Jose Castillo vs. Ed Donnelly — Career Comparison

Ed Donnelly built a career as a starting pitcher and Jose Castillo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ed Donnelly posted stronger surface numbers — ERA 4.03 and WHIP 1.534 compared to 4.11 and 1.355 for Jose Castillo. By the career numbers, Ed Donnelly had the better of this cross-role comparison — though era context would sharpen the verdict.