Porter Charleston vs. Alfredo Simon — Career Comparison

On the career pitching numbers, Porter Charleston posted a stronger line than Alfredo Simon. Porter Charleston posted stronger numbers in ERA (3.86 vs 4.56) and WHIP (1.276 vs 1.419). By the career numbers, Porter Charleston 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.