Jason Foley vs. Mark Prior — Career Comparison

Mark Prior built a career as a starting pitcher and Jason Foley as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Prior led in strikeout rate (K%+ 170 vs 77), run prevention (ERA+ 133 vs 126), and skill-based run prevention (DICE+ 137 vs 133). Jason Foley held the edge in home run suppression (HR9+ 288 vs 112). Keeping the role difference in mind, the edge still goes to Mark Prior.