Jose Butto vs. Alberto Castillo — Career Comparison

On the career pitching numbers, Jose Butto posted a stronger line than Alberto Castillo. Jose Butto posted stronger numbers in ERA (3.56 vs 4.33) and WHIP (1.294 vs 1.541). By the career numbers, Jose Butto 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.