Bill Campbell vs. Jose Valdez — Career Comparison

On the career pitching numbers, Bill Campbell posted a stronger line than Jose Valdez. Bill Campbell posted stronger numbers in ERA (3.54 vs 5.88) and WHIP (1.411 vs 1.769). By the career numbers, Bill Campbell 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.