Pedro Martinez vs. Denny Riddleberger — Career Comparison

Pedro Martinez built a career as a starting pitcher and Denny Riddleberger as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Pedro Martinez led in home run suppression (HR9+ 102 vs 70), strikeout rate (K%+ 141 vs 115), and skill-based run prevention (DICE+ 113 vs 93). Denny Riddleberger held the edge in run prevention (ERA+ 118 vs 109). Role difference aside, Pedro Martinez holds a clear edge on every meaningful shared measure.