Michael Kopech vs. Roger Nelson — Career Comparison

Michael Kopech
MillenialTexasThrows RightBats RightNorth AmericaLos Angeles DodgersNational LeagueStarting Pitcher
Roger Nelson
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City RoyalsAmerican LeagueStarting Pitcher

The numbers give Roger Nelson a clear advantage over Michael Kopech across the core pitching metrics. Roger Nelson led in walk avoidance (BB%+ 139 vs 58), home run suppression (HR9+ 125 vs 83), and skill-based run prevention (DICE+ 112 vs 78). Michael Kopech held the edge in strikeout rate (K%+ 100 vs 98). Roger Nelson was the better starter — the numbers make that case clearly.

Pitching Stats for Michael Kopech and Roger Nelson

Michael Kopech
Career
Per 9 Innings
6
6
Roger Nelson
Careerverified
Per 9 Inningsverified
9
9
Michael Kopech
Careerverified
Per 9 Inningsverified
184
4.03
Roger Nelson
Career
Per 9 Innings
135
1.91
Michael Kopech
Career
Per 9 Inningsverified
60
1.31
Roger Nelson
Careerverified
Per 9 Innings
77
1.09
Michael Kopech
Career
Per 9 Inningsverified
21
0.46
Roger Nelson
Careerverified
Per 9 Innings
29
0.41
Michael Kopech
Career
Per 9 Innings
33
0.72
Roger Nelson
Careerverified
Per 9 Inningsverified
32
0.45
Michael Kopech
Career
Per 9 Innings
38.89
38.89
Roger Nelson
Careerverified
Per 9 Inningsverified
47.54
47.54
Michael Kopech
Career
Per 9 Innings
32.61
32.61
Roger Nelson
Careerverified
Per 9 Inningsverified
57.04
57.04
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Careerverified
Per 9 Inningsverified
20
0.28
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Careerverified
Per 9 Inningsverified
7
0.1
Michael Kopech
Careerverified
Per 9 Inningsverified
15
0.33
Roger Nelson
Career
Per 9 Innings
4
0.06
Michael Kopech
Careerverified
Per 9 Innings
189
4.14
Roger Nelson
Career
Per 9 Inningsverified
216
3.06
Michael Kopech
Career
Per 9 Innings
4.14
4.14
Roger Nelson
Careerverified
Per 9 Inningsverified
3.06
3.06
Michael Kopech
Career
Per 9 Innings
4.09
4.09
Roger Nelson
Careerverified
Per 9 Inningsverified
2.62
2.62
Michael Kopech
Career
Per 9 Innings
4.66
4.66
Roger Nelson
Careerverified
Per 9 Inningsverified
3.71
3.71
Michael Kopech
Careerverified
Per 9 Inningsverified
0.215
0.215
Roger Nelson
Career
Per 9 Innings
0.222
0.222
Michael Kopech
Career
Per 9 Innings
1233
27
Roger Nelson
Careerverified
Per 9 Innings
1909
27
Michael Kopech
Career
Per 9 Innings
411
9
Roger Nelson
Careerverified
Per 9 Innings
636.1
9
Michael Kopech
Careerverified
Per 9 Inningsverified
324
7.09
Roger Nelson
Career
Per 9 Innings
516
7.3
Michael Kopech
Careerverified
Per 9 Inningsverified
7.09
7.09
Roger Nelson
Career
Per 9 Innings
7.3
7.3
Michael Kopech
Career
Per 9 Innings
66
1.45
Roger Nelson
Careerverified
Per 9 Inningsverified
44
0.62
Michael Kopech
Career
Per 9 Innings
1.45
1.45
Roger Nelson
Careerverified
Per 9 Inningsverified
0.62
0.62
Michael Kopech
Career
Per 9 Innings
0.36
0.36
Roger Nelson
Careerverified
Per 9 Inningsverified
0.33
0.33
Michael Kopech
Career
Per 9 Innings
221
4.84
Roger Nelson
Careerverified
Per 9 Inningsverified
190
2.69
Michael Kopech
Careerverified
Per 9 Inningsverified
3
0.07
Roger Nelson
Career
Per 9 Innings
11
0.16
Michael Kopech
Career
Per 9 Innings
4.84
4.84
Roger Nelson
Careerverified
Per 9 Inningsverified
2.69
2.69
Michael Kopech
Careerverified
Per 9 Inningsverified
457
10.01
Roger Nelson
Career
Per 9 Innings
371
5.25
Michael Kopech
Careerverified
Per 9 Inningsverified
10.01
10.01
Roger Nelson
Career
Per 9 Innings
5.25
5.25
Michael Kopech
Career
Per 9 Innings
2.48
2.48
Roger Nelson
Careerverified
Per 9 Inningsverified
2.75
2.75
Michael Kopech
Careerverified
Per 9 Inningsverified
1.65
1.65
Roger Nelson
Career
Per 9 Innings
0.882
0.882
Michael Kopech
Careerverified
Per 9 Innings
24
0.53
Roger Nelson
Career
Per 9 Inningsverified
25
0.35
Michael Kopech
Career
Per 9 Innings
25
0.55
Roger Nelson
Careerverified
Per 9 Inningsverified
17
0.24
Michael Kopech
Career
Per 9 Innings
5
0.11
Roger Nelson
Careerverified
Per 9 Inningsverified
2
0.03
Michael Kopech
Career
Per 9 Inningsverified
1770
38.76
Roger Nelson
Careerverified
Per 9 Innings
2556
36.15
Michael Kopech
Careerverified
Per 9 Inningsverified
39
0.85
Roger Nelson
Career
Per 9 Innings
22
0.31
Michael Kopech
Careerverified
Per 9 Innings
198
4.34
Roger Nelson
Career
Per 9 Inningsverified
234
3.31
Michael Kopech
Career
Per 9 Innings
4.34
4.34
Roger Nelson
Careerverified
Per 9 Inningsverified
3.31
3.31
Michael Kopech
Careerverified
Per 9 Inningsverified
1
0.02
Roger Nelson
Career
Per 9 Innings
13
0.18
Michael Kopech
Career
Per 9 Innings
18
0.39
Roger Nelson
Careerverified
Per 9 Inningsverified
11
0.16
Michael Kopech
Careerverified
Per 9 Inningsverified
29
0.64
Roger Nelson
Career
Per 9 Innings
14
0.2
Michael Kopech
Career
Per 9 Innings
1.326
1.326
Roger Nelson
Careerverified
Per 9 Inningsverified
1.11
1.11
Michael Kopech
Career
Per 9 Inningsverified
1505
32.96
Roger Nelson
Careerverified
Per 9 Innings
2325
32.88
Michael Kopech
Careerverified
Per 9 Inningsverified
1.08
1.08
Roger Nelson
Career
Per 9 Innings
1.73
1.73
Michael Kopech
Career
Per 9 Innings
0.263
0.263
Roger Nelson
Careerverified
Per 9 Inningsverified
0.247
0.247
Michael Kopech
Careerverified
Per 9 Inningsverified
38.76
38.76
Roger Nelson
Career
Per 9 Innings
36.15
36.15

Fielding Stats for Michael Kopech and Roger Nelson

Michael Kopech
Career
Per 9 Innings
6
6
Roger Nelson
Careerverified
Per 9 Inningsverified
9
9
Michael Kopech
Careerverified
Per 9 Inningsverified
184
4.03
Roger Nelson
Career
Per 9 Innings
135
1.91
Michael Kopech
Career
Per 9 Inningsverified
60
1.31
Roger Nelson
Careerverified
Per 9 Innings
77
1.09
Michael Kopech
Career
Per 9 Innings
1233
27
Roger Nelson
Careerverified
Per 9 Innings
1908
27
Michael Kopech
Career
Per 9 Innings
411
9
Roger Nelson
Careerverified
Per 9 Innings
636
9
Michael Kopech
Career
Per 9 Innings
16
0.35
Roger Nelson
Careerverified
Per 9 Inningsverified
43
0.61
Michael Kopech
Career
Per 9 Innings
12
0.26
Roger Nelson
Careerverified
Per 9 Inningsverified
103
1.46
Michael Kopech
Careerverified
Per 9 Inningsverified
2
0.04
Roger Nelson
Career
Per 9 Innings
8
0.11
Michael Kopech
Career
Per 9 Innings
30
0.66
Roger Nelson
Careerverified
Per 9 Inningsverified
154
2.18
Michael Kopech
Career
Per 9 Innings
28
0.61
Roger Nelson
Careerverified
Per 9 Inningsverified
146
2.07
Michael Kopech
Career
Per 9 Innings
93.33
93.33
Roger Nelson
Careerverified
Per 9 Inningsverified
94.81
94.81
Michael Kopech
Career
Per 9 Innings
0.152
0.152
Roger Nelson
Careerverified
Per 9 Inningsverified
1.082
1.082
Michael Kopech
Career
Per 9 Innings
32.61
32.61
Roger Nelson
Careerverified
Per 9 Inningsverified
57.04
57.04
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Careerverified
Per 9 Inningsverified
8
0.11
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Career
Per 9 Innings
0
0
Michael Kopech
Career
Per 9 Innings
0
0
Roger Nelson
Career
Per 9 Innings
0
0

Hitting Stats for Michael Kopech and Roger Nelson

Michael Kopech
Career
Per 600 PA
6
6
Roger Nelson
Careerverified
Per 600 PAverified
9
9
Michael Kopech
Careerverified
Per 600 PAverified
184
110400
Roger Nelson
Career
Per 600 PA
135
389.42
Michael Kopech
Career
Per 600 PA
1
600
Roger Nelson
Careerverified
Per 600 PA
208
600
Michael Kopech
Career
Per 600 PAverified
1
600
Roger Nelson
Careerverified
Per 600 PA
180
519.23
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.128
0.128
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.392
0.392
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
23
66.35
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
22
63.46
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
1
2.88
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
1
2.88
Michael Kopech
Career
Per 600 PA
Roger Nelson
Careerverified
Per 600 PAverified
0.044
0.044
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
4.41
12.72
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
25
72.12
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
34
98.08
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.177
0.177
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.139
0.139
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.316
0.316
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.011
0.011
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.114
0.114
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.228
0.228
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
0.187
0.187
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
12
34.62
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
8
23.08
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
20
57.69
Michael Kopech
Career
Per 600 PA
-0.1
-60
Roger Nelson
Careerverified
Per 600 PAverified
1.5
4.33
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
11
31.73
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Careerverified
Per 600 PAverified
0
0
Roger Nelson
Career
Per 600 PA
58
167.31
Michael Kopech
Career
Per 600 PA
Roger Nelson
Careerverified
Per 600 PAverified
3.59
3.59
Michael Kopech
Career
Per 600 PA
Roger Nelson
Careerverified
Per 600 PAverified
0.19
0.19
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
16
46.15
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Careerverified
Per 600 PAverified
1
2.88
Michael Kopech
Careerverified
Per 600 PAverified
0
0
Roger Nelson
Career
Per 600 PA
1
2.88
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
0
0
Roger Nelson
Career
Per 600 PA
0
0
Michael Kopech
Career
Per 600 PA
Roger Nelson
Career
Per 600 PA