Joe Boyle vs. Caleb Smith — Career Comparison

Looking at the career totals, Joe Boyle and Caleb Smith are fairly close on the surface numbers. Caleb Smith posted stronger numbers in ERA (4.55 vs 4.98) and WHIP (1.329 vs 1.444). Joe Boyle had the advantage in home runs allowed (0.86 per nine innings vs 1.69). By the career numbers, Caleb Smith 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.