Jack Armstrong vs. Buck Farmer — Career Comparison

Jack Armstrong built a career as a starting pitcher and Buck Farmer as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Armstrong led in strikeout rate (K%+ 103 vs 84), run prevention (ERA+ 89 vs 76), and skill-based run prevention (DICE+ 89 vs 77). Role difference aside, Jack Armstrong holds a clear edge on every meaningful shared measure.