David Hernandez vs. Adonis Rosa — Career Comparison

Looking at the career totals, David Hernandez and Adonis Rosa are fairly close on the surface numbers. David Hernandez posted stronger numbers in ERA (4.12 vs 4.5) and home runs allowed (1.22 per nine innings vs 4.5). Adonis Rosa had the advantage in WHIP (0.500 vs 1.335). By the career numbers, David Hernandez 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.