Art Mahaffey vs. Trevor Megill — Career Comparison

Art Mahaffey built a career as a starting pitcher and Trevor Megill as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Trevor Megill led in home run suppression (HR9+ 144 vs 79), skill-based run prevention (DICE+ 136 vs 90), and run prevention (ERA+ 130 vs 90). Role difference aside, Trevor Megill holds a clear edge on every meaningful shared measure.