Ernie Mason vs. Bryce Montes de Oca — Career Comparison

Looking at the career totals, Ernie Mason and Bryce Montes de Oca are fairly close on the surface numbers. Ernie Mason posted stronger numbers in ERA (7.15 vs 10.8) and WHIP (1.941 vs 2.700). Bryce Montes de Oca had the advantage in home runs allowed (0 per nine innings vs 0.4). By the career numbers, Ernie Mason 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.