Jeremy Jeffress vs. John Smoltz — Career Comparison

John Smoltz built a career as a starting pitcher and Jeremy Jeffress as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jeremy Jeffress led in home run suppression (HR9+ 180 vs 106), run prevention (ERA+ 163 vs 106), and walk avoidance (BB%+ 110 vs 91). John Smoltz held the edge in strikeout rate (K%+ 124 vs 94). Role difference aside, Jeremy Jeffress holds a clear edge on every meaningful shared measure.