Brian O'Connor vs. J. B. Wendelken — Career Comparison

On the career pitching numbers, J. B. Wendelken posted a stronger line than Brian O'Connor. J. B. Wendelken posted stronger numbers in ERA (4 vs 5.11) and WHIP (1.303 vs 1.865). By the career numbers, J. B. Wendelken 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.