Jonathan Aro vs. Phenomenal Smith — Career Comparison

On the career pitching numbers, Phenomenal Smith posted a stronger line than Jonathan Aro. Phenomenal Smith posted stronger numbers in ERA (3.89 vs 6.55) and WHIP (1.416 vs 1.909). By the career numbers, Phenomenal Smith 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.