Billy McCool vs. R. Smith — Career Comparison

Looking at the career totals, Billy McCool and R. Smith are fairly close on the surface numbers. Billy McCool posted stronger numbers in ERA (3.59 vs 9) and WHIP (1.467 vs 1.800). R. Smith had the advantage in home runs allowed (0 per nine innings vs 0.53). By the career numbers, Billy McCool 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.