Justin Miller vs. Luis Tiant — Career Comparison

Luis Tiant built a career as a starting pitcher and Justin Miller as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Luis Tiant led in walk avoidance (BB%+ 121 vs 105), run prevention (ERA+ 103 vs 92), and skill-based run prevention (DICE+ 96 vs 91). Justin Miller held the edge in strikeout rate (K%+ 110 vs 107). Role difference aside, Luis Tiant holds a clear edge on every meaningful shared measure.