Keith Comstock vs. Ismael Valdez — Career Comparison

Ismael Valdez 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 79), home run suppression (HR9+ 117 vs 74), and skill-based run prevention (DICE+ 113 vs 87). Ismael Valdez held the edge in walk avoidance (BB%+ 126 vs 79). Role difference aside, Keith Comstock holds a clear edge on every meaningful shared measure.