Kiko Calero vs. Slim McGrew — Career Comparison

Looking at the career totals, Kiko Calero and Slim McGrew are fairly close on the surface numbers. Kiko Calero posted stronger numbers in ERA (3.24 vs 6.6) and WHIP (1.242 vs 1.900). Slim McGrew had the advantage in home runs allowed (0.3 per nine innings vs 0.71). By the career numbers, Kiko Calero 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.