Brian O'Connor vs. Addison Reed — Career Comparison

On the career pitching numbers, Addison Reed posted a stronger line than Brian O'Connor. Addison Reed posted stronger numbers in ERA (3.53 vs 5.11) and WHIP (1.243 vs 1.865). By the career numbers, Addison Reed 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.