Jose Mercedes vs. Oscar Villarreal — Career Comparison

Jose Mercedes built a career as a starting pitcher and Oscar Villarreal as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Oscar Villarreal led in run prevention (ERA+ 116 vs 108), walk avoidance (BB%+ 106 vs 99), and strikeout rate (K%+ 84 vs 82). Jose Mercedes held the edge in skill-based run prevention (DICE+ 97 vs 92). Role difference aside, Oscar Villarreal holds a clear edge on every meaningful shared measure.