Jim Abbott vs. Mike Marshall — Career Comparison

Jim Abbott built a career as a starting pitcher and Mike Marshall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Marshall led in strikeout rate (K%+ 104 vs 81), run prevention (ERA+ 100 vs 92), and walk avoidance (BB%+ 102 vs 95). Jim Abbott held the edge in home run suppression (HR9+ 103 vs 89). Role difference aside, Mike Marshall holds a clear edge on every meaningful shared measure.