John Halama vs. J. J. Putz — Career Comparison

John Halama built a career as a starting pitcher and J. J. Putz as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. J. J. Putz led in strikeout rate (K%+ 119 vs 76), skill-based run prevention (DICE+ 121 vs 96), and run prevention (ERA+ 123 vs 105). Role difference aside, J. J. Putz holds a clear edge on every meaningful shared measure.