Art Mahaffey vs. Rube Marquard — Career Comparison

On the career pitching numbers, Rube Marquard posted a stronger line than Art Mahaffey. Rube Marquard posted stronger numbers in ERA (3.08 vs 4.17) and WHIP (1.237 vs 1.351). By the career numbers, Rube Marquard 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.