David Hess vs. Jimmy Serrano — Career Comparison

On the career pitching numbers, Jimmy Serrano posted a stronger line than David Hess. Jimmy Serrano posted stronger numbers in ERA (4.68 vs 6.25) and WHIP (1.439 vs 1.545). By the career numbers, Jimmy Serrano 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.