Rudy Hernandez vs. Yorkis Perez — Career Comparison

Looking at the career totals, Rudy Hernandez and Yorkis Perez are fairly close on the surface numbers. Rudy Hernandez posted stronger numbers in ERA (4.12 vs 4.44) and home runs allowed (0.41 per nine innings vs 0.93). Yorkis Perez had the advantage in WHIP (1.465 vs 1.580). By the career numbers, Rudy 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.