Jack Flaherty vs. Jack Leiper — Career Comparison

Jack Flaherty
MillenialCaliforniaThrows RightBats RightNorth AmericaDetroit TigersAmerican LeagueStarting Pitcher
Jack Leiper
Pre-GenerationalPennsylvaniaThrows LeftBats LeftNorth AmericaColumbus SolonsAmerican AssociationRelief Pitcher

Jack Flaherty 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 Flaherty posted stronger surface numbers — ERA 3.8 and WHIP 1.208 compared to 5.4 and 1.778 for Jack Leiper. By the career numbers, Jack Flaherty had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jack Flaherty and Jack Leiper

Jack Flaherty
Careerverified
Per 9 Inningsverified
9
9
Jack Leiper
Career
Per 9 Innings
1
1
Jack Flaherty
Careerverified
Per 9 Inningsverified
190
1.73
Jack Leiper
Career
Per 9 Innings
6
1.2
Jack Flaherty
Careerverified
Per 9 Inningsverified
184
1.67
Jack Leiper
Career
Per 9 Innings
5
1
Jack Flaherty
Careerverified
Per 9 Inningsverified
63
0.57
Jack Leiper
Career
Per 9 Innings
2
0.4
Jack Flaherty
Career
Per 9 Innings
56
0.51
Jack Leiper
Careerverified
Per 9 Inningsverified
2
0.4
Jack Flaherty
Careerverified
Per 9 Inningsverified
52.94
52.94
Jack Leiper
Career
Per 9 Innings
50
50
Jack Flaherty
Careerverified
Per 9 Inningsverified
96.84
96.84
Jack Leiper
Career
Per 9 Innings
83.33
83.33
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Careerverified
Per 9 Inningsverified
4
0.8
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Inningsverified
418
3.8
Jack Leiper
Careerverified
Per 9 Innings
27
5.4
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.8
3.8
Jack Leiper
Career
Per 9 Innings
5.4
5.4
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.5
3.5
Jack Leiper
Career
Per 9 Innings
5.39
5.39
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.72
3.72
Jack Leiper
Career
Per 9 Innings
5.89
5.89
Jack Flaherty
Careerverified
Per 9 Inningsverified
0.227
0.227
Jack Leiper
Career
Per 9 Innings
0.234
0.234
Jack Flaherty
Careerverified
Per 9 Innings
2972
27
Jack Leiper
Career
Per 9 Innings
135
27
Jack Flaherty
Careerverified
Per 9 Innings
990.2
9
Jack Leiper
Career
Per 9 Innings
45
9
Jack Flaherty
Career
Per 9 Inningsverified
836
7.59
Jack Leiper
Careerverified
Per 9 Innings
41
8.2
Jack Flaherty
Careerverified
Per 9 Inningsverified
7.59
7.59
Jack Leiper
Career
Per 9 Innings
8.2
8.2
Jack Flaherty
Career
Per 9 Innings
135
1.23
Jack Leiper
Careerverified
Per 9 Inningsverified
3
0.6
Jack Flaherty
Career
Per 9 Innings
1.23
1.23
Jack Leiper
Careerverified
Per 9 Inningsverified
0.6
0.6
Jack Flaherty
Career
Per 9 Innings
0.71
0.71
Jack Leiper
Careerverified
Per 9 Inningsverified
0.5
0.5
Jack Flaherty
Career
Per 9 Inningsverified
351
3.19
Jack Leiper
Careerverified
Per 9 Innings
39
7.8
Jack Flaherty
Career
Per 9 Innings
10
0.09
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Flaherty
Careerverified
Per 9 Inningsverified
3.19
3.19
Jack Leiper
Career
Per 9 Innings
7.8
7.8
Jack Flaherty
Careerverified
Per 9 Inningsverified
1130
10.27
Jack Leiper
Career
Per 9 Innings
19
3.8
Jack Flaherty
Careerverified
Per 9 Inningsverified
10.27
10.27
Jack Leiper
Career
Per 9 Innings
3.8
3.8
Jack Flaherty
Careerverified
Per 9 Inningsverified
5.95
5.95
Jack Leiper
Career
Per 9 Innings
3.17
3.17
Jack Flaherty
Careerverified
Per 9 Inningsverified
1.495
1.495
Jack Leiper
Career
Per 9 Innings
1.289
1.289
Jack Flaherty
Career
Per 9 Inningsverified
35
0.32
Jack Leiper
Careerverified
Per 9 Innings
3
0.6
Jack Flaherty
Career
Per 9 Inningsverified
54
0.49
Jack Leiper
Careerverified
Per 9 Innings
4
0.8
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Careerverified
Per 9 Innings
4120
37.43
Jack Leiper
Career
Per 9 Inningsverified
218
43.6
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Careerverified
Per 9 Inningsverified
1
0.2
Jack Flaherty
Career
Per 9 Inningsverified
440
4
Jack Leiper
Careerverified
Per 9 Innings
43
8.6
Jack Flaherty
Careerverified
Per 9 Inningsverified
4
4
Jack Leiper
Career
Per 9 Innings
8.6
8.6
Jack Flaherty
Career
Per 9 Innings
12
0.11
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Flaherty
Career
Per 9 Innings
17
0.15
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Jack Flaherty
Careerverified
Per 9 Inningsverified
78
0.71
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Careerverified
Per 9 Inningsverified
1.198
1.198
Jack Leiper
Career
Per 9 Innings
1.778
1.778
Jack Flaherty
Careerverified
Per 9 Innings
3686
33.49
Jack Leiper
Career
Per 9 Inningsverified
175
35
Jack Flaherty
Careerverified
Per 9 Inningsverified
2.32
2.32
Jack Leiper
Career
Per 9 Innings
7.17
7.17
Jack Flaherty
Career
Per 9 Innings
0.29
0.29
Jack Leiper
Careerverified
Per 9 Inningsverified
0.248
0.248
Jack Flaherty
Career
Per 9 Innings
37.43
37.43
Jack Leiper
Careerverified
Per 9 Inningsverified
43.6
43.6

Fielding Stats for Jack Flaherty and Jack Leiper

Jack Flaherty
Careerverified
Per 9 Inningsverified
9
9
Jack Leiper
Career
Per 9 Innings
1
1
Jack Flaherty
Careerverified
Per 9 Inningsverified
190
1.73
Jack Leiper
Career
Per 9 Innings
7
1.26
Jack Flaherty
Careerverified
Per 9 Inningsverified
184
1.67
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Careerverified
Per 9 Innings
2972
27
Jack Leiper
Career
Per 9 Innings
150
27
Jack Flaherty
Careerverified
Per 9 Innings
990.2
9
Jack Leiper
Career
Per 9 Innings
50
9
Jack Flaherty
Careerverified
Per 9 Inningsverified
80
0.73
Jack Leiper
Career
Per 9 Innings
4
0.72
Jack Flaherty
Careerverified
Per 9 Innings
87
0.79
Jack Leiper
Career
Per 9 Inningsverified
8
1.44
Jack Flaherty
Career
Per 9 Inningsverified
5
0.05
Jack Leiper
Careerverified
Per 9 Innings
3
0.54
Jack Flaherty
Careerverified
Per 9 Innings
172
1.56
Jack Leiper
Career
Per 9 Inningsverified
15
2.7
Jack Flaherty
Careerverified
Per 9 Innings
167
1.52
Jack Leiper
Career
Per 9 Inningsverified
12
2.16
Jack Flaherty
Careerverified
Per 9 Inningsverified
97.09
97.09
Jack Leiper
Career
Per 9 Innings
80
80
Jack Flaherty
Career
Per 9 Innings
0.879
0.879
Jack Leiper
Careerverified
Per 9 Inningsverified
1.714
1.714
Jack Flaherty
Careerverified
Per 9 Inningsverified
96.84
96.84
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Careerverified
Per 9 Innings
8
0.07
Jack Leiper
Career
Per 9 Inningsverified
1
0.18
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Jack Flaherty
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0

Hitting Stats for Jack Flaherty and Jack Leiper

Jack Flaherty
Careerverified
Per 600 PAverified
9
9
Jack Leiper
Career
Per 600 PA
1
1
Jack Flaherty
Careerverified
Per 600 PAverified
198
792
Jack Leiper
Career
Per 600 PA
6
171.43
Jack Flaherty
Careerverified
Per 600 PA
150
600
Jack Leiper
Career
Per 600 PA
21
600
Jack Flaherty
Careerverified
Per 600 PA
123
492
Jack Leiper
Career
Per 600 PAverified
21
600
Jack Flaherty
Careerverified
Per 600 PAverified
0.155
0.155
Jack Leiper
Career
Per 600 PA
0.143
0.143
Jack Flaherty
Careerverified
Per 600 PAverified
0.506
0.506
Jack Leiper
Career
Per 600 PA
0.286
0.286
Jack Flaherty
Careerverified
Per 600 PA
19
76
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Flaherty
Careerverified
Per 600 PA
15
60
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Flaherty
Careerverified
Per 600 PAverified
3
12
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
1
4
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
4
16
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
0.211
0.211
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
0.008
0.008
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
0.053
0.053
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
5.96
23.85
Jack Leiper
Career
Per 600 PA
0.38
10.96
Jack Flaherty
Careerverified
Per 600 PAverified
25
100
Jack Leiper
Career
Per 600 PA
3
85.71
Jack Flaherty
Careerverified
Per 600 PAverified
28
112
Jack Leiper
Career
Per 600 PA
3
85.71
Jack Flaherty
Careerverified
Per 600 PAverified
0.209
0.209
Jack Leiper
Career
Per 600 PA
0.143
0.143
Jack Flaherty
Careerverified
Per 600 PAverified
0.203
0.203
Jack Leiper
Career
Per 600 PA
0.143
0.143
Jack Flaherty
Careerverified
Per 600 PAverified
0.412
0.412
Jack Leiper
Career
Per 600 PA
0.286
0.286
Jack Flaherty
Careerverified
Per 600 PAverified
0.049
0.049
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
0.145
0.145
Jack Leiper
Career
Per 600 PA
0.1
0.1
Jack Flaherty
Careerverified
Per 600 PAverified
0.333
0.333
Jack Leiper
Career
Per 600 PA
0.167
0.167
Jack Flaherty
Careerverified
Per 600 PAverified
0.231
0.231
Jack Leiper
Career
Per 600 PA
0.2
0.2
Jack Flaherty
Careerverified
Per 600 PA
8
32
Jack Leiper
Career
Per 600 PAverified
2
57.14
Jack Flaherty
Careerverified
Per 600 PA
7
28
Jack Leiper
Career
Per 600 PAverified
3
85.71
Jack Flaherty
Careerverified
Per 600 PA
14
56
Jack Leiper
Career
Per 600 PAverified
5
142.86
Jack Flaherty
Careerverified
Per 600 PAverified
4.8
19.19
Jack Leiper
Career
Per 600 PA
-0.11
-3.09
Jack Flaherty
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
9
36
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Career
Per 600 PA
46
184
Jack Leiper
Careerverified
Per 600 PAverified
6
171.43
Jack Flaherty
Career
Per 600 PA
3.26
3.26
Jack Leiper
Careerverified
Per 600 PAverified
3.5
3.5
Jack Flaherty
Careerverified
Per 600 PAverified
0.2
0.2
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
16
64
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
2
8
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
1
4
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
1
4
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
2
8
Jack Leiper
Career
Per 600 PA
0
0
Jack Flaherty
Careerverified
Per 600 PAverified
50
50
Jack Leiper
Career
Per 600 PA