Art Mahaffey vs. Pedro Martinez — Career Comparison

Art Mahaffey built a career as a starting pitcher and Pedro Martinez as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Pedro Martinez led in run prevention (ERA+ 158 vs 90), home run suppression (HR9+ 136 vs 79), and strikeout rate (K%+ 113 vs 102). Art Mahaffey held the edge in walk avoidance (BB%+ 94 vs 81). Role difference aside, Pedro Martinez holds a clear edge on every meaningful shared measure.