Jim Abbott vs. Jason Grilli — Career Comparison

Jim Abbott built a career as a starting pitcher and Jason Grilli as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jim Abbott led in home run suppression (HR9+ 103 vs 81), skill-based run prevention (DICE+ 94 vs 85), and run prevention (ERA+ 92 vs 83). Jason Grilli held the edge in strikeout rate (K%+ 100 vs 81). Role difference aside, Jim Abbott holds a clear edge on every meaningful shared measure.