Alfredo Aceves vs. Dan Petry — Career Comparison

Dan Petry built a career as a starting pitcher and Alfredo Aceves as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Alfredo Aceves led in walk avoidance (BB%+ 118 vs 82), home run suppression (HR9+ 96 vs 77), and run prevention (ERA+ 106 vs 90). Role difference aside, Alfredo Aceves holds a clear edge on every meaningful shared measure.