Aaron Heilman vs. Robin Roberts — Career Comparison

Robin Roberts built a career as a starting pitcher and Aaron Heilman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Robin Roberts led in walk avoidance (BB%+ 166 vs 100), run prevention (ERA+ 88 vs 77), and skill-based run prevention (DICE+ 93 vs 83). Aaron Heilman held the edge in strikeout rate (K%+ 99 vs 84). Role difference aside, Robin Roberts holds a clear edge on every meaningful shared measure.