Alfredo Aceves vs. Jason Johnson — Career Comparison

Jason Johnson built a career as a starting pitcher and Alfredo Aceves as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Alfredo Aceves led in walk avoidance (BB%+ 118 vs 89), run prevention (ERA+ 106 vs 92), and strikeout rate (K%+ 90 vs 87). Role difference aside, Alfredo Aceves holds a clear edge on every meaningful shared measure.