Bob Bowman vs. Joe Boyle — Career Comparison

On the career pitching numbers, Bob Bowman posted a stronger line than Joe Boyle. Bob Bowman posted stronger numbers in ERA (3.82 vs 4.98) and WHIP (1.367 vs 1.444). By the career numbers, Bob Bowman 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.