Joe Bitker vs. Roy Joiner — Career Comparison

Looking at the career totals, Joe Bitker and Roy Joiner are fairly close on the surface numbers. Joe Bitker posted stronger numbers in ERA (4.73 vs 5.28) and WHIP (1.500 vs 1.771). Roy Joiner had the advantage in home runs allowed (1.1 per nine innings vs 1.35). By the career numbers, Joe Bitker 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.