Zach McAllister vs. Donovan Osborne — Career Comparison

Donovan Osborne built a career as a starting pitcher and Zach McAllister as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Donovan Osborne led in run prevention (ERA+ 108 vs 88), strikeout rate (K%+ 95 vs 90), and skill-based run prevention (DICE+ 98 vs 97). Zach McAllister held the edge in home run suppression (HR9+ 94 vs 86). Role difference aside, Donovan Osborne holds a clear edge on every meaningful shared measure.