Andrew Chafin vs. Michael Kopech — Career Comparison

Michael Kopech built a career as a starting pitcher and Andrew Chafin as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Andrew Chafin led in home run suppression (HR9+ 146 vs 83), skill-based run prevention (DICE+ 116 vs 78), and walk avoidance (BB%+ 91 vs 58). Role difference aside, Andrew Chafin holds a clear edge on every meaningful shared measure.