Al Jackson vs. Mike Willis — Career Comparison

Al Jackson built a career as a starting pitcher and Mike Willis as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Al Jackson led in home run suppression (HR9+ 107 vs 61), run prevention (ERA+ 95 vs 81), and walk avoidance (BB%+ 112 vs 100). Mike Willis held the edge in strikeout rate (K%+ 87 vs 76). Role difference aside, Al Jackson holds a clear edge on every meaningful shared measure.