Sam McDowell vs. Bill Williams — Career Comparison

On the career pitching numbers, Sam McDowell posted a stronger line than Bill Williams. Sam McDowell posted stronger numbers in ERA (3.17 vs 5.06) and home runs allowed (0.59 per nine innings vs 1.69). By the career numbers, Sam McDowell 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.