Don Carman vs. Bill Simas — Career Comparison

Don Carman built a career as a starting pitcher and Bill Simas as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bill Simas led in home run suppression (HR9+ 117 vs 77), run prevention (ERA+ 121 vs 91), and skill-based run prevention (DICE+ 103 vs 87). Role difference aside, Bill Simas holds a clear edge on every meaningful shared measure.