John D'Acquisto vs. B. J. Ryan — Career Comparison

John D'Acquisto built a career as a starting pitcher and B. J. Ryan as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. B. J. Ryan led in home run suppression (HR9+ 200 vs 111), skill-based run prevention (DICE+ 114 vs 83), and run prevention (ERA+ 108 vs 79). Role difference aside, B. J. Ryan holds a clear edge on every meaningful shared measure.