Dan Petry vs. John Riedling — Career Comparison

Dan Petry built a career as a starting pitcher and John Riedling as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. John Riedling led in home run suppression (HR9+ 165 vs 77), skill-based run prevention (DICE+ 96 vs 82), and run prevention (ERA+ 104 vs 90). Dan Petry held the edge in strikeout rate (K%+ 80 vs 76). Role difference aside, John Riedling holds a clear edge on every meaningful shared measure.