Jake Arrieta vs. Calvin Schiraldi — Career Comparison

Jake Arrieta built a career as a starting pitcher and Calvin Schiraldi as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Calvin Schiraldi led in run prevention (ERA+ 128 vs 87), strikeout rate (K%+ 130 vs 91), and skill-based run prevention (DICE+ 102 vs 90). Jake Arrieta held the edge in home run suppression (HR9+ 95 vs 86). Role difference aside, Calvin Schiraldi holds a clear edge on every meaningful shared measure.