Jason Bergmann vs. Bob Macdonald — Career Comparison

Jason Bergmann built a career as a starting pitcher and Bob Macdonald as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bob Macdonald led in home run suppression (HR9+ 90 vs 72), run prevention (ERA+ 101 vs 94), and skill-based run prevention (DICE+ 94 vs 89). Jason Bergmann held the edge in strikeout rate (K%+ 100 vs 90). Keeping the role difference in mind, the edge still goes to Bob Macdonald.