Aaron Heilman vs. Jack Leiter — Career Comparison

Aaron Heilman
Gen XIndianaThrows RightBats RightNorth AmericaNew York MetsNational LeagueRelief Pitcher
Jack Leiter
Gen ZFloridaThrows RightBats RightNorth AmericaTexas RangersAmerican LeagueStarting Pitcher

Jack Leiter built a career as a starting pitcher and Aaron Heilman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Aaron Heilman posted stronger surface numbers — ERA 4.4 and WHIP 1.402 compared to 4.8 and 1.361 for Jack Leiter. By the career numbers, Aaron Heilman had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Aaron Heilman and Jack Leiter

Aaron Heilman
Careerverified
Per 9 Inningsverified
9
9
Jack Leiter
Career
Per 9 Innings
2
2
Aaron Heilman
Careerverified
Per 9 Inningsverified
477
6.81
Jack Leiter
Career
Per 9 Innings
38
1.83
Aaron Heilman
Career
Per 9 Innings
25
0.36
Jack Leiter
Careerverified
Per 9 Inningsverified
35
1.68
Aaron Heilman
Careerverified
Per 9 Inningsverified
35
0.5
Jack Leiter
Career
Per 9 Innings
10
0.48
Aaron Heilman
Career
Per 9 Innings
46
0.66
Jack Leiter
Careerverified
Per 9 Inningsverified
13
0.62
Aaron Heilman
Career
Per 9 Innings
43.21
43.21
Jack Leiter
Careerverified
Per 9 Inningsverified
43.48
43.48
Aaron Heilman
Career
Per 9 Innings
5.24
5.24
Jack Leiter
Careerverified
Per 9 Inningsverified
92.11
92.11
Aaron Heilman
Careerverified
Per 9 Inningsverified
1
0.01
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Careerverified
Per 9 Inningsverified
1
0.01
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Careerverified
Per 9 Inningsverified
16
0.23
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Career
Per 9 Inningsverified
308
4.4
Jack Leiter
Careerverified
Per 9 Innings
100
4.8
Aaron Heilman
Careerverified
Per 9 Inningsverified
4.4
4.4
Jack Leiter
Career
Per 9 Innings
4.8
4.8
Aaron Heilman
Careerverified
Per 9 Inningsverified
4.08
4.08
Jack Leiter
Career
Per 9 Innings
4.12
4.12
Aaron Heilman
Careerverified
Per 9 Inningsverified
4.12
4.12
Jack Leiter
Career
Per 9 Innings
4.3
4.3
Aaron Heilman
Career
Per 9 Innings
0.253
0.253
Jack Leiter
Careerverified
Per 9 Inningsverified
0.238
0.238
Aaron Heilman
Careerverified
Per 9 Innings
1890
27
Jack Leiter
Career
Per 9 Innings
562
27
Aaron Heilman
Careerverified
Per 9 Innings
630
9
Jack Leiter
Career
Per 9 Innings
187.1
9
Aaron Heilman
Career
Per 9 Innings
602
8.6
Jack Leiter
Careerverified
Per 9 Inningsverified
171
8.22
Aaron Heilman
Career
Per 9 Innings
8.6
8.6
Jack Leiter
Careerverified
Per 9 Inningsverified
8.22
8.22
Aaron Heilman
Career
Per 9 Inningsverified
72
1.03
Jack Leiter
Careerverified
Per 9 Innings
25
1.2
Aaron Heilman
Careerverified
Per 9 Inningsverified
1.03
1.03
Jack Leiter
Career
Per 9 Innings
1.2
1.2
Aaron Heilman
Careerverified
Per 9 Inningsverified
0.15
0.15
Jack Leiter
Career
Per 9 Innings
0.66
0.66
Aaron Heilman
Career
Per 9 Inningsverified
256
3.66
Jack Leiter
Careerverified
Per 9 Innings
84
4.04
Aaron Heilman
Career
Per 9 Innings
25
0.36
Jack Leiter
Careerverified
Per 9 Inningsverified
0
0
Aaron Heilman
Careerverified
Per 9 Inningsverified
3.66
3.66
Jack Leiter
Career
Per 9 Innings
4.04
4.04
Aaron Heilman
Careerverified
Per 9 Innings
548
7.83
Jack Leiter
Career
Per 9 Inningsverified
179
8.6
Aaron Heilman
Career
Per 9 Innings
7.83
7.83
Jack Leiter
Careerverified
Per 9 Inningsverified
8.6
8.6
Aaron Heilman
Career
Per 9 Innings
1.15
1.15
Jack Leiter
Careerverified
Per 9 Inningsverified
4.71
4.71
Aaron Heilman
Career
Per 9 Innings
1.276
1.276
Jack Leiter
Careerverified
Per 9 Inningsverified
1.404
1.404
Aaron Heilman
Career
Per 9 Inningsverified
27
0.39
Jack Leiter
Careerverified
Per 9 Innings
13
0.62
Aaron Heilman
Career
Per 9 Innings
33
0.47
Jack Leiter
Careerverified
Per 9 Inningsverified
8
0.38
Aaron Heilman
Career
Per 9 Inningsverified
1
0.01
Jack Leiter
Career
Per 9 Innings
1
0.05
Aaron Heilman
Careerverified
Per 9 Innings
2730
39
Jack Leiter
Career
Per 9 Inningsverified
819
39.35
Aaron Heilman
Careerverified
Per 9 Inningsverified
132
1.89
Jack Leiter
Career
Per 9 Innings
1
0.05
Aaron Heilman
Career
Per 9 Inningsverified
330
4.71
Jack Leiter
Careerverified
Per 9 Innings
108
5.19
Aaron Heilman
Careerverified
Per 9 Inningsverified
4.71
4.71
Jack Leiter
Career
Per 9 Innings
5.19
5.19
Aaron Heilman
Career
Per 9 Innings
41
0.59
Jack Leiter
Careerverified
Per 9 Inningsverified
2
0.1
Aaron Heilman
Career
Per 9 Inningsverified
16
0.23
Jack Leiter
Careerverified
Per 9 Innings
5
0.24
Aaron Heilman
Careerverified
Per 9 Inningsverified
50
0.71
Jack Leiter
Career
Per 9 Innings
10
0.48
Aaron Heilman
Career
Per 9 Innings
1.362
1.362
Jack Leiter
Careerverified
Per 9 Inningsverified
1.361
1.361
Aaron Heilman
Careerverified
Per 9 Innings
2384
34.06
Jack Leiter
Career
Per 9 Inningsverified
720
34.59
Aaron Heilman
Careerverified
Per 9 Inningsverified
0.69
0.69
Jack Leiter
Career
Per 9 Innings
2.84
2.84
Aaron Heilman
Career
Per 9 Innings
0.301
0.301
Jack Leiter
Careerverified
Per 9 Inningsverified
0.283
0.283
Aaron Heilman
Career
Per 9 Innings
39
39
Jack Leiter
Careerverified
Per 9 Inningsverified
39.35
39.35

Fielding Stats for Aaron Heilman and Jack Leiter

Aaron Heilman
Careerverified
Per 9 Inningsverified
9
9
Jack Leiter
Career
Per 9 Innings
2
2
Aaron Heilman
Careerverified
Per 9 Inningsverified
477
6.81
Jack Leiter
Career
Per 9 Innings
38
1.83
Aaron Heilman
Career
Per 9 Innings
25
0.36
Jack Leiter
Careerverified
Per 9 Inningsverified
35
1.68
Aaron Heilman
Careerverified
Per 9 Innings
1890
27
Jack Leiter
Career
Per 9 Innings
562
27
Aaron Heilman
Careerverified
Per 9 Innings
630
9
Jack Leiter
Career
Per 9 Innings
187.1
9
Aaron Heilman
Careerverified
Per 9 Innings
32
0.46
Jack Leiter
Career
Per 9 Inningsverified
17
0.82
Aaron Heilman
Careerverified
Per 9 Inningsverified
111
1.59
Jack Leiter
Career
Per 9 Innings
11
0.53
Aaron Heilman
Career
Per 9 Innings
8
0.11
Jack Leiter
Careerverified
Per 9 Inningsverified
1
0.05
Aaron Heilman
Careerverified
Per 9 Inningsverified
151
2.16
Jack Leiter
Career
Per 9 Innings
29
1.39
Aaron Heilman
Careerverified
Per 9 Inningsverified
143
2.04
Jack Leiter
Career
Per 9 Innings
28
1.35
Aaron Heilman
Career
Per 9 Innings
94.7
94.7
Jack Leiter
Careerverified
Per 9 Inningsverified
96.55
96.55
Aaron Heilman
Career
Per 9 Innings
0.3
0.3
Jack Leiter
Careerverified
Per 9 Inningsverified
0.737
0.737
Aaron Heilman
Career
Per 9 Innings
5.24
5.24
Jack Leiter
Careerverified
Per 9 Inningsverified
92.11
92.11
Aaron Heilman
Careerverified
Per 9 Inningsverified
6
0.09
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Career
Per 9 Innings
0
0
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Career
Per 9 Innings
0
0
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Career
Per 9 Innings
0
0
Jack Leiter
Career
Per 9 Innings
0
0
Aaron Heilman
Career
Per 9 Innings
0
0
Jack Leiter
Career
Per 9 Innings
0
0

Hitting Stats for Aaron Heilman and Jack Leiter

Aaron Heilman
Careerverified
Per 600 PAverified
9
9
Jack Leiter
Career
Per 600 PA
2
2
Aaron Heilman
Careerverified
Per 600 PA
477
5300
Jack Leiter
Career
Per 600 PAverified
39
23400
Aaron Heilman
Careerverified
Per 600 PA
54
600
Jack Leiter
Career
Per 600 PA
1
600
Aaron Heilman
Careerverified
Per 600 PA
47
522.22
Jack Leiter
Career
Per 600 PAverified
1
600
Aaron Heilman
Careerverified
Per 600 PAverified
0.021
0.021
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.185
0.185
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
1
11.11
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
1
11.11
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
Aaron Heilman
Careerverified
Per 600 PAverified
0.07
0.78
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
1
11.11
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
3
33.33
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.061
0.061
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.021
0.021
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.083
0.083
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.033
0.033
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.065
0.065
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
0.044
0.044
Jack Leiter
Career
Per 600 PA
Aaron Heilman
Careerverified
Per 600 PAverified
1
11.11
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
1
11.11
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
2
22.22
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PAverified
-3.49
-38.79
Jack Leiter
Careerverified
Per 600 PA
-0.11
-66.4
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
2
22.22
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PAverified
24
266.67
Jack Leiter
Careerverified
Per 600 PA
1
600
Aaron Heilman
Careerverified
Per 600 PAverified
2.25
2.25
Jack Leiter
Career
Per 600 PA
1
1
Aaron Heilman
Careerverified
Per 600 PAverified
0.08
0.08
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Careerverified
Per 600 PAverified
5
55.56
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
0
0
Jack Leiter
Career
Per 600 PA
0
0
Aaron Heilman
Career
Per 600 PA
Jack Leiter
Career
Per 600 PA