Michael Kopech vs. Steve Slayton — Career Comparison

Michael Kopech built a career as a starting pitcher and Steve Slayton as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Steve Slayton posted stronger surface numbers — ERA 3.86 and WHIP 1.286 compared to 4.14 and 1.333 for Michael Kopech. By the career numbers, Steve Slayton had the better of this cross-role comparison — though era context would sharpen the verdict.