Mike Dunn vs. Michael Kopech — Career Comparison

Michael Kopech built a career as a starting pitcher and Mike Dunn as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Dunn led in walk avoidance (BB%+ 89 vs 58), skill-based run prevention (DICE+ 95 vs 78), and home run suppression (HR9+ 96 vs 83). Role difference aside, Mike Dunn holds a clear edge on every meaningful shared measure.