Fergie Jenkins vs. Erik Swanson — Career Comparison

Fergie Jenkins built a career as a starting pitcher and Erik Swanson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Erik Swanson led in run prevention (ERA+ 130 vs 97), home run suppression (HR9+ 95 vs 65), and skill-based run prevention (DICE+ 115 vs 94). Fergie Jenkins held the edge in strikeout rate (K%+ 112 vs 109). Role difference aside, Erik Swanson holds a clear edge on every meaningful shared measure.