Tyler Duffey vs. Mark Leiter — Career Comparison

Tyler Duffey
MillenialTexasThrows RightBats RightNorth AmericaMinnesota TwinsAmerican LeagueRelief Pitcher
Mark Leiter
Baby BoomersIllinoisThrows RightBats RightNorth AmericaDetroit TigersAmerican LeagueStarting Pitcher

Mark Leiter built a career as a starting pitcher and Tyler Duffey as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Tyler Duffey led in home run suppression (HR9+ 119 vs 80), walk avoidance (BB%+ 122 vs 105), and skill-based run prevention (DICE+ 104 vs 93). Mark Leiter held the edge in strikeout rate (K%+ 107 vs 93). Role difference aside, Tyler Duffey holds a clear edge on every meaningful shared measure.

Pitching Stats for Tyler Duffey and Mark Leiter

Tyler Duffey
Career
Per 9 Innings
10
10
Mark Leiter
Careerverified
Per 9 Inningsverified
11
11
Tyler Duffey
Career
Per 9 Inningsverified
305
5.65
Mark Leiter
Careerverified
Per 9 Innings
335
2.55
Tyler Duffey
Career
Per 9 Innings
37
0.69
Mark Leiter
Careerverified
Per 9 Inningsverified
149
1.13
Tyler Duffey
Career
Per 9 Inningsverified
30
0.56
Mark Leiter
Careerverified
Per 9 Innings
65
0.49
Tyler Duffey
Careerverified
Per 9 Inningsverified
27
0.5
Mark Leiter
Career
Per 9 Innings
73
0.55
Tyler Duffey
Careerverified
Per 9 Inningsverified
52.63
52.63
Mark Leiter
Career
Per 9 Innings
47.1
47.1
Tyler Duffey
Career
Per 9 Innings
12.13
12.13
Mark Leiter
Careerverified
Per 9 Inningsverified
44.48
44.48
Tyler Duffey
Career
Per 9 Innings
0
0
Mark Leiter
Careerverified
Per 9 Inningsverified
15
0.11
Tyler Duffey
Career
Per 9 Innings
0
0
Mark Leiter
Careerverified
Per 9 Inningsverified
1
0.01
Tyler Duffey
Career
Per 9 Innings
6
0.11
Mark Leiter
Careerverified
Per 9 Inningsverified
26
0.2
Tyler Duffey
Careerverified
Per 9 Innings
247
4.57
Mark Leiter
Career
Per 9 Innings
602
4.57
Tyler Duffey
Career
Per 9 Innings
4.57
4.57
Mark Leiter
Career
Per 9 Innings
4.57
4.57
Tyler Duffey
Careerverified
Per 9 Inningsverified
4.01
4.01
Mark Leiter
Career
Per 9 Innings
4.41
4.41
Tyler Duffey
Careerverified
Per 9 Inningsverified
3.81
3.81
Mark Leiter
Career
Per 9 Innings
4.46
4.46
Tyler Duffey
Careerverified
Per 9 Inningsverified
0.257
0.257
Mark Leiter
Career
Per 9 Innings
0.265
0.265
Tyler Duffey
Career
Per 9 Innings
1458
27
Mark Leiter
Careerverified
Per 9 Innings
3553
27
Tyler Duffey
Career
Per 9 Innings
486
9
Mark Leiter
Careerverified
Per 9 Innings
1184.1
9
Tyler Duffey
Careerverified
Per 9 Inningsverified
486
9
Mark Leiter
Career
Per 9 Innings
1205
9.16
Tyler Duffey
Careerverified
Per 9 Inningsverified
9
9
Mark Leiter
Career
Per 9 Innings
9.16
9.16
Tyler Duffey
Careerverified
Per 9 Innings
67
1.24
Mark Leiter
Career
Per 9 Inningsverified
155
1.18
Tyler Duffey
Career
Per 9 Innings
1.24
1.24
Mark Leiter
Careerverified
Per 9 Inningsverified
1.18
1.18
Tyler Duffey
Careerverified
Per 9 Inningsverified
0.22
0.22
Mark Leiter
Career
Per 9 Innings
0.46
0.46
Tyler Duffey
Careerverified
Per 9 Inningsverified
145
2.69
Mark Leiter
Career
Per 9 Innings
424
3.22
Tyler Duffey
Careerverified
Per 9 Inningsverified
11
0.2
Mark Leiter
Career
Per 9 Innings
43
0.33
Tyler Duffey
Careerverified
Per 9 Inningsverified
2.69
2.69
Mark Leiter
Career
Per 9 Innings
3.22
3.22
Tyler Duffey
Career
Per 9 Inningsverified
479
8.87
Mark Leiter
Careerverified
Per 9 Innings
892
6.78
Tyler Duffey
Careerverified
Per 9 Inningsverified
8.87
8.87
Mark Leiter
Career
Per 9 Innings
6.78
6.78
Tyler Duffey
Career
Per 9 Innings
1.57
1.57
Mark Leiter
Careerverified
Per 9 Inningsverified
2.66
2.66
Tyler Duffey
Careerverified
Per 9 Inningsverified
1.284
1.284
Mark Leiter
Career
Per 9 Innings
1.111
1.111
Tyler Duffey
Careerverified
Per 9 Innings
26
0.48
Mark Leiter
Career
Per 9 Inningsverified
46
0.35
Tyler Duffey
Careerverified
Per 9 Inningsverified
16
0.3
Mark Leiter
Career
Per 9 Innings
75
0.57
Tyler Duffey
Careerverified
Per 9 Inningsverified
2
0.04
Mark Leiter
Career
Per 9 Innings
9
0.07
Tyler Duffey
Career
Per 9 Innings
2073
38.39
Mark Leiter
Careerverified
Per 9 Inningsverified
5154
39.17
Tyler Duffey
Career
Per 9 Inningsverified
40
0.74
Mark Leiter
Careerverified
Per 9 Innings
88
0.67
Tyler Duffey
Careerverified
Per 9 Inningsverified
270
5
Mark Leiter
Career
Per 9 Innings
664
5.05
Tyler Duffey
Careerverified
Per 9 Inningsverified
5
5
Mark Leiter
Career
Per 9 Innings
5.05
5.05
Tyler Duffey
Careerverified
Per 9 Inningsverified
8
0.15
Mark Leiter
Career
Per 9 Innings
59
0.45
Tyler Duffey
Careerverified
Per 9 Inningsverified
11
0.2
Mark Leiter
Career
Per 9 Innings
48
0.36
Tyler Duffey
Career
Per 9 Inningsverified
44
0.81
Mark Leiter
Careerverified
Per 9 Innings
76
0.58
Tyler Duffey
Careerverified
Per 9 Inningsverified
1.298
1.298
Mark Leiter
Career
Per 9 Innings
1.376
1.376
Tyler Duffey
Career
Per 9 Inningsverified
1893
35.06
Mark Leiter
Careerverified
Per 9 Innings
4548
34.56
Tyler Duffey
Careerverified
Per 9 Inningsverified
0.89
0.89
Mark Leiter
Career
Per 9 Innings
1.98
1.98
Tyler Duffey
Career
Per 9 Innings
0.311
0.311
Mark Leiter
Careerverified
Per 9 Inningsverified
0.3
0.3
Tyler Duffey
Career
Per 9 Innings
38.39
38.39
Mark Leiter
Careerverified
Per 9 Inningsverified
39.17
39.17

Fielding Stats for Tyler Duffey and Mark Leiter

Tyler Duffey
Career
Per 9 Innings
10
10
Mark Leiter
Careerverified
Per 9 Inningsverified
11
11
Tyler Duffey
Career
Per 9 Inningsverified
305
5.65
Mark Leiter
Careerverified
Per 9 Innings
335
2.55
Tyler Duffey
Career
Per 9 Innings
37
0.69
Mark Leiter
Careerverified
Per 9 Inningsverified
149
1.13
Tyler Duffey
Career
Per 9 Innings
1458
27
Mark Leiter
Careerverified
Per 9 Innings
3553
27
Tyler Duffey
Career
Per 9 Innings
486
9
Mark Leiter
Careerverified
Per 9 Innings
1184.1
9
Tyler Duffey
Career
Per 9 Inningsverified
27
0.5
Mark Leiter
Careerverified
Per 9 Innings
62
0.47
Tyler Duffey
Career
Per 9 Innings
47
0.87
Mark Leiter
Careerverified
Per 9 Inningsverified
156
1.19
Tyler Duffey
Careerverified
Per 9 Innings
6
0.11
Mark Leiter
Career
Per 9 Innings
15
0.11
Tyler Duffey
Career
Per 9 Innings
80
1.48
Mark Leiter
Careerverified
Per 9 Inningsverified
233
1.77
Tyler Duffey
Career
Per 9 Innings
74
1.37
Mark Leiter
Careerverified
Per 9 Inningsverified
218
1.66
Tyler Duffey
Career
Per 9 Innings
92.5
92.5
Mark Leiter
Careerverified
Per 9 Inningsverified
93.56
93.56
Tyler Duffey
Career
Per 9 Innings
0.243
0.243
Mark Leiter
Careerverified
Per 9 Inningsverified
0.651
0.651
Tyler Duffey
Career
Per 9 Innings
12.13
12.13
Mark Leiter
Careerverified
Per 9 Inningsverified
44.48
44.48
Tyler Duffey
Career
Per 9 Innings
1
0.02
Mark Leiter
Careerverified
Per 9 Inningsverified
13
0.1
Tyler Duffey
Career
Per 9 Innings
0
0
Mark Leiter
Career
Per 9 Innings
0
0
Tyler Duffey
Career
Per 9 Innings
0
0
Mark Leiter
Career
Per 9 Innings
0
0
Tyler Duffey
Career
Per 9 Innings
0
0
Mark Leiter
Career
Per 9 Innings
0
0
Tyler Duffey
Career
Per 9 Innings
0
0
Mark Leiter
Career
Per 9 Innings
0
0

Hitting Stats for Tyler Duffey and Mark Leiter

Tyler Duffey
Career
Per 600 PA
10
10
Mark Leiter
Careerverified
Per 600 PAverified
11
11
Tyler Duffey
Career
Per 600 PAverified
305
91500
Mark Leiter
Careerverified
Per 600 PA
335
893.33
Tyler Duffey
Career
Per 600 PA
2
600
Mark Leiter
Careerverified
Per 600 PA
225
600
Tyler Duffey
Career
Per 600 PA
1
300
Mark Leiter
Careerverified
Per 600 PAverified
188
501.33
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.112
0.112
Tyler Duffey
Careerverified
Per 600 PAverified
0.5
0.5
Mark Leiter
Career
Per 600 PA
0.376
0.376
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
21
56
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
20
53.33
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
1
2.67
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
1
2.67
Tyler Duffey
Career
Per 600 PA
Mark Leiter
Careerverified
Per 600 PAverified
0.048
0.048
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
2.88
7.68
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
22
58.67
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
30
80
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.152
0.152
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.117
0.117
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.269
0.269
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.005
0.005
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.098
0.098
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.182
0.182
Tyler Duffey
Career
Per 600 PA
Mark Leiter
Careerverified
Per 600 PAverified
0.244
0.244
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
8
21.33
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
14
37.33
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
22
58.67
Tyler Duffey
Careerverified
Per 600 PA
-0.08
-23.84
Mark Leiter
Career
Per 600 PAverified
-2.58
-6.88
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
9
24
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Careerverified
Per 600 PA
1
300
Mark Leiter
Career
Per 600 PAverified
102
272
Tyler Duffey
Career
Per 600 PA
2
2
Mark Leiter
Careerverified
Per 600 PAverified
2.21
2.21
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Careerverified
Per 600 PAverified
0.09
0.09
Tyler Duffey
Career
Per 600 PAverified
1
300
Mark Leiter
Careerverified
Per 600 PA
28
74.67
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Careerverified
Per 600 PAverified
0
0
Mark Leiter
Career
Per 600 PA
3
8
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
0
0
Mark Leiter
Career
Per 600 PA
0
0
Tyler Duffey
Career
Per 600 PA
Mark Leiter
Career
Per 600 PA