Spencer Arrighetti vs. Charlie Morton — Career Comparison

On the career pitching numbers, Charlie Morton posted a stronger line than Spencer Arrighetti. Charlie Morton posted stronger numbers in ERA (4.13 vs 4.69) and WHIP (1.336 vs 1.409). By the career numbers, Charlie Morton 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.