Heath Hembree vs. Slim McGrew — Career Comparison

Looking at the career totals, Heath Hembree and Slim McGrew are fairly close on the surface numbers. Heath Hembree posted stronger numbers in ERA (4.37 vs 6.6) and WHIP (1.416 vs 1.900). Slim McGrew had the advantage in home runs allowed (0.3 per nine innings vs 1.67). By the career numbers, Heath Hembree 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.