Diego Castillo vs. Rich Hill — Career Comparison

Rich Hill built a career as a starting pitcher and Diego Castillo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Diego Castillo led in run prevention (ERA+ 131 vs 103), home run suppression (HR9+ 112 vs 96), and skill-based run prevention (DICE+ 116 vs 101). Role difference aside, Diego Castillo holds a clear edge on every meaningful shared measure.