Jack Aker vs. Cal Quantrill — Career Comparison

Cal Quantrill built a career as a starting pitcher and Jack Aker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Cal Quantrill led in home run suppression (HR9+ 102 vs 76), run prevention (ERA+ 101 vs 89), and walk avoidance (BB%+ 107 vs 100). Jack Aker held the edge in strikeout rate (K%+ 86 vs 82). Role difference aside, Cal Quantrill holds a clear edge on every meaningful shared measure.