Allan Simpson vs. Wei-Chung Wang — Career Comparison

On the career pitching numbers, Allan Simpson posted a stronger line than Wei-Chung Wang. Allan Simpson posted stronger numbers in ERA (6.06 vs 6.52) and home runs allowed (0.92 per nine innings vs 1.99). By the career numbers, Allan Simpson 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.