Jack Armstrong vs. Jack Leiper — Career Comparison

Jack Armstrong
Gen XNew JerseyThrows RightBats RightNorth AmericaCincinnati RedsNational LeagueStarting PitcherAll-Star
Jack Leiper
Pre-GenerationalPennsylvaniaThrows LeftBats LeftNorth AmericaColumbus SolonsAmerican AssociationRelief Pitcher

Jack Armstrong built a career as a starting pitcher and Jack Leiper 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 5.4 and 1.778 for Jack Leiper. 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 Jack Leiper

Jack Armstrong
Careerverified
Per 9 Inningsverified
7
7
Jack Leiper
Career
Per 9 Innings
1
1
Jack Armstrong
Careerverified
Per 9 Inningsverified
152
1.74
Jack Leiper
Career
Per 9 Innings
6
1.2
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Jack Leiper
Career
Per 9 Innings
5
1
Jack Armstrong
Careerverified
Per 9 Inningsverified
40
0.46
Jack Leiper
Career
Per 9 Innings
2
0.4
Jack Armstrong
Career
Per 9 Innings
65
0.74
Jack Leiper
Careerverified
Per 9 Inningsverified
2
0.4
Jack Armstrong
Career
Per 9 Innings
38.1
38.1
Jack Leiper
Careerverified
Per 9 Inningsverified
50
50
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Jack Leiper
Career
Per 9 Innings
83.33
83.33
Jack Armstrong
Career
Per 9 Innings
4
0.05
Jack Leiper
Career
Per 9 Inningsverified
4
0.8
Jack Armstrong
Careerverified
Per 9 Inningsverified
1
0.01
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Inningsverified
400
4.58
Jack Leiper
Careerverified
Per 9 Innings
27
5.4
Jack Armstrong
Careerverified
Per 9 Inningsverified
4.58
4.58
Jack Leiper
Career
Per 9 Innings
5.4
5.4
Jack Armstrong
Careerverified
Per 9 Inningsverified
4.48
4.48
Jack Leiper
Career
Per 9 Innings
5.39
5.39
Jack Armstrong
Careerverified
Per 9 Inningsverified
4.67
4.67
Jack Leiper
Career
Per 9 Innings
5.89
5.89
Jack Armstrong
Career
Per 9 Innings
0.265
0.265
Jack Leiper
Careerverified
Per 9 Inningsverified
0.234
0.234
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Jack Leiper
Career
Per 9 Innings
135
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Jack Leiper
Career
Per 9 Innings
45
9
Jack Armstrong
Career
Per 9 Innings
807
9.23
Jack Leiper
Careerverified
Per 9 Inningsverified
41
8.2
Jack Armstrong
Career
Per 9 Innings
9.23
9.23
Jack Leiper
Careerverified
Per 9 Inningsverified
8.2
8.2
Jack Armstrong
Career
Per 9 Innings
102
1.17
Jack Leiper
Careerverified
Per 9 Inningsverified
3
0.6
Jack Armstrong
Career
Per 9 Innings
1.17
1.17
Jack Leiper
Careerverified
Per 9 Inningsverified
0.6
0.6
Jack Armstrong
Career
Per 9 Innings
0.67
0.67
Jack Leiper
Careerverified
Per 9 Inningsverified
0.5
0.5
Jack Armstrong
Career
Per 9 Inningsverified
319
3.65
Jack Leiper
Careerverified
Per 9 Innings
39
7.8
Jack Armstrong
Career
Per 9 Innings
21
0.24
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.65
3.65
Jack Leiper
Career
Per 9 Innings
7.8
7.8
Jack Armstrong
Careerverified
Per 9 Inningsverified
510
5.83
Jack Leiper
Career
Per 9 Innings
19
3.8
Jack Armstrong
Careerverified
Per 9 Inningsverified
5.83
5.83
Jack Leiper
Career
Per 9 Innings
3.8
3.8
Jack Armstrong
Careerverified
Per 9 Inningsverified
3.36
3.36
Jack Leiper
Career
Per 9 Innings
3.17
3.17
Jack Armstrong
Career
Per 9 Innings
1.054
1.054
Jack Leiper
Careerverified
Per 9 Inningsverified
1.289
1.289
Jack Armstrong
Career
Per 9 Inningsverified
26
0.3
Jack Leiper
Careerverified
Per 9 Innings
3
0.6
Jack Armstrong
Career
Per 9 Inningsverified
18
0.21
Jack Leiper
Careerverified
Per 9 Innings
4
0.8
Jack Armstrong
Career
Per 9 Innings
13
0.15
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Innings
3450
39.47
Jack Leiper
Career
Per 9 Inningsverified
218
43.6
Jack Armstrong
Careerverified
Per 9 Innings
10
0.11
Jack Leiper
Career
Per 9 Inningsverified
1
0.2
Jack Armstrong
Career
Per 9 Inningsverified
439
5.02
Jack Leiper
Careerverified
Per 9 Innings
43
8.6
Jack Armstrong
Careerverified
Per 9 Inningsverified
5.02
5.02
Jack Leiper
Career
Per 9 Innings
8.6
8.6
Jack Armstrong
Career
Per 9 Innings
34
0.39
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Career
Per 9 Innings
35
0.4
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
37
0.42
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Inningsverified
1.431
1.431
Jack Leiper
Career
Per 9 Innings
1.778
1.778
Jack Armstrong
Careerverified
Per 9 Innings
3044
34.83
Jack Leiper
Career
Per 9 Inningsverified
175
35
Jack Armstrong
Careerverified
Per 9 Inningsverified
2.89
2.89
Jack Leiper
Career
Per 9 Innings
7.17
7.17
Jack Armstrong
Career
Per 9 Innings
0.29
0.29
Jack Leiper
Careerverified
Per 9 Inningsverified
0.248
0.248
Jack Armstrong
Career
Per 9 Innings
39.47
39.47
Jack Leiper
Careerverified
Per 9 Inningsverified
43.6
43.6

Fielding Stats for Jack Armstrong and Jack Leiper

Jack Armstrong
Careerverified
Per 9 Inningsverified
7
7
Jack Leiper
Career
Per 9 Innings
1
1
Jack Armstrong
Careerverified
Per 9 Inningsverified
152
1.74
Jack Leiper
Career
Per 9 Innings
7
1.26
Jack Armstrong
Careerverified
Per 9 Inningsverified
130
1.49
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
2360
27
Jack Leiper
Career
Per 9 Innings
150
27
Jack Armstrong
Careerverified
Per 9 Innings
786.2
9
Jack Leiper
Career
Per 9 Innings
50
9
Jack Armstrong
Careerverified
Per 9 Innings
62
0.71
Jack Leiper
Career
Per 9 Inningsverified
4
0.72
Jack Armstrong
Careerverified
Per 9 Innings
111
1.27
Jack Leiper
Career
Per 9 Inningsverified
8
1.44
Jack Armstrong
Career
Per 9 Inningsverified
8
0.09
Jack Leiper
Careerverified
Per 9 Innings
3
0.54
Jack Armstrong
Careerverified
Per 9 Innings
181
2.07
Jack Leiper
Career
Per 9 Inningsverified
15
2.7
Jack Armstrong
Careerverified
Per 9 Innings
173
1.98
Jack Leiper
Career
Per 9 Inningsverified
12
2.16
Jack Armstrong
Careerverified
Per 9 Inningsverified
95.58
95.58
Jack Leiper
Career
Per 9 Innings
80
80
Jack Armstrong
Career
Per 9 Innings
1.138
1.138
Jack Leiper
Careerverified
Per 9 Inningsverified
1.714
1.714
Jack Armstrong
Careerverified
Per 9 Inningsverified
85.53
85.53
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Careerverified
Per 9 Innings
5
0.06
Jack Leiper
Career
Per 9 Inningsverified
1
0.18
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Armstrong
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0

Hitting Stats for Jack Armstrong and Jack Leiper

Jack Armstrong
Careerverified
Per 600 PAverified
7
7
Jack Leiper
Career
Per 600 PA
1
1
Jack Armstrong
Careerverified
Per 600 PAverified
153
426.98
Jack Leiper
Career
Per 600 PA
6
171.43
Jack Armstrong
Careerverified
Per 600 PA
215
600
Jack Leiper
Career
Per 600 PA
21
600
Jack Armstrong
Careerverified
Per 600 PA
185
516.28
Jack Leiper
Career
Per 600 PAverified
21
600
Jack Armstrong
Career
Per 600 PA
0.114
0.114
Jack Leiper
Careerverified
Per 600 PAverified
0.143
0.143
Jack Armstrong
Careerverified
Per 600 PAverified
0.354
0.354
Jack Leiper
Career
Per 600 PA
0.286
0.286
Jack Armstrong
Careerverified
Per 600 PA
21
58.6
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Armstrong
Careerverified
Per 600 PA
19
53.02
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
0.095
0.095
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PA
2.16
6.02
Jack Leiper
Career
Per 600 PAverified
0.38
10.96
Jack Armstrong
Careerverified
Per 600 PA
23
64.19
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Armstrong
Careerverified
Per 600 PA
25
69.77
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Armstrong
Career
Per 600 PA
0.132
0.132
Jack Leiper
Careerverified
Per 600 PAverified
0.143
0.143
Jack Armstrong
Career
Per 600 PA
0.124
0.124
Jack Leiper
Careerverified
Per 600 PAverified
0.143
0.143
Jack Armstrong
Career
Per 600 PA
0.257
0.257
Jack Leiper
Careerverified
Per 600 PAverified
0.286
0.286
Jack Armstrong
Careerverified
Per 600 PAverified
0.011
0.011
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0.091
0.091
Jack Leiper
Careerverified
Per 600 PAverified
0.1
0.1
Jack Armstrong
Career
Per 600 PA
0.159
0.159
Jack Leiper
Careerverified
Per 600 PAverified
0.167
0.167
Jack Armstrong
Careerverified
Per 600 PAverified
0.206
0.206
Jack Leiper
Career
Per 600 PA
0.2
0.2
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Jack Leiper
Career
Per 600 PAverified
2
57.14
Jack Armstrong
Careerverified
Per 600 PA
8
22.33
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Armstrong
Careerverified
Per 600 PA
16
44.65
Jack Leiper
Career
Per 600 PAverified
5
142.86
Jack Armstrong
Career
Per 600 PA
-4.73
-13.19
Jack Leiper
Careerverified
Per 600 PAverified
-0.11
-3.09
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
2
5.58
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
83
231.63
Jack Leiper
Careerverified
Per 600 PAverified
6
171.43
Jack Armstrong
Career
Per 600 PA
2.59
2.59
Jack Leiper
Careerverified
Per 600 PAverified
3.5
3.5
Jack Armstrong
Careerverified
Per 600 PAverified
0.02
0.02
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Careerverified
Per 600 PAverified
26
72.56
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
6
16.74
Jack Leiper
Careerverified
Per 600 PAverified
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Armstrong
Career
Per 600 PA
Jack Leiper
Career
Per 600 PA