Albert Abreu vs. Art Mahaffey — Career Comparison

Art Mahaffey built a career as a starting pitcher and Albert Abreu as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Art Mahaffey led in walk avoidance (BB%+ 94 vs 75), skill-based run prevention (DICE+ 90 vs 76), and strikeout rate (K%+ 102 vs 94). Albert Abreu held the edge in run prevention (ERA+ 96 vs 90). Role difference aside, Art Mahaffey holds a clear edge on every meaningful shared measure.