Butch Henry vs. Bill Williams — Career Comparison

On the career pitching numbers, Butch Henry posted a stronger line than Bill Williams. Butch Henry posted stronger numbers in ERA (3.83 vs 5.06) and home runs allowed (0.88 per nine innings vs 1.69). By the career numbers, Butch Henry 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.