Mike Armstrong vs. David Hernandez — Career Comparison

Mike Armstrong
Baby BoomersNew YorkThrows RightBats RightNorth AmericaKansas City RoyalsAmerican LeagueRelief Pitcher
David Hernandez
MillenialCaliforniaThrows RightBats RightNorth AmericaArizona DiamondbacksNational LeagueRelief Pitcher

The numbers give Mike Armstrong a clear advantage over David Hernandez across the core pitching metrics. Mike Armstrong led in run prevention (ERA+ 110 vs 83), home run suppression (HR9+ 95 vs 74), and skill-based run prevention (DICE+ 97 vs 89). David Hernandez held the edge in walk avoidance (BB%+ 92 vs 90). Mike Armstrong was the better reliever — the numbers make that case clearly.

Pitching Stats for Mike Armstrong and David Hernandez

Mike Armstrong
Career
Per 9 Innings
8
8
David Hernandez
Careerverified
Per 9 Inningsverified
10
10
Mike Armstrong
Career
Per 9 Innings
197
5.25
David Hernandez
Careerverified
Per 9 Inningsverified
547
7.59
Mike Armstrong
Career
Per 9 Innings
1
0.03
David Hernandez
Careerverified
Per 9 Inningsverified
27
0.37
Mike Armstrong
Career
Per 9 Innings
19
0.51
David Hernandez
Careerverified
Per 9 Inningsverified
38
0.53
Mike Armstrong
Careerverified
Per 9 Inningsverified
17
0.45
David Hernandez
Career
Per 9 Innings
47
0.65
Mike Armstrong
Careerverified
Per 9 Inningsverified
52.78
52.78
David Hernandez
Career
Per 9 Innings
44.71
44.71
Mike Armstrong
Career
Per 9 Innings
0.51
0.51
David Hernandez
Careerverified
Per 9 Inningsverified
4.94
4.94
Mike Armstrong
Career
Per 9 Innings
0
0
David Hernandez
Career
Per 9 Innings
0
0
Mike Armstrong
Career
Per 9 Innings
0
0
David Hernandez
Career
Per 9 Innings
0
0
Mike Armstrong
Career
Per 9 Innings
11
0.29
David Hernandez
Careerverified
Per 9 Inningsverified
24
0.33
Mike Armstrong
Careerverified
Per 9 Inningsverified
154
4.1
David Hernandez
Career
Per 9 Innings
297
4.12
Mike Armstrong
Careerverified
Per 9 Inningsverified
4.1
4.1
David Hernandez
Career
Per 9 Innings
4.12
4.12
Mike Armstrong
Careerverified
Per 9 Inningsverified
3.85
3.85
David Hernandez
Career
Per 9 Innings
3.91
3.91
Mike Armstrong
Career
Per 9 Innings
4.74
4.74
David Hernandez
Careerverified
Per 9 Inningsverified
4.01
4.01
Mike Armstrong
Careerverified
Per 9 Inningsverified
0.24
0.24
David Hernandez
Career
Per 9 Innings
0.241
0.241
Mike Armstrong
Career
Per 9 Innings
1014
27
David Hernandez
Careerverified
Per 9 Innings
1946
27
Mike Armstrong
Career
Per 9 Innings
338
9
David Hernandez
Careerverified
Per 9 Innings
648.2
9
Mike Armstrong
Careerverified
Per 9 Inningsverified
300
7.99
David Hernandez
Career
Per 9 Innings
594
8.24
Mike Armstrong
Careerverified
Per 9 Inningsverified
7.99
7.99
David Hernandez
Career
Per 9 Innings
8.24
8.24
Mike Armstrong
Careerverified
Per 9 Inningsverified
42
1.12
David Hernandez
Career
Per 9 Innings
88
1.22
Mike Armstrong
Careerverified
Per 9 Inningsverified
1.12
1.12
David Hernandez
Career
Per 9 Innings
1.22
1.22
Mike Armstrong
Career
Per 9 Innings
0.21
0.21
David Hernandez
Careerverified
Per 9 Inningsverified
0.16
0.16
Mike Armstrong
Careerverified
Per 9 Innings
155
4.13
David Hernandez
Career
Per 9 Inningsverified
253
3.51
Mike Armstrong
Career
Per 9 Innings
20
0.53
David Hernandez
Careerverified
Per 9 Inningsverified
19
0.26
Mike Armstrong
Career
Per 9 Innings
4.13
4.13
David Hernandez
Careerverified
Per 9 Inningsverified
3.51
3.51
Mike Armstrong
Career
Per 9 Innings
221
5.88
David Hernandez
Careerverified
Per 9 Inningsverified
664
9.21
Mike Armstrong
Career
Per 9 Innings
5.88
5.88
David Hernandez
Careerverified
Per 9 Inningsverified
9.21
9.21
Mike Armstrong
Career
Per 9 Innings
1.12
1.12
David Hernandez
Careerverified
Per 9 Inningsverified
1.21
1.21
Mike Armstrong
Career
Per 9 Innings
1.112
1.112
David Hernandez
Careerverified
Per 9 Inningsverified
1.414
1.414
Mike Armstrong
Careerverified
Per 9 Inningsverified
16
0.43
David Hernandez
Career
Per 9 Innings
45
0.62
Mike Armstrong
Careerverified
Per 9 Inningsverified
6
0.16
David Hernandez
Career
Per 9 Innings
26
0.36
Mike Armstrong
Careerverified
Per 9 Inningsverified
2
0.05
David Hernandez
Career
Per 9 Innings
4
0.06
Mike Armstrong
Career
Per 9 Innings
1439
38.32
David Hernandez
Careerverified
Per 9 Inningsverified
2774
38.49
Mike Armstrong
Career
Per 9 Inningsverified
94
2.5
David Hernandez
Careerverified
Per 9 Innings
129
1.79
Mike Armstrong
Careerverified
Per 9 Innings
170
4.53
David Hernandez
Career
Per 9 Inningsverified
311
4.32
Mike Armstrong
Career
Per 9 Innings
4.53
4.53
David Hernandez
Careerverified
Per 9 Inningsverified
4.32
4.32
Mike Armstrong
Careerverified
Per 9 Innings
11
0.29
David Hernandez
Career
Per 9 Inningsverified
14
0.19
Mike Armstrong
Career
Per 9 Innings
15
0.4
David Hernandez
Career
Per 9 Inningsverified
15
0.21
Mike Armstrong
Career
Per 9 Inningsverified
19
0.51
David Hernandez
Careerverified
Per 9 Innings
35
0.49
Mike Armstrong
Career
Per 9 Innings
1.346
1.346
David Hernandez
Careerverified
Per 9 Inningsverified
1.306
1.306
Mike Armstrong
Career
Per 9 Innings
1252
33.34
David Hernandez
Careerverified
Per 9 Inningsverified
2466
34.21
Mike Armstrong
Career
Per 9 Innings
0.86
0.86
David Hernandez
Careerverified
Per 9 Inningsverified
0.57
0.57
Mike Armstrong
Careerverified
Per 9 Inningsverified
0.261
0.261
David Hernandez
Career
Per 9 Innings
0.295
0.295
Mike Armstrong
Career
Per 9 Innings
38.32
38.32
David Hernandez
Careerverified
Per 9 Inningsverified
38.49
38.49

Fielding Stats for Mike Armstrong and David Hernandez

Mike Armstrong
Career
Per 9 Innings
8
8
David Hernandez
Careerverified
Per 9 Inningsverified
10
10
Mike Armstrong
Career
Per 9 Innings
197
5.25
David Hernandez
Careerverified
Per 9 Inningsverified
547
7.59
Mike Armstrong
Career
Per 9 Innings
1
0.03
David Hernandez
Careerverified
Per 9 Inningsverified
27
0.37
Mike Armstrong
Career
Per 9 Innings
1014
27
David Hernandez
Careerverified
Per 9 Innings
1946
27
Mike Armstrong
Career
Per 9 Innings
338
9
David Hernandez
Careerverified
Per 9 Innings
648.2
9
Mike Armstrong
Career
Per 9 Inningsverified
28
0.75
David Hernandez
Careerverified
Per 9 Innings
34
0.47
Mike Armstrong
Career
Per 9 Inningsverified
28
0.75
David Hernandez
Careerverified
Per 9 Innings
39
0.54
Mike Armstrong
Career
Per 9 Innings
4
0.11
David Hernandez
Careerverified
Per 9 Inningsverified
3
0.04
Mike Armstrong
Career
Per 9 Inningsverified
60
1.6
David Hernandez
Careerverified
Per 9 Innings
76
1.05
Mike Armstrong
Career
Per 9 Inningsverified
56
1.49
David Hernandez
Careerverified
Per 9 Innings
73
1.01
Mike Armstrong
Career
Per 9 Innings
93.33
93.33
David Hernandez
Careerverified
Per 9 Inningsverified
96.05
96.05
Mike Armstrong
Careerverified
Per 9 Inningsverified
0.284
0.284
David Hernandez
Career
Per 9 Innings
0.134
0.134
Mike Armstrong
Career
Per 9 Innings
0.51
0.51
David Hernandez
Careerverified
Per 9 Inningsverified
4.94
4.94
Mike Armstrong
Careerverified
Per 9 Inningsverified
3
0.08
David Hernandez
Career
Per 9 Innings
1
0.01
Mike Armstrong
Career
Per 9 Innings
0
0
David Hernandez
Career
Per 9 Innings
0
0
Mike Armstrong
Career
Per 9 Innings
0
0
David Hernandez
Career
Per 9 Innings
0
0
Mike Armstrong
Career
Per 9 Innings
0
0
David Hernandez
Career
Per 9 Innings
0
0
Mike Armstrong
Career
Per 9 Innings
0
0
David Hernandez
Career
Per 9 Innings
0
0

Hitting Stats for Mike Armstrong and David Hernandez

Mike Armstrong
Career
Per 600 PA
8
8
David Hernandez
Careerverified
Per 600 PAverified
10
10
Mike Armstrong
Career
Per 600 PA
198
39600
David Hernandez
Careerverified
Per 600 PAverified
547
65640
Mike Armstrong
Career
Per 600 PA
3
600
David Hernandez
Careerverified
Per 600 PA
5
600
Mike Armstrong
Career
Per 600 PA
3
600
David Hernandez
Careerverified
Per 600 PA
5
600
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.2
0.2
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.4
0.4
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
1
120
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
1
120
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.18
21.64
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
1
120
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
1
120
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.2
0.2
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.2
0.2
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.4
0.4
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.14
0.14
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Careerverified
Per 600 PAverified
0.25
0.25
Mike Armstrong
Career
Per 600 PA
David Hernandez
Careerverified
Per 600 PAverified
0.25
0.25
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
-0.33
-66.4
David Hernandez
Careerverified
Per 600 PAverified
0.18
21.95
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
3
600
David Hernandez
Careerverified
Per 600 PAverified
1
120
Mike Armstrong
Career
Per 600 PA
1
1
David Hernandez
Careerverified
Per 600 PAverified
5
5
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
0
0
David Hernandez
Career
Per 600 PA
0
0
Mike Armstrong
Career
Per 600 PA
David Hernandez
Career
Per 600 PA