Arturo Lopez vs. Brian Smith — Career Comparison

On the career pitching numbers, Brian Smith posted a stronger line than Arturo Lopez. Brian Smith posted stronger numbers in ERA (10.38 vs 19.29) and WHIP (1.846 vs 4.286). By the career numbers, Brian 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.