Pablo Armenteros vs. Casey Fossum — Career Comparison

On the career pitching numbers, Casey Fossum posted a stronger line than Pablo Armenteros. Casey Fossum posted stronger numbers in ERA (5.45 vs 5.59) and WHIP (1.534 vs 1.586). By the career numbers, Casey Fossum 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.