Justin Anderson vs. Mark Prior — Career Comparison

Mark Prior built a career as a starting pitcher and Justin Anderson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Prior led in strikeout rate (K%+ 170 vs 111), walk avoidance (BB%+ 110 vs 63), and run prevention (ERA+ 133 vs 90). Justin Anderson held the edge in home run suppression (HR9+ 156 vs 112). Role difference aside, Mark Prior holds a clear edge on every meaningful shared measure.