Bobby Castillo vs. Jake Peavy — Career Comparison

Jake Peavy built a career as a starting pitcher and Bobby Castillo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jake Peavy led in walk avoidance (BB%+ 110 vs 85), run prevention (ERA+ 99 vs 88), and skill-based run prevention (DICE+ 96 vs 91). Bobby Castillo held the edge in strikeout rate (K%+ 106 vs 100). Role difference aside, Jake Peavy holds a clear edge on every meaningful shared measure.