Jonathan Holder vs. Mark Prior — Career Comparison

Mark Prior built a career as a starting pitcher and Jonathan Holder 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 100), run prevention (ERA+ 133 vs 104), and skill-based run prevention (DICE+ 137 vs 117). Jonathan Holder held the edge in walk avoidance (BB%+ 159 vs 110). Keeping the role difference in mind, the edge still goes to Mark Prior.