Jack Armstrong vs. Dennis Lewallyn — Career Comparison

Jack Armstrong
Gen XNew JerseyThrows RightBats RightNorth AmericaCincinnati RedsNational LeagueStarting PitcherAll-Star
Dennis Lewallyn
Baby BoomersFloridaThrows RightBats RightNorth AmericaLos Angeles DodgersNational LeagueRelief Pitcher

Jack Armstrong built a career as a starting pitcher and Dennis Lewallyn as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dennis Lewallyn posted stronger surface numbers — ERA 4.48 and WHIP 1.481 compared to 4.58 and 1.458 for Jack Armstrong. By the career numbers, Dennis Lewallyn had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jack Armstrong and Dennis Lewallyn

Jack Armstrong
Career
Per 9 Innings
7
7
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
8
8
Jack Armstrong
Careerverified
Per 9 Innings
152
1.74
Dennis Lewallyn
Career
Per 9 Inningsverified
34
3.81
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Dennis Lewallyn
Career
Per 9 Innings
3
0.34
Jack Armstrong
Careerverified
Per 9 Inningsverified
40
0.46
Dennis Lewallyn
Career
Per 9 Innings
4
0.45
Jack Armstrong
Career
Per 9 Innings
65
0.74
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
4
0.45
Jack Armstrong
Career
Per 9 Innings
38.1
38.1
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
50
50
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Dennis Lewallyn
Career
Per 9 Innings
8.82
8.82
Jack Armstrong
Careerverified
Per 9 Inningsverified
4
0.05
Dennis Lewallyn
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
1
0.01
Dennis Lewallyn
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
1
0.11
Jack Armstrong
Career
Per 9 Innings
400
4.58
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
40
4.48
Jack Armstrong
Career
Per 9 Innings
4.58
4.58
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
4.48
4.48
Jack Armstrong
Career
Per 9 Innings
4.48
4.48
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
4.12
4.12
Jack Armstrong
Career
Per 9 Innings
4.67
4.67
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
4.13
4.13
Jack Armstrong
Careerverified
Per 9 Inningsverified
0.265
0.265
Dennis Lewallyn
Career
Per 9 Innings
0.288
0.288
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Dennis Lewallyn
Career
Per 9 Innings
241
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Dennis Lewallyn
Career
Per 9 Innings
80.1
9
Jack Armstrong
Career
Per 9 Inningsverified
807
9.23
Dennis Lewallyn
Careerverified
Per 9 Innings
92
10.31
Jack Armstrong
Careerverified
Per 9 Inningsverified
9.23
9.23
Dennis Lewallyn
Career
Per 9 Innings
10.31
10.31
Jack Armstrong
Career
Per 9 Innings
102
1.17
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
6
0.67
Jack Armstrong
Career
Per 9 Innings
1.17
1.17
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
0.67
0.67
Jack Armstrong
Career
Per 9 Innings
0.67
0.67
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
0.18
0.18
Jack Armstrong
Career
Per 9 Innings
319
3.65
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
22
2.46
Jack Armstrong
Career
Per 9 Inningsverified
21
0.24
Dennis Lewallyn
Careerverified
Per 9 Innings
5
0.56
Jack Armstrong
Career
Per 9 Innings
3.65
3.65
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
2.46
2.46
Jack Armstrong
Careerverified
Per 9 Inningsverified
510
5.83
Dennis Lewallyn
Career
Per 9 Innings
28
3.14
Jack Armstrong
Careerverified
Per 9 Inningsverified
5.83
5.83
Dennis Lewallyn
Career
Per 9 Innings
3.14
3.14
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.36
3.36
Dennis Lewallyn
Career
Per 9 Innings
0.82
0.82
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.054
1.054
Dennis Lewallyn
Career
Per 9 Innings
0.622
0.622
Jack Armstrong
Career
Per 9 Innings
26
0.3
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
2
0.22
Jack Armstrong
Career
Per 9 Innings
18
0.21
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
1
0.11
Jack Armstrong
Career
Per 9 Innings
13
0.15
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
3450
39.47
Dennis Lewallyn
Career
Per 9 Innings
351
39.32
Jack Armstrong
Career
Per 9 Innings
10
0.11
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
15
1.68
Jack Armstrong
Career
Per 9 Innings
439
5.02
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
42
4.71
Jack Armstrong
Career
Per 9 Innings
5.02
5.02
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
4.71
4.71
Jack Armstrong
Career
Per 9 Inningsverified
34
0.39
Dennis Lewallyn
Careerverified
Per 9 Innings
4
0.45
Jack Armstrong
Career
Per 9 Inningsverified
35
0.4
Dennis Lewallyn
Careerverified
Per 9 Innings
4
0.45
Jack Armstrong
Careerverified
Per 9 Inningsverified
37
0.42
Dennis Lewallyn
Career
Per 9 Innings
3
0.34
Jack Armstrong
Career
Per 9 Innings
1.431
1.431
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
1.419
1.419
Jack Armstrong
Careerverified
Per 9 Innings
3044
34.83
Dennis Lewallyn
Career
Per 9 Inningsverified
320
35.85
Jack Armstrong
Career
Per 9 Innings
2.89
2.89
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
1.24
1.24
Jack Armstrong
Careerverified
Per 9 Inningsverified
0.29
0.29
Dennis Lewallyn
Career
Per 9 Innings
0.301
0.301
Jack Armstrong
Careerverified
Per 9 Inningsverified
39.47
39.47
Dennis Lewallyn
Career
Per 9 Innings
39.32
39.32

Fielding Stats for Jack Armstrong and Dennis Lewallyn

Jack Armstrong
Career
Per 9 Innings
7
7
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
8
8
Jack Armstrong
Careerverified
Per 9 Innings
152
1.74
Dennis Lewallyn
Career
Per 9 Inningsverified
34
3.81
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Dennis Lewallyn
Career
Per 9 Innings
3
0.34
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Dennis Lewallyn
Career
Per 9 Innings
241
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Dennis Lewallyn
Career
Per 9 Innings
80.1
9
Jack Armstrong
Careerverified
Per 9 Inningsverified
62
0.71
Dennis Lewallyn
Career
Per 9 Innings
6
0.67
Jack Armstrong
Careerverified
Per 9 Innings
111
1.27
Dennis Lewallyn
Career
Per 9 Inningsverified
13
1.46
Jack Armstrong
Career
Per 9 Innings
8
0.09
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Innings
181
2.07
Dennis Lewallyn
Career
Per 9 Inningsverified
19
2.13
Jack Armstrong
Careerverified
Per 9 Innings
173
1.98
Dennis Lewallyn
Career
Per 9 Inningsverified
19
2.13
Jack Armstrong
Career
Per 9 Innings
95.58
95.58
Dennis Lewallyn
Careerverified
Per 9 Inningsverified
100
100
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.138
1.138
Dennis Lewallyn
Career
Per 9 Innings
0.559
0.559
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Dennis Lewallyn
Career
Per 9 Innings
8.82
8.82
Jack Armstrong
Careerverified
Per 9 Inningsverified
5
0.06
Dennis Lewallyn
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Dennis Lewallyn
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Dennis Lewallyn
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Dennis Lewallyn
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Dennis Lewallyn
Career
Per 9 Innings
0
0

Hitting Stats for Jack Armstrong and Dennis Lewallyn

Jack Armstrong
Career
Per 600 PA
7
7
Dennis Lewallyn
Careerverified
Per 600 PAverified
8
8
Jack Armstrong
Careerverified
Per 600 PA
153
426.98
Dennis Lewallyn
Career
Per 600 PAverified
34
1457.14
Jack Armstrong
Careerverified
Per 600 PA
215
600
Dennis Lewallyn
Career
Per 600 PA
14
600
Jack Armstrong
Careerverified
Per 600 PA
185
516.28
Dennis Lewallyn
Career
Per 600 PAverified
13
557.14
Jack Armstrong
Careerverified
Per 600 PAverified
0.114
0.114
Dennis Lewallyn
Career
Per 600 PA
0.077
0.077
Jack Armstrong
Careerverified
Per 600 PAverified
0.354
0.354
Dennis Lewallyn
Career
Per 600 PA
0.214
0.214
Jack Armstrong
Careerverified
Per 600 PAverified
21
58.6
Dennis Lewallyn
Career
Per 600 PA
1
42.86
Jack Armstrong
Careerverified
Per 600 PAverified
19
53.02
Dennis Lewallyn
Career
Per 600 PA
1
42.86
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
0.095
0.095
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
2.16
6.02
Dennis Lewallyn
Career
Per 600 PA
0.07
2.93
Jack Armstrong
Careerverified
Per 600 PAverified
23
64.19
Dennis Lewallyn
Career
Per 600 PA
1
42.86
Jack Armstrong
Careerverified
Per 600 PAverified
25
69.77
Dennis Lewallyn
Career
Per 600 PA
1
42.86
Jack Armstrong
Careerverified
Per 600 PAverified
0.132
0.132
Dennis Lewallyn
Career
Per 600 PA
0.077
0.077
Jack Armstrong
Careerverified
Per 600 PAverified
0.124
0.124
Dennis Lewallyn
Career
Per 600 PA
0.077
0.077
Jack Armstrong
Careerverified
Per 600 PAverified
0.257
0.257
Dennis Lewallyn
Career
Per 600 PA
0.154
0.154
Jack Armstrong
Careerverified
Per 600 PAverified
0.011
0.011
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
0.091
0.091
Dennis Lewallyn
Career
Per 600 PA
0.054
0.054
Jack Armstrong
Careerverified
Per 600 PAverified
0.159
0.159
Dennis Lewallyn
Career
Per 600 PA
0.083
0.083
Jack Armstrong
Career
Per 600 PA
0.206
0.206
Dennis Lewallyn
Careerverified
Per 600 PAverified
0.333
0.333
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Dennis Lewallyn
Career
Per 600 PAverified
1
42.86
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Dennis Lewallyn
Career
Per 600 PAverified
1
42.86
Jack Armstrong
Careerverified
Per 600 PA
16
44.65
Dennis Lewallyn
Career
Per 600 PAverified
2
85.71
Jack Armstrong
Career
Per 600 PAverified
-4.73
-13.19
Dennis Lewallyn
Careerverified
Per 600 PA
-0.7
-29.92
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PAverified
83
231.63
Dennis Lewallyn
Careerverified
Per 600 PA
10
428.57
Jack Armstrong
Careerverified
Per 600 PAverified
2.59
2.59
Dennis Lewallyn
Career
Per 600 PA
1.4
1.4
Jack Armstrong
Careerverified
Per 600 PAverified
0.02
0.02
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
26
72.56
Dennis Lewallyn
Career
Per 600 PA
1
42.86
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
6
16.74
Dennis Lewallyn
Careerverified
Per 600 PAverified
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Dennis Lewallyn
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
Dennis Lewallyn
Career
Per 600 PA