Joe Bitker vs. Roberto Osuna — Career Comparison

On the career pitching numbers, Roberto Osuna posted a stronger line than Joe Bitker. Roberto Osuna posted stronger numbers in ERA (2.74 vs 4.73) and WHIP (0.924 vs 1.500). By the career numbers, Roberto Osuna 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.