Garrett Cleavinger vs. Slim McGrew — Career Comparison

Looking at the career totals, Garrett Cleavinger and Slim McGrew are fairly close on the surface numbers. Garrett Cleavinger posted stronger numbers in ERA (3.19 vs 6.6) and WHIP (1.194 vs 1.900). Slim McGrew had the advantage in home runs allowed (0.3 per nine innings vs 1.23). By the career numbers, Garrett Cleavinger 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.