Ramon Hernandez vs. Frank Killen — Career Comparison

Looking at the career totals, Ramon Hernandez and Frank Killen are fairly close on the surface numbers. Ramon Hernandez posted stronger numbers in ERA (3.03 vs 3.78) and WHIP (1.338 vs 1.414). Frank Killen had the advantage in home runs allowed (0.2 per nine innings vs 0.48). By the career numbers, Ramon 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.