Willie Collazo vs. Francisco Cordero — Career Comparison

Looking at the career totals, Willie Collazo and Francisco Cordero are fairly close on the surface numbers. Francisco Cordero posted stronger numbers in ERA (3.38 vs 6.35) and WHIP (1.402 vs 2.294). Willie Collazo had the advantage in home runs allowed (0 per nine innings vs 0.7). By the career numbers, Francisco Cordero had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.