David Peterson vs. Calvin Schiraldi — Career Comparison

David Peterson 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 109), run prevention (ERA+ 128 vs 110), and walk avoidance (BB%+ 90 vs 81). David Peterson held the edge in home run suppression (HR9+ 157 vs 86). Keeping the role difference in mind, the edge still goes to Calvin Schiraldi.