Joe Keener vs. Buck Marrow — Career Comparison

Looking at the career totals, Joe Keener and Buck Marrow are fairly close on the surface numbers. Buck Marrow posted stronger numbers in ERA (5.06 vs 10.38) and WHIP (1.615 vs 3.462). Joe Keener had the advantage in home runs allowed (0 per nine innings vs 0.81). By the career numbers, Buck Marrow 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.