Boof Bonser vs. Bill Posedel — Career Comparison

On the career pitching numbers, Bill Posedel posted a stronger line than Boof Bonser. Bill Posedel posted stronger numbers in ERA (4.56 vs 5.18) and home runs allowed (0.64 per nine innings vs 1.36). By the career numbers, Bill Posedel 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.