Hyun Jin Ryu vs. Vern Underhill — Career Comparison

Looking at the career totals, Hyun Jin Ryu and Vern Underhill are fairly close on the surface numbers. Hyun Jin Ryu posted stronger numbers in ERA (3.27 vs 5.7) and WHIP (1.196 vs 2.092). Vern Underhill had the advantage in home runs allowed (0 per nine innings vs 0.99). By the career numbers, Hyun Jin Ryu 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.