John Cummings vs. Slim McGrew — Career Comparison

Looking at the career totals, John Cummings and Slim McGrew are fairly close on the surface numbers. John Cummings posted stronger numbers in ERA (5.33 vs 6.6) and WHIP (1.720 vs 1.900). Slim McGrew had the advantage in home runs allowed (0.3 per nine innings vs 0.96). By the career numbers, John Cummings 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.