Danny Herrera vs. Slim McGrew — Career Comparison

Looking at the career totals, Danny Herrera and Slim McGrew are fairly close on the surface numbers. Danny Herrera posted stronger numbers in ERA (3.72 vs 6.6) and WHIP (1.544 vs 1.900). Slim McGrew had the advantage in home runs allowed (0.3 per nine innings vs 0.8). By the career numbers, Danny Herrera 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.