Sumner Bowman vs. Izzy Leon — Career Comparison

Sumner Bowman
Pre-GenerationalPennsylvaniaThrows LeftBats LeftNorth AmericaPhiladelphia AthleticsAmerican AssociationRelief Pitcher
Izzy Leon
Greatest GenerationCubaThrows RightBats RightCaribbeanPhiladelphia PhilliesNational LeagueStarting Pitcher

Izzy Leon built a career as a starting pitcher and Sumner Bowman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Sumner Bowman posted stronger surface numbers — ERA 5.22 and WHIP 1.861 compared to 5.35 and 1.759 for Izzy Leon. By the career numbers, Sumner Bowman had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Sumner Bowman and Izzy Leon

Sumner Bowman
Careerverified
Per 9 Inningsverified
2
2
Izzy Leon
Career
Per 9 Innings
1
1
Sumner Bowman
Careerverified
Per 9 Innings
18
1.1
Izzy Leon
Career
Per 9 Inningsverified
14
3.26
Sumner Bowman
Careerverified
Per 9 Inningsverified
16
0.98
Izzy Leon
Career
Per 9 Innings
4
0.93
Sumner Bowman
Careerverified
Per 9 Inningsverified
4
0.25
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Inningsverified
10
0.61
Izzy Leon
Careerverified
Per 9 Innings
4
0.93
Sumner Bowman
Careerverified
Per 9 Inningsverified
28.57
28.57
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Careerverified
Per 9 Inningsverified
88.89
88.89
Izzy Leon
Career
Per 9 Innings
28.57
28.57
Sumner Bowman
Careerverified
Per 9 Inningsverified
14
0.86
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Inningsverified
85
5.22
Izzy Leon
Careerverified
Per 9 Innings
23
5.35
Sumner Bowman
Careerverified
Per 9 Inningsverified
5.22
5.22
Izzy Leon
Career
Per 9 Innings
5.35
5.35
Sumner Bowman
Career
Per 9 Innings
5.99
5.99
Izzy Leon
Careerverified
Per 9 Inningsverified
5.87
5.87
Sumner Bowman
Careerverified
Per 9 Inningsverified
4.63
4.63
Izzy Leon
Career
Per 9 Innings
4.91
4.91
Sumner Bowman
Careerverified
Per 9 Inningsverified
0.297
0.297
Izzy Leon
Career
Per 9 Innings
0.306
0.306
Sumner Bowman
Careerverified
Per 9 Innings
440
27
Izzy Leon
Career
Per 9 Innings
116
27
Sumner Bowman
Careerverified
Per 9 Innings
146.2
9
Izzy Leon
Career
Per 9 Innings
38.2
9
Sumner Bowman
Career
Per 9 Inningsverified
184
11.29
Izzy Leon
Careerverified
Per 9 Innings
49
11.41
Sumner Bowman
Careerverified
Per 9 Inningsverified
11.29
11.29
Izzy Leon
Career
Per 9 Innings
11.41
11.41
Sumner Bowman
Careerverified
Per 9 Inningsverified
1
0.06
Izzy Leon
Career
Per 9 Innings
3
0.7
Sumner Bowman
Careerverified
Per 9 Inningsverified
0.06
0.06
Izzy Leon
Career
Per 9 Innings
0.7
0.7
Sumner Bowman
Careerverified
Per 9 Inningsverified
0.06
0.06
Izzy Leon
Career
Per 9 Innings
0.21
0.21
Sumner Bowman
Career
Per 9 Innings
89
5.46
Izzy Leon
Careerverified
Per 9 Inningsverified
19
4.42
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Innings
5.46
5.46
Izzy Leon
Careerverified
Per 9 Inningsverified
4.42
4.42
Sumner Bowman
Careerverified
Per 9 Inningsverified
46
2.82
Izzy Leon
Career
Per 9 Innings
11
2.56
Sumner Bowman
Careerverified
Per 9 Inningsverified
2.82
2.82
Izzy Leon
Career
Per 9 Innings
2.56
2.56
Sumner Bowman
Careerverified
Per 9 Inningsverified
2.56
2.56
Izzy Leon
Career
Per 9 Innings
0.79
0.79
Sumner Bowman
Careerverified
Per 9 Inningsverified
0.921
0.921
Izzy Leon
Career
Per 9 Innings
0.776
0.776
Sumner Bowman
Career
Per 9 Innings
18
1.1
Izzy Leon
Careerverified
Per 9 Inningsverified
2
0.47
Sumner Bowman
Career
Per 9 Innings
17
1.04
Izzy Leon
Careerverified
Per 9 Inningsverified
0
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Careerverified
Per 9 Inningsverified
726
44.55
Izzy Leon
Career
Per 9 Innings
179
41.66
Sumner Bowman
Career
Per 9 Innings
2
0.12
Izzy Leon
Careerverified
Per 9 Inningsverified
4
0.93
Sumner Bowman
Career
Per 9 Innings
151
9.27
Izzy Leon
Careerverified
Per 9 Inningsverified
25
5.82
Sumner Bowman
Career
Per 9 Innings
9.27
9.27
Izzy Leon
Careerverified
Per 9 Inningsverified
5.82
5.82
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
0
Sumner Bowman
Career
Per 9 Innings
1.861
1.861
Izzy Leon
Careerverified
Per 9 Inningsverified
1.759
1.759
Sumner Bowman
Careerverified
Per 9 Inningsverified
620
38.05
Izzy Leon
Career
Per 9 Innings
160
37.24
Sumner Bowman
Career
Per 9 Innings
8.39
8.39
Izzy Leon
Careerverified
Per 9 Inningsverified
1.79
1.79
Sumner Bowman
Career
Per 9 Innings
0.319
0.319
Izzy Leon
Careerverified
Per 9 Inningsverified
0.315
0.315
Sumner Bowman
Careerverified
Per 9 Inningsverified
44.55
44.55
Izzy Leon
Career
Per 9 Innings
41.66
41.66

Fielding Stats for Sumner Bowman and Izzy Leon

Sumner Bowman
Careerverified
Per 9 Inningsverified
2
2
Izzy Leon
Career
Per 9 Innings
1
Sumner Bowman
Careerverified
Per 9 Inningsverified
26
1.26
Izzy Leon
Career
Per 9 Innings
14
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Careerverified
Per 9 Inningsverified
558
27
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Careerverified
Per 9 Inningsverified
186
9
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Careerverified
Per 9 Inningsverified
12
0.58
Izzy Leon
Career
Per 9 Innings
2
Sumner Bowman
Careerverified
Per 9 Inningsverified
29
1.4
Izzy Leon
Career
Per 9 Innings
8
Sumner Bowman
Career
Per 9 Innings
8
0.39
Izzy Leon
Careerverified
Per 9 Inningsverified
1
Sumner Bowman
Careerverified
Per 9 Inningsverified
49
2.37
Izzy Leon
Career
Per 9 Innings
11
Sumner Bowman
Careerverified
Per 9 Inningsverified
41
1.98
Izzy Leon
Career
Per 9 Innings
10
Sumner Bowman
Career
Per 9 Inningsverified
83.67
83.67
Izzy Leon
Careerverified
Per 9 Innings
90.91
Sumner Bowman
Careerverified
Per 9 Inningsverified
1.577
1.577
Izzy Leon
Career
Per 9 Innings
0.714
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Career
Per 9 Inningsverified
1
0.05
Izzy Leon
Career
Per 9 Innings
1
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0
Sumner Bowman
Career
Per 9 Innings
0
0
Izzy Leon
Career
Per 9 Innings
0

Hitting Stats for Sumner Bowman and Izzy Leon

Sumner Bowman
Careerverified
Per 600 PAverified
2
2
Izzy Leon
Career
Per 600 PA
1
1
Sumner Bowman
Careerverified
Per 600 PA
25
150
Izzy Leon
Career
Per 600 PAverified
14
840
Sumner Bowman
Careerverified
Per 600 PA
100
600
Izzy Leon
Career
Per 600 PA
10
600
Sumner Bowman
Careerverified
Per 600 PAverified
94
564
Izzy Leon
Career
Per 600 PA
9
540
Sumner Bowman
Careerverified
Per 600 PAverified
0.266
0.266
Izzy Leon
Career
Per 600 PA
0.111
0.111
Sumner Bowman
Careerverified
Per 600 PAverified
0.648
0.648
Izzy Leon
Career
Per 600 PA
0.35
0.35
Sumner Bowman
Careerverified
Per 600 PAverified
25
150
Izzy Leon
Career
Per 600 PA
1
60
Sumner Bowman
Careerverified
Per 600 PAverified
20
120
Izzy Leon
Career
Per 600 PA
1
60
Sumner Bowman
Careerverified
Per 600 PAverified
5
30
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
5
30
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
0.2
0.2
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
9.68
58.11
Izzy Leon
Career
Per 600 PA
-0
0
Sumner Bowman
Careerverified
Per 600 PAverified
30
180
Izzy Leon
Career
Per 600 PA
1
60
Sumner Bowman
Careerverified
Per 600 PAverified
31
186
Izzy Leon
Career
Per 600 PA
2
120
Sumner Bowman
Careerverified
Per 600 PAverified
0.31
0.31
Izzy Leon
Career
Per 600 PA
0.2
0.2
Sumner Bowman
Careerverified
Per 600 PAverified
0.319
0.319
Izzy Leon
Career
Per 600 PA
0.111
0.111
Sumner Bowman
Careerverified
Per 600 PAverified
0.629
0.629
Izzy Leon
Career
Per 600 PA
0.311
0.311
Sumner Bowman
Careerverified
Per 600 PAverified
0.053
0.053
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
0.219
0.219
Izzy Leon
Career
Per 600 PA
0.118
0.118
Sumner Bowman
Careerverified
Per 600 PAverified
0.536
0.536
Izzy Leon
Career
Per 600 PA
0.222
0.222
Sumner Bowman
Careerverified
Per 600 PAverified
0.325
0.325
Izzy Leon
Career
Per 600 PA
0.125
0.125
Sumner Bowman
Careerverified
Per 600 PAverified
15
90
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
6
36
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
21
126
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
10.87
65.24
Izzy Leon
Career
Per 600 PA
-0.25
-15
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PA
6
36
Izzy Leon
Career
Per 600 PAverified
1
60
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
17
102
Izzy Leon
Careerverified
Per 600 PAverified
1
60
Sumner Bowman
Career
Per 600 PA
5.88
5.88
Izzy Leon
Careerverified
Per 600 PAverified
10
10
Sumner Bowman
Career
Per 600 PA
0.35
0.35
Izzy Leon
Careerverified
Per 600 PAverified
1
1
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
0
0
Izzy Leon
Career
Per 600 PA
1
60
Sumner Bowman
Careerverified
Per 600 PAverified
1
6
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Career
Per 600 PA
0
0
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
1
6
Izzy Leon
Career
Per 600 PA
0
0
Sumner Bowman
Careerverified
Per 600 PAverified
100
100
Izzy Leon
Career
Per 600 PA