John Lannan vs. Bill Simas — Career Comparison

John Lannan 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 strikeout rate (K%+ 103 vs 69), run prevention (ERA+ 121 vs 103), and skill-based run prevention (DICE+ 103 vs 91). Role difference aside, Bill Simas holds a clear edge on every meaningful shared measure.