Jeremy Affeldt vs. Dave Rozema — Career Comparison

Dave Rozema built a career as a starting pitcher and Jeremy Affeldt as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dave Rozema led in walk avoidance (BB%+ 160 vs 87), run prevention (ERA+ 114 vs 98), and skill-based run prevention (DICE+ 99 vs 89). Jeremy Affeldt held the edge in home run suppression (HR9+ 118 vs 92). Keeping the role difference in mind, the edge still goes to Dave Rozema.