Roger Erickson vs. Michael Kopech — Career Comparison

Roger Erickson
Baby BoomersIllinoisThrows RightBats RightNorth AmericaMinnesota TwinsAmerican LeagueStarting Pitcher
Michael Kopech
MillenialTexasThrows RightBats RightNorth AmericaLos Angeles DodgersNational LeagueStarting Pitcher

The numbers give Roger Erickson a clear advantage over Michael Kopech across the core pitching metrics. Roger Erickson led in walk avoidance (BB%+ 117 vs 58), home run suppression (HR9+ 110 vs 83), and skill-based run prevention (DICE+ 103 vs 78). Michael Kopech held the edge in strikeout rate (K%+ 100 vs 89). Roger Erickson was the better starter — the numbers make that case clearly.

Pitching Stats for Roger Erickson and Michael Kopech

Roger Erickson
Career
Per 9 Innings
6
6
Michael Kopech
Career
Per 9 Innings
6
6
Roger Erickson
Career
Per 9 Innings
135
1.52
Michael Kopech
Careerverified
Per 9 Inningsverified
184
4.03
Roger Erickson
Careerverified
Per 9 Inningsverified
117
1.32
Michael Kopech
Career
Per 9 Innings
60
1.31
Roger Erickson
Careerverified
Per 9 Innings
35
0.39
Michael Kopech
Career
Per 9 Inningsverified
21
0.46
Roger Erickson
Career
Per 9 Inningsverified
53
0.6
Michael Kopech
Careerverified
Per 9 Innings
33
0.72
Roger Erickson
Careerverified
Per 9 Inningsverified
39.77
39.77
Michael Kopech
Career
Per 9 Innings
38.89
38.89
Roger Erickson
Careerverified
Per 9 Inningsverified
86.67
86.67
Michael Kopech
Career
Per 9 Innings
32.61
32.61
Roger Erickson
Careerverified
Per 9 Inningsverified
24
0.27
Michael Kopech
Career
Per 9 Innings
0
0
Roger Erickson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Erickson
Career
Per 9 Innings
1
0.01
Michael Kopech
Careerverified
Per 9 Inningsverified
15
0.33
Roger Erickson
Career
Per 9 Inningsverified
367
4.13
Michael Kopech
Careerverified
Per 9 Innings
189
4.14
Roger Erickson
Careerverified
Per 9 Inningsverified
4.13
4.13
Michael Kopech
Career
Per 9 Innings
4.14
4.14
Roger Erickson
Career
Per 9 Innings
4.17
4.17
Michael Kopech
Careerverified
Per 9 Inningsverified
4.09
4.09
Roger Erickson
Careerverified
Per 9 Inningsverified
4.19
4.19
Michael Kopech
Career
Per 9 Innings
4.66
4.66
Roger Erickson
Career
Per 9 Innings
0.277
0.277
Michael Kopech
Careerverified
Per 9 Inningsverified
0.215
0.215
Roger Erickson
Careerverified
Per 9 Innings
2398
27
Michael Kopech
Career
Per 9 Innings
1233
27
Roger Erickson
Careerverified
Per 9 Innings
799.1
9
Michael Kopech
Career
Per 9 Innings
411
9
Roger Erickson
Career
Per 9 Innings
868
9.77
Michael Kopech
Careerverified
Per 9 Inningsverified
324
7.09
Roger Erickson
Career
Per 9 Innings
9.77
9.77
Michael Kopech
Careerverified
Per 9 Inningsverified
7.09
7.09
Roger Erickson
Career
Per 9 Inningsverified
68
0.77
Michael Kopech
Careerverified
Per 9 Innings
66
1.45
Roger Erickson
Careerverified
Per 9 Inningsverified
0.77
0.77
Michael Kopech
Career
Per 9 Innings
1.45
1.45
Roger Erickson
Career
Per 9 Innings
0.5
0.5
Michael Kopech
Careerverified
Per 9 Inningsverified
0.36
0.36
Roger Erickson
Career
Per 9 Inningsverified
251
2.83
Michael Kopech
Careerverified
Per 9 Innings
221
4.84
Roger Erickson
Career
Per 9 Innings
9
0.1
Michael Kopech
Careerverified
Per 9 Inningsverified
3
0.07
Roger Erickson
Careerverified
Per 9 Inningsverified
2.83
2.83
Michael Kopech
Career
Per 9 Innings
4.84
4.84
Roger Erickson
Career
Per 9 Innings
365
4.11
Michael Kopech
Careerverified
Per 9 Inningsverified
457
10.01
Roger Erickson
Career
Per 9 Innings
4.11
4.11
Michael Kopech
Careerverified
Per 9 Inningsverified
10.01
10.01
Roger Erickson
Careerverified
Per 9 Inningsverified
2.7
2.7
Michael Kopech
Career
Per 9 Innings
2.48
2.48
Roger Erickson
Career
Per 9 Innings
0.771
0.771
Michael Kopech
Careerverified
Per 9 Inningsverified
1.65
1.65
Roger Erickson
Career
Per 9 Inningsverified
24
0.27
Michael Kopech
Career
Per 9 Innings
24
0.53
Roger Erickson
Careerverified
Per 9 Inningsverified
14
0.16
Michael Kopech
Career
Per 9 Innings
25
0.55
Roger Erickson
Career
Per 9 Innings
15
0.17
Michael Kopech
Careerverified
Per 9 Inningsverified
5
0.11
Roger Erickson
Careerverified
Per 9 Inningsverified
3451
38.86
Michael Kopech
Career
Per 9 Innings
1770
38.76
Roger Erickson
Career
Per 9 Innings
5
0.06
Michael Kopech
Careerverified
Per 9 Inningsverified
39
0.85
Roger Erickson
Career
Per 9 Innings
419
4.72
Michael Kopech
Careerverified
Per 9 Inningsverified
198
4.34
Roger Erickson
Career
Per 9 Innings
4.72
4.72
Michael Kopech
Careerverified
Per 9 Inningsverified
4.34
4.34
Roger Erickson
Career
Per 9 Innings
25
0.28
Michael Kopech
Careerverified
Per 9 Inningsverified
1
0.02
Roger Erickson
Career
Per 9 Inningsverified
32
0.36
Michael Kopech
Careerverified
Per 9 Innings
18
0.39
Roger Erickson
Careerverified
Per 9 Inningsverified
60
0.68
Michael Kopech
Career
Per 9 Innings
29
0.64
Roger Erickson
Career
Per 9 Innings
1.4
1.4
Michael Kopech
Careerverified
Per 9 Inningsverified
1.326
1.326
Roger Erickson
Careerverified
Per 9 Inningsverified
3129
35.23
Michael Kopech
Career
Per 9 Innings
1505
32.96
Roger Erickson
Career
Per 9 Innings
3.1
3.1
Michael Kopech
Careerverified
Per 9 Inningsverified
1.08
1.08
Roger Erickson
Career
Per 9 Innings
0.297
0.297
Michael Kopech
Careerverified
Per 9 Inningsverified
0.263
0.263
Roger Erickson
Careerverified
Per 9 Inningsverified
38.86
38.86
Michael Kopech
Career
Per 9 Innings
38.76
38.76

Fielding Stats for Roger Erickson and Michael Kopech

Roger Erickson
Career
Per 9 Innings
6
6
Michael Kopech
Career
Per 9 Innings
6
6
Roger Erickson
Career
Per 9 Innings
135
1.52
Michael Kopech
Careerverified
Per 9 Inningsverified
184
4.03
Roger Erickson
Careerverified
Per 9 Inningsverified
117
1.32
Michael Kopech
Career
Per 9 Innings
60
1.31
Roger Erickson
Careerverified
Per 9 Innings
2398
27
Michael Kopech
Career
Per 9 Innings
1233
27
Roger Erickson
Careerverified
Per 9 Innings
799.1
9
Michael Kopech
Career
Per 9 Innings
411
9
Roger Erickson
Careerverified
Per 9 Inningsverified
48
0.54
Michael Kopech
Career
Per 9 Innings
16
0.35
Roger Erickson
Careerverified
Per 9 Inningsverified
118
1.33
Michael Kopech
Career
Per 9 Innings
12
0.26
Roger Erickson
Career
Per 9 Innings
11
0.12
Michael Kopech
Careerverified
Per 9 Inningsverified
2
0.04
Roger Erickson
Careerverified
Per 9 Inningsverified
177
1.99
Michael Kopech
Career
Per 9 Innings
30
0.66
Roger Erickson
Careerverified
Per 9 Inningsverified
166
1.87
Michael Kopech
Career
Per 9 Innings
28
0.61
Roger Erickson
Careerverified
Per 9 Inningsverified
93.79
93.79
Michael Kopech
Career
Per 9 Innings
93.33
93.33
Roger Erickson
Careerverified
Per 9 Inningsverified
1.23
1.23
Michael Kopech
Career
Per 9 Innings
0.152
0.152
Roger Erickson
Careerverified
Per 9 Inningsverified
86.67
86.67
Michael Kopech
Career
Per 9 Innings
32.61
32.61
Roger Erickson
Careerverified
Per 9 Inningsverified
9
0.1
Michael Kopech
Career
Per 9 Innings
0
0
Roger Erickson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Erickson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Erickson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Erickson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0

Hitting Stats for Roger Erickson and Michael Kopech

Roger Erickson
Career
Per 600 PA
6
Michael Kopech
Career
Per 600 PAverified
6
6
Roger Erickson
Career
Per 600 PA
136
Michael Kopech
Careerverified
Per 600 PAverified
184
110400
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Careerverified
Per 600 PAverified
1
600
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Careerverified
Per 600 PAverified
1
600
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Careerverified
Per 600 PAverified
-0.1
-60
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Erickson
Career
Per 600 PA
Michael Kopech
Career
Per 600 PA