Juan Castillo vs. Ethan Martin — Career Comparison

Looking at the career totals, Juan Castillo and Ethan Martin are fairly close on the surface numbers. Ethan Martin posted stronger numbers in ERA (5.93 vs 6.94) and WHIP (1.682 vs 1.886). Juan Castillo had the advantage in home runs allowed (1.54 per nine innings vs 2.05). By the career numbers, Ethan Martin 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.