Ed Chapman vs. Bobby Tiefenauer — Career Comparison

On the career pitching numbers, Bobby Tiefenauer posted a stronger line than Ed Chapman. Bobby Tiefenauer posted stronger numbers in ERA (3.84 vs 8) and home runs allowed (0.83 per nine innings vs 2). By the career numbers, Bobby Tiefenauer 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.