Rafael Soriano vs. Ed Weiland — Career Comparison

On the career pitching numbers, Rafael Soriano posted a stronger line than Ed Weiland. Rafael Soriano posted stronger numbers in ERA (2.89 vs 8.25) and WHIP (1.109 vs 1.792). By the career numbers, Rafael Soriano 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.