Michael Kopech vs. Kazuhiro Sasaki — Career Comparison

Michael Kopech built a career as a starting pitcher and Kazuhiro Sasaki as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Kazuhiro Sasaki led in walk avoidance (BB%+ 141 vs 58), strikeout rate (K%+ 159 vs 100), and run prevention (ERA+ 152 vs 95). Role difference aside, Kazuhiro Sasaki holds a clear edge on every meaningful shared measure.