Frank Allen vs. Butch Henry — Career Comparison

On the career pitching numbers, Frank Allen posted a stronger line than Butch Henry. Frank Allen posted stronger numbers in ERA (2.93 vs 3.83) and home runs allowed (0.24 per nine innings vs 0.88). By the career numbers, Frank Allen 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.