Pete Alexander vs. Paul Penson — Career Comparison

On the career pitching numbers, Pete Alexander posted a stronger line than Paul Penson. Pete Alexander posted stronger numbers in ERA (2.56 vs 4.5) and WHIP (1.121 vs 1.750). By the career numbers, Pete Alexander 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.