Brian O'Connor vs. Gordie Richardson — Career Comparison

On the career pitching numbers, Gordie Richardson posted a stronger line than Brian O'Connor. Gordie Richardson posted stronger numbers in ERA (4.04 vs 5.11) and WHIP (1.229 vs 1.865). By the career numbers, Gordie Richardson 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.