Jack Leiper vs. Mike Rowland — Career Comparison

Jack Leiper
Pre-GenerationalPennsylvaniaThrows LeftBats LeftNorth AmericaColumbus SolonsAmerican AssociationRelief Pitcher
Mike Rowland
Baby BoomersIllinoisThrows RightBats RightNorth AmericaSan Francisco GiantsNational LeagueRelief Pitcher

On the career pitching numbers, Mike Rowland posted a stronger line than Jack Leiper. Mike Rowland posted stronger numbers in ERA (2.74 vs 5.4) and WHIP (1.195 vs 1.778). By the career numbers, Mike Rowland had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.

Pitching Stats for Jack Leiper and Mike Rowland

Jack Leiper
Career
Per 9 Innings
1
1
Mike Rowland
Careerverified
Per 9 Inningsverified
2
2
Jack Leiper
Career
Per 9 Innings
6
1.2
Mike Rowland
Careerverified
Per 9 Inningsverified
28
5.91
Jack Leiper
Careerverified
Per 9 Inningsverified
5
1
Mike Rowland
Career
Per 9 Innings
1
0.21
Jack Leiper
Careerverified
Per 9 Inningsverified
2
0.4
Mike Rowland
Career
Per 9 Innings
1
0.21
Jack Leiper
Career
Per 9 Inningsverified
2
0.4
Mike Rowland
Career
Per 9 Innings
2
0.42
Jack Leiper
Careerverified
Per 9 Inningsverified
50
50
Mike Rowland
Career
Per 9 Innings
33.33
33.33
Jack Leiper
Careerverified
Per 9 Inningsverified
83.33
83.33
Mike Rowland
Career
Per 9 Innings
3.57
3.57
Jack Leiper
Careerverified
Per 9 Inningsverified
4
0.8
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
27
5.4
Mike Rowland
Careerverified
Per 9 Inningsverified
13
2.74
Jack Leiper
Career
Per 9 Innings
5.4
5.4
Mike Rowland
Careerverified
Per 9 Inningsverified
2.74
2.74
Jack Leiper
Career
Per 9 Innings
5.39
5.39
Mike Rowland
Careerverified
Per 9 Inningsverified
2.45
2.45
Jack Leiper
Career
Per 9 Innings
5.89
5.89
Mike Rowland
Careerverified
Per 9 Inningsverified
4.29
4.29
Jack Leiper
Career
Per 9 Innings
0.234
0.234
Mike Rowland
Careerverified
Per 9 Inningsverified
0.216
0.216
Jack Leiper
Careerverified
Per 9 Innings
135
27
Mike Rowland
Career
Per 9 Innings
128
27
Jack Leiper
Careerverified
Per 9 Innings
45
9
Mike Rowland
Career
Per 9 Innings
42.2
9
Jack Leiper
Career
Per 9 Innings
41
8.2
Mike Rowland
Careerverified
Per 9 Inningsverified
33
6.96
Jack Leiper
Career
Per 9 Innings
8.2
8.2
Mike Rowland
Careerverified
Per 9 Inningsverified
6.96
6.96
Jack Leiper
Career
Per 9 Inningsverified
3
0.6
Mike Rowland
Career
Per 9 Innings
3
0.63
Jack Leiper
Careerverified
Per 9 Inningsverified
0.6
0.6
Mike Rowland
Career
Per 9 Innings
0.63
0.63
Jack Leiper
Career
Per 9 Innings
0.5
0.5
Mike Rowland
Careerverified
Per 9 Inningsverified
0.11
0.11
Jack Leiper
Career
Per 9 Innings
39
7.8
Mike Rowland
Careerverified
Per 9 Inningsverified
14
2.95
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Mike Rowland
Career
Per 9 Innings
4
0.84
Jack Leiper
Career
Per 9 Innings
7.8
7.8
Mike Rowland
Careerverified
Per 9 Inningsverified
2.95
2.95
Jack Leiper
Careerverified
Per 9 Inningsverified
19
3.8
Mike Rowland
Career
Per 9 Innings
16
3.38
Jack Leiper
Careerverified
Per 9 Inningsverified
3.8
3.8
Mike Rowland
Career
Per 9 Innings
3.38
3.38
Jack Leiper
Careerverified
Per 9 Inningsverified
3.17
3.17
Mike Rowland
Career
Per 9 Innings
0.57
0.57
Jack Leiper
Careerverified
Per 9 Inningsverified
1.289
1.289
Mike Rowland
Career
Per 9 Innings
0.703
0.703
Jack Leiper
Career
Per 9 Innings
3
0.6
Mike Rowland
Careerverified
Per 9 Inningsverified
0
0
Jack Leiper
Career
Per 9 Innings
4
0.8
Mike Rowland
Careerverified
Per 9 Inningsverified
2
0.42
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Careerverified
Per 9 Inningsverified
218
43.6
Mike Rowland
Career
Per 9 Innings
175
36.91
Jack Leiper
Career
Per 9 Innings
1
0.2
Mike Rowland
Careerverified
Per 9 Inningsverified
17
3.59
Jack Leiper
Career
Per 9 Innings
43
8.6
Mike Rowland
Careerverified
Per 9 Inningsverified
15
3.16
Jack Leiper
Career
Per 9 Innings
8.6
8.6
Mike Rowland
Careerverified
Per 9 Inningsverified
3.16
3.16
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Mike Rowland
Career
Per 9 Innings
4
0.84
Jack Leiper
Careerverified
Per 9 Inningsverified
0
0
Mike Rowland
Career
Per 9 Innings
2
0.42
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
1.778
1.778
Mike Rowland
Careerverified
Per 9 Inningsverified
1.102
1.102
Jack Leiper
Careerverified
Per 9 Inningsverified
175
35
Mike Rowland
Career
Per 9 Innings
153
32.27
Jack Leiper
Career
Per 9 Innings
7.17
7.17
Mike Rowland
Careerverified
Per 9 Inningsverified
0.54
0.54
Jack Leiper
Career
Per 9 Innings
0.248
0.248
Mike Rowland
Careerverified
Per 9 Inningsverified
0.224
0.224
Jack Leiper
Careerverified
Per 9 Inningsverified
43.6
43.6
Mike Rowland
Career
Per 9 Innings
36.91
36.91

Fielding Stats for Jack Leiper and Mike Rowland

Jack Leiper
Career
Per 9 Innings
1
1
Mike Rowland
Careerverified
Per 9 Inningsverified
2
2
Jack Leiper
Career
Per 9 Innings
7
1.26
Mike Rowland
Careerverified
Per 9 Inningsverified
28
5.91
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Careerverified
Per 9 Inningsverified
1
0.21
Jack Leiper
Careerverified
Per 9 Innings
150
27
Mike Rowland
Career
Per 9 Innings
128
27
Jack Leiper
Careerverified
Per 9 Innings
50
9
Mike Rowland
Career
Per 9 Innings
42.2
9
Jack Leiper
Careerverified
Per 9 Inningsverified
4
0.72
Mike Rowland
Career
Per 9 Innings
2
0.42
Jack Leiper
Careerverified
Per 9 Inningsverified
8
1.44
Mike Rowland
Career
Per 9 Innings
6
1.27
Jack Leiper
Career
Per 9 Innings
3
0.54
Mike Rowland
Careerverified
Per 9 Inningsverified
0
0
Jack Leiper
Careerverified
Per 9 Inningsverified
15
2.7
Mike Rowland
Career
Per 9 Innings
8
1.69
Jack Leiper
Careerverified
Per 9 Inningsverified
12
2.16
Mike Rowland
Career
Per 9 Innings
8
1.69
Jack Leiper
Career
Per 9 Innings
80
80
Mike Rowland
Careerverified
Per 9 Inningsverified
100
100
Jack Leiper
Careerverified
Per 9 Inningsverified
1.714
1.714
Mike Rowland
Career
Per 9 Innings
0.286
0.286
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Careerverified
Per 9 Inningsverified
3.57
3.57
Jack Leiper
Careerverified
Per 9 Inningsverified
1
0.18
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0
Jack Leiper
Career
Per 9 Innings
0
0
Mike Rowland
Career
Per 9 Innings
0
0

Hitting Stats for Jack Leiper and Mike Rowland

Jack Leiper
Career
Per 600 PA
1
1
Mike Rowland
Careerverified
Per 600 PAverified
2
2
Jack Leiper
Career
Per 600 PA
6
171.43
Mike Rowland
Careerverified
Per 600 PAverified
28
16800
Jack Leiper
Careerverified
Per 600 PA
21
600
Mike Rowland
Career
Per 600 PA
1
600
Jack Leiper
Careerverified
Per 600 PA
21
600
Mike Rowland
Career
Per 600 PA
1
600
Jack Leiper
Career
Per 600 PA
0.143
0.143
Mike Rowland
Careerverified
Per 600 PAverified
1
1
Jack Leiper
Career
Per 600 PA
0.286
0.286
Mike Rowland
Careerverified
Per 600 PAverified
2
2
Jack Leiper
Careerverified
Per 600 PA
3
85.71
Mike Rowland
Career
Per 600 PAverified
1
600
Jack Leiper
Careerverified
Per 600 PA
3
85.71
Mike Rowland
Career
Per 600 PAverified
1
600
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0.38
10.96
Mike Rowland
Careerverified
Per 600 PAverified
1
600
Jack Leiper
Careerverified
Per 600 PA
3
85.71
Mike Rowland
Career
Per 600 PAverified
1
600
Jack Leiper
Careerverified
Per 600 PA
3
85.71
Mike Rowland
Career
Per 600 PAverified
1
600
Jack Leiper
Career
Per 600 PA
0.143
0.143
Mike Rowland
Careerverified
Per 600 PAverified
1
1
Jack Leiper
Career
Per 600 PA
0.143
0.143
Mike Rowland
Careerverified
Per 600 PAverified
1
1
Jack Leiper
Career
Per 600 PA
0.286
0.286
Mike Rowland
Careerverified
Per 600 PAverified
2
2
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0.1
0.1
Mike Rowland
Careerverified
Per 600 PAverified
0.7
0.7
Jack Leiper
Careerverified
Per 600 PAverified
0.167
0.167
Mike Rowland
Career
Per 600 PA
Jack Leiper
Career
Per 600 PA
0.2
0.2
Mike Rowland
Careerverified
Per 600 PAverified
1
1
Jack Leiper
Careerverified
Per 600 PAverified
2
57.14
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Careerverified
Per 600 PA
3
85.71
Mike Rowland
Career
Per 600 PAverified
1
600
Jack Leiper
Careerverified
Per 600 PA
5
142.86
Mike Rowland
Career
Per 600 PAverified
1
600
Jack Leiper
Career
Per 600 PA
-0.11
-3.09
Mike Rowland
Careerverified
Per 600 PAverified
0.71
423.33
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
6
171.43
Mike Rowland
Careerverified
Per 600 PAverified
0
0
Jack Leiper
Careerverified
Per 600 PAverified
3.5
3.5
Mike Rowland
Career
Per 600 PA
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
0
0
Mike Rowland
Career
Per 600 PA
0
0
Jack Leiper
Career
Per 600 PA
Mike Rowland
Career
Per 600 PA