Jose Arredondo vs. Art Mahaffey — Career Comparison

Art Mahaffey built a career as a starting pitcher and Jose Arredondo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jose Arredondo led in run prevention (ERA+ 141 vs 90), home run suppression (HR9+ 120 vs 79), and skill-based run prevention (DICE+ 104 vs 90). Art Mahaffey held the edge in walk avoidance (BB%+ 94 vs 83). Role difference aside, Jose Arredondo holds a clear edge on every meaningful shared measure.