Jack Armstrong vs. Ron Willis — Career Comparison

Jack Armstrong
Gen XNew JerseyThrows RightBats RightNorth AmericaCincinnati RedsNational LeagueStarting PitcherAll-Star
Ron Willis
Silent GenerationTennesseeThrows RightBats RightNorth AmericaSt. Louis CardinalsNational LeagueRelief Pitcher

Jack Armstrong built a career as a starting pitcher and Ron Willis as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ron Willis led in home run suppression (HR9+ 134 vs 85), run prevention (ERA+ 107 vs 89), and skill-based run prevention (DICE+ 90 vs 89). Jack Armstrong held the edge in strikeout rate (K%+ 103 vs 78). Keeping the role difference in mind, the edge still goes to Ron Willis.

Pitching Stats for Jack Armstrong and Ron Willis

Jack Armstrong
Careerverified
Per 9 Inningsverified
7
7
Ron Willis
Career
Per 9 Innings
5
5
Jack Armstrong
Career
Per 9 Innings
152
1.74
Ron Willis
Careerverified
Per 9 Inningsverified
188
7.1
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
40
0.46
Ron Willis
Career
Per 9 Innings
11
0.42
Jack Armstrong
Career
Per 9 Innings
65
0.74
Ron Willis
Careerverified
Per 9 Inningsverified
12
0.45
Jack Armstrong
Career
Per 9 Innings
38.1
38.1
Ron Willis
Careerverified
Per 9 Inningsverified
47.83
47.83
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
4
0.05
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
1
0.01
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Ron Willis
Careerverified
Per 9 Inningsverified
19
0.72
Jack Armstrong
Career
Per 9 Innings
400
4.58
Ron Willis
Careerverified
Per 9 Inningsverified
88
3.32
Jack Armstrong
Career
Per 9 Innings
4.58
4.58
Ron Willis
Careerverified
Per 9 Inningsverified
3.32
3.32
Jack Armstrong
Career
Per 9 Innings
4.48
4.48
Ron Willis
Careerverified
Per 9 Inningsverified
3.36
3.36
Jack Armstrong
Career
Per 9 Innings
4.67
4.67
Ron Willis
Careerverified
Per 9 Inningsverified
4.36
4.36
Jack Armstrong
Career
Per 9 Innings
0.265
0.265
Ron Willis
Careerverified
Per 9 Inningsverified
0.232
0.232
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Ron Willis
Career
Per 9 Innings
715
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Ron Willis
Career
Per 9 Innings
238.1
9
Jack Armstrong
Career
Per 9 Innings
807
9.23
Ron Willis
Careerverified
Per 9 Inningsverified
209
7.89
Jack Armstrong
Career
Per 9 Innings
9.23
9.23
Ron Willis
Careerverified
Per 9 Inningsverified
7.89
7.89
Jack Armstrong
Career
Per 9 Innings
102
1.17
Ron Willis
Careerverified
Per 9 Inningsverified
15
0.57
Jack Armstrong
Career
Per 9 Innings
1.17
1.17
Ron Willis
Careerverified
Per 9 Inningsverified
0.57
0.57
Jack Armstrong
Career
Per 9 Innings
0.67
0.67
Ron Willis
Careerverified
Per 9 Inningsverified
0.08
0.08
Jack Armstrong
Career
Per 9 Inningsverified
319
3.65
Ron Willis
Careerverified
Per 9 Innings
119
4.49
Jack Armstrong
Careerverified
Per 9 Inningsverified
21
0.24
Ron Willis
Career
Per 9 Innings
40
1.51
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.65
3.65
Ron Willis
Career
Per 9 Innings
4.49
4.49
Jack Armstrong
Careerverified
Per 9 Inningsverified
510
5.83
Ron Willis
Career
Per 9 Innings
128
4.83
Jack Armstrong
Careerverified
Per 9 Inningsverified
5.83
5.83
Ron Willis
Career
Per 9 Innings
4.83
4.83
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.36
3.36
Ron Willis
Career
Per 9 Innings
0.68
0.68
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.054
1.054
Ron Willis
Career
Per 9 Innings
1.036
1.036
Jack Armstrong
Career
Per 9 Inningsverified
26
0.3
Ron Willis
Careerverified
Per 9 Innings
13
0.49
Jack Armstrong
Career
Per 9 Inningsverified
18
0.21
Ron Willis
Careerverified
Per 9 Innings
9
0.34
Jack Armstrong
Career
Per 9 Innings
13
0.15
Ron Willis
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
3450
39.47
Ron Willis
Career
Per 9 Innings
1037
39.16
Jack Armstrong
Career
Per 9 Innings
10
0.11
Ron Willis
Careerverified
Per 9 Inningsverified
74
2.79
Jack Armstrong
Career
Per 9 Innings
439
5.02
Ron Willis
Careerverified
Per 9 Inningsverified
101
3.81
Jack Armstrong
Career
Per 9 Innings
5.02
5.02
Ron Willis
Careerverified
Per 9 Inningsverified
3.81
3.81
Jack Armstrong
Career
Per 9 Innings
34
0.39
Ron Willis
Careerverified
Per 9 Inningsverified
4
0.15
Jack Armstrong
Career
Per 9 Innings
35
0.4
Ron Willis
Careerverified
Per 9 Inningsverified
3
0.11
Jack Armstrong
Careerverified
Per 9 Inningsverified
37
0.42
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
1.431
1.431
Ron Willis
Careerverified
Per 9 Inningsverified
1.376
1.376
Jack Armstrong
Careerverified
Per 9 Inningsverified
3044
34.83
Ron Willis
Career
Per 9 Innings
902
34.06
Jack Armstrong
Career
Per 9 Innings
2.89
2.89
Ron Willis
Careerverified
Per 9 Inningsverified
0.54
0.54
Jack Armstrong
Career
Per 9 Innings
0.29
0.29
Ron Willis
Careerverified
Per 9 Inningsverified
0.256
0.256
Jack Armstrong
Careerverified
Per 9 Inningsverified
39.47
39.47
Ron Willis
Career
Per 9 Innings
39.16
39.16

Fielding Stats for Jack Armstrong and Ron Willis

Jack Armstrong
Careerverified
Per 9 Inningsverified
7
7
Ron Willis
Career
Per 9 Innings
5
5
Jack Armstrong
Career
Per 9 Innings
152
1.74
Ron Willis
Careerverified
Per 9 Inningsverified
188
7.1
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Ron Willis
Career
Per 9 Innings
715
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Ron Willis
Career
Per 9 Innings
238.1
9
Jack Armstrong
Careerverified
Per 9 Innings
62
0.71
Ron Willis
Career
Per 9 Inningsverified
24
0.91
Jack Armstrong
Careerverified
Per 9 Innings
111
1.27
Ron Willis
Career
Per 9 Inningsverified
56
2.11
Jack Armstrong
Career
Per 9 Innings
8
0.09
Ron Willis
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Innings
181
2.07
Ron Willis
Career
Per 9 Inningsverified
80
3.02
Jack Armstrong
Careerverified
Per 9 Innings
173
1.98
Ron Willis
Career
Per 9 Inningsverified
80
3.02
Jack Armstrong
Career
Per 9 Innings
95.58
95.58
Ron Willis
Careerverified
Per 9 Inningsverified
100
100
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.138
1.138
Ron Willis
Career
Per 9 Innings
0.426
0.426
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
5
0.06
Ron Willis
Careerverified
Per 9 Inningsverified
6
0.23
Jack Armstrong
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Ron Willis
Career
Per 9 Innings
0
0

Hitting Stats for Jack Armstrong and Ron Willis

Jack Armstrong
Careerverified
Per 600 PAverified
7
7
Ron Willis
Career
Per 600 PA
5
5
Jack Armstrong
Career
Per 600 PA
153
426.98
Ron Willis
Careerverified
Per 600 PAverified
188
4338.46
Jack Armstrong
Careerverified
Per 600 PA
215
600
Ron Willis
Career
Per 600 PA
26
600
Jack Armstrong
Careerverified
Per 600 PA
185
516.28
Ron Willis
Career
Per 600 PAverified
25
576.92
Jack Armstrong
Career
Per 600 PA
0.114
0.114
Ron Willis
Careerverified
Per 600 PAverified
0.16
0.16
Jack Armstrong
Career
Per 600 PA
0.354
0.354
Ron Willis
Careerverified
Per 600 PAverified
0.404
0.404
Jack Armstrong
Careerverified
Per 600 PA
21
58.6
Ron Willis
Career
Per 600 PAverified
4
92.31
Jack Armstrong
Careerverified
Per 600 PA
19
53.02
Ron Willis
Career
Per 600 PAverified
3
69.23
Jack Armstrong
Careerverified
Per 600 PA
2
5.58
Ron Willis
Career
Per 600 PAverified
1
23.08
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PA
2
5.58
Ron Willis
Career
Per 600 PAverified
1
23.08
Jack Armstrong
Career
Per 600 PA
0.095
0.095
Ron Willis
Careerverified
Per 600 PAverified
0.25
0.25
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PA
2.16
6.02
Ron Willis
Career
Per 600 PAverified
0.8
18.42
Jack Armstrong
Careerverified
Per 600 PA
23
64.19
Ron Willis
Career
Per 600 PAverified
5
115.38
Jack Armstrong
Careerverified
Per 600 PA
25
69.77
Ron Willis
Career
Per 600 PAverified
5
115.38
Jack Armstrong
Career
Per 600 PA
0.132
0.132
Ron Willis
Careerverified
Per 600 PAverified
0.192
0.192
Jack Armstrong
Career
Per 600 PA
0.124
0.124
Ron Willis
Careerverified
Per 600 PAverified
0.2
0.2
Jack Armstrong
Career
Per 600 PA
0.257
0.257
Ron Willis
Careerverified
Per 600 PAverified
0.392
0.392
Jack Armstrong
Career
Per 600 PA
0.011
0.011
Ron Willis
Careerverified
Per 600 PAverified
0.04
0.04
Jack Armstrong
Career
Per 600 PA
0.091
0.091
Ron Willis
Careerverified
Per 600 PAverified
0.137
0.137
Jack Armstrong
Career
Per 600 PA
0.159
0.159
Ron Willis
Careerverified
Per 600 PAverified
0.273
0.273
Jack Armstrong
Career
Per 600 PA
0.206
0.206
Ron Willis
Careerverified
Per 600 PAverified
0.235
0.235
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Ron Willis
Career
Per 600 PAverified
1
23.08
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Ron Willis
Career
Per 600 PAverified
3
69.23
Jack Armstrong
Careerverified
Per 600 PA
16
44.65
Ron Willis
Career
Per 600 PAverified
4
92.31
Jack Armstrong
Career
Per 600 PA
-4.73
-13.19
Ron Willis
Careerverified
Per 600 PAverified
0.27
6.2
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PA
2
5.58
Ron Willis
Career
Per 600 PAverified
1
23.08
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
83
231.63
Ron Willis
Careerverified
Per 600 PAverified
8
184.62
Jack Armstrong
Career
Per 600 PA
2.59
2.59
Ron Willis
Careerverified
Per 600 PAverified
3.25
3.25
Jack Armstrong
Career
Per 600 PA
0.02
0.02
Ron Willis
Careerverified
Per 600 PAverified
0.13
0.13
Jack Armstrong
Careerverified
Per 600 PAverified
26
72.56
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PAverified
6
16.74
Ron Willis
Careerverified
Per 600 PA
1
23.08
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Ron Willis
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
Ron Willis
Career
Per 600 PA