Michael Kopech vs. Mike Williams — Career Comparison

Michael Kopech built a career as a starting pitcher and Mike Williams as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Williams led in walk avoidance (BB%+ 90 vs 58), home run suppression (HR9+ 96 vs 83), and skill-based run prevention (DICE+ 89 vs 78). Michael Kopech held the edge in strikeout rate (K%+ 100 vs 84). Keeping the role difference in mind, the edge still goes to Mike Williams.