Spencer Arrighetti vs. Mel Stottlemyre — Career Comparison

On the career pitching numbers, Mel Stottlemyre posted a stronger line than Spencer Arrighetti. Mel Stottlemyre posted stronger numbers in ERA (2.97 vs 4.69) and WHIP (1.247 vs 1.409). By the career numbers, Mel Stottlemyre 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.