverified
Per 9 Innings
990.2
9
Jack Armstrong
Career
Per 9 Innings
62
0.71
Jack Flaherty
Careerverified
Per 9 Inningsverified
80
0.73
Jack Armstrong
Careerverified
Per 9 Inningsverified
111
1.27
Jack Flaherty
Career
Per 9 Innings
87
0.79
Jack Armstrong
Career
Per 9 Innings
8
0.09
Jack Flaherty
Careerverified
Per 9 Inningsverified
5
0.05
Jack Armstrong
Careerverified
Per 9 Inningsverified
181
2.07
Jack Flaherty
Career
Per 9 Innings
172
1.56
Jack Armstrong
Careerverified
Per 9 Inningsverified
173
1.98
Jack Flaherty
Career
Per 9 Innings
167
1.52
Jack Armstrong
Career
Per 9 Innings
95.58
95.58
Jack Flaherty
Careerverified
Per 9 Inningsverified
97.09
97.09
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.138
1.138
Jack Flaherty
Career
Per 9 Innings
0.879
0.879
Jack Armstrong
Career
Per 9 Innings
85.53
85.53
Jack Flaherty
Careerverified
Per 9 Inningsverified
96.84
96.84
Jack Armstrong
Career
Per 9 Innings
5
0.06
Jack Flaherty
Careerverified
Per 9 Inningsverified
8
0.07
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0

Hitting Stats for Jack Armstrong and Jack Flaherty

Jack Armstrong
Career
Per 600 PA
7
7
Jack Flaherty
Careerverified
Per 600 PAverified
9
9
Jack Armstrong
Career
Per 600 PA
153
426.98
Jack Flaherty
Careerverified
Per 600 PAverified
198
792
Jack Armstrong
Careerverified
Per 600 PA
215
600
Jack Flaherty
Career
Per 600 PA
150
600
Jack Armstrong
Careerverified
Per 600 PAverified
185
516.28
Jack Flaherty
Career
Per 600 PA
123
492
Jack Armstrong
Career
Per 600 PA
0.114
0.114
Jack Flaherty
Careerverified
Per 600 PAverified
0.155
0.155
Jack Armstrong
Career
Per 600 PA
0.354
0.354
Jack Flaherty
Careerverified
Per 600 PAverified
0.506
0.506
Jack Armstrong
Careerverified
Per 600 PA
21
58.6
Jack Flaherty
Career
Per 600 PAverified
19
76
Jack Armstrong
Careerverified
Per 600 PA
19
53.02
Jack Flaherty
Career
Per 600 PAverified
15
60
Jack Armstrong
Career
Per 600 PA
2
5.58
Jack Flaherty
Careerverified
Per 600 PAverified
3
12
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
1
4
Jack Armstrong
Career
Per 600 PA
2
5.58
Jack Flaherty
Careerverified
Per 600 PAverified
4
16
Jack Armstrong
Career
Per 600 PA
0.095
0.095
Jack Flaherty
Careerverified
Per 600 PAverified
0.211
0.211
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
0.008
0.008
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
0.053
0.053
Jack Armstrong
Career
Per 600 PA
2.16
6.02
Jack Flaherty
Careerverified
Per 600 PAverified
5.96
23.85
Jack Armstrong
Career
Per 600 PA
23
64.19
Jack Flaherty
Careerverified
Per 600 PAverified
25
100
Jack Armstrong
Career
Per 600 PA
25
69.77
Jack Flaherty
Careerverified
Per 600 PAverified
28
112
Jack Armstrong
Career
Per 600 PA
0.132
0.132
Jack Flaherty
Careerverified
Per 600 PAverified
0.209
0.209
Jack Armstrong
Career
Per 600 PA
0.124
0.124
Jack Flaherty
Careerverified
Per 600 PAverified
0.203
0.203
Jack Armstrong
Career
Per 600 PA
0.257
0.257
Jack Flaherty
Careerverified
Per 600 PAverified
0.412
0.412
Jack Armstrong
Career
Per 600 PA
0.011
0.011
Jack Flaherty
Careerverified
Per 600 PAverified
0.049
0.049
Jack Armstrong
Career
Per 600 PA
0.091
0.091
Jack Flaherty
Careerverified
Per 600 PAverified
0.145
0.145
Jack Armstrong
Career
Per 600 PA
0.159
0.159
Jack Flaherty
Careerverified
Per 600 PAverified
0.333
0.333
Jack Armstrong
Career
Per 600 PA
0.206
0.206
Jack Flaherty
Careerverified
Per 600 PAverified
0.231
0.231
Jack Armstrong
Career
Per 600 PA
8
22.33
Jack Flaherty
Career
Per 600 PAverified
8
32
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Jack Flaherty
Career
Per 600 PAverified
7
28
Jack Armstrong
Careerverified
Per 600 PA
16
44.65
Jack Flaherty
Career
Per 600 PAverified
14
56
Jack Armstrong
Career
Per 600 PA
-4.73
-13.19
Jack Flaherty
Careerverified
Per 600 PAverified
4.8
19.19
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jack Flaherty
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
2
5.58
Jack Flaherty
Careerverified
Per 600 PAverified
9
36
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
83
231.63
Jack Flaherty
Careerverified
Per 600 PAverified
46
184
Jack Armstrong
Career
Per 600 PA
2.59
2.59
Jack Flaherty
Careerverified
Per 600 PAverified
3.26
3.26
Jack Armstrong
Career
Per 600 PA
0.02
0.02
Jack Flaherty
Careerverified
Per 600 PAverified
0.2
0.2
Jack Armstrong
Careerverified
Per 600 PAverified
26
72.56
Jack Flaherty
Career
Per 600 PA
16
64
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
2
8
Jack Armstrong
Career
Per 600 PA
6
16.74
Jack Flaherty
Careerverified
Per 600 PAverified
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
1
4
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
1
4
Jack Armstrong
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
2
8
Jack Armstrong
Career
Per 600 PA
Jack Flaherty
Careerverified
Per 600 PAverified
50
50