Keith Comstock vs. Carlos Perez — Career Comparison

Carlos Perez built a career as a starting pitcher and Keith Comstock as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Keith Comstock led in strikeout rate (K%+ 142 vs 80), home run suppression (HR9+ 117 vs 100), and skill-based run prevention (DICE+ 113 vs 101). Carlos Perez held the edge in walk avoidance (BB%+ 155 vs 79). Role difference aside, Keith Comstock holds a clear edge on every meaningful shared measure.