Dewon Day vs. Seunghwan Oh — Career Comparison

Looking at the career totals, Dewon Day and Seunghwan Oh are fairly close on the surface numbers. Seunghwan Oh posted stronger numbers in ERA (3.31 vs 11.25) and WHIP (1.210 vs 2.333). Dewon Day had the advantage in home runs allowed (0.75 per nine innings vs 1.16). By the career numbers, Seunghwan Oh 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.