Jim Perry vs. Calvin Schiraldi — Career Comparison

Jim Perry 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 strikeout rate (K%+ 130 vs 74), run prevention (ERA+ 128 vs 88), and skill-based run prevention (DICE+ 102 vs 85). Jim Perry held the edge in walk avoidance (BB%+ 108 vs 90). Role difference aside, Calvin Schiraldi holds a clear edge on every meaningful shared measure.