Michael Kopech vs. Ed Sprague — Career Comparison

Michael Kopech built a career as a starting pitcher and Ed Sprague as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ed Sprague led in walk avoidance (BB%+ 76 vs 58), home run suppression (HR9+ 100 vs 83), and skill-based run prevention (DICE+ 81 vs 78). Michael Kopech held the edge in strikeout rate (K%+ 100 vs 65). Keeping the role difference in mind, the edge still goes to Ed Sprague.