Lisalverto Bonilla vs. Ubaldo Heredia — Career Comparison

Looking at the career totals, Lisalverto Bonilla and Ubaldo Heredia are fairly close on the surface numbers. Ubaldo Heredia posted stronger numbers in ERA (5.4 vs 6.28) and WHIP (1.400 vs 1.570). Lisalverto Bonilla had the advantage in home runs allowed (1.57 per nine innings vs 1.8). By the career numbers, Ubaldo Heredia 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.