Bob Bruce vs. Jen-Ho Tseng — Career Comparison

On the career pitching numbers, Bob Bruce posted a stronger line than Jen-Ho Tseng. Bob Bruce posted stronger numbers in ERA (3.85 vs 9) and home runs allowed (0.76 per nine innings vs 3.38). By the career numbers, Bob Bruce 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.