Rocky Biddle vs. Paul Hartzell — Career Comparison

Paul Hartzell built a career as a starting pitcher and Rocky Biddle as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Paul Hartzell led in home run suppression (HR9+ 145 vs 77), walk avoidance (BB%+ 141 vs 94), and run prevention (ERA+ 109 vs 84). Rocky Biddle held the edge in strikeout rate (K%+ 90 vs 67). Role difference aside, Paul Hartzell holds a clear edge on every meaningful shared measure.