Wilson Alvarez vs. Brad Hennessey — Career Comparison

On the career pitching numbers, Wilson Alvarez posted a stronger line than Brad Hennessey. Wilson Alvarez posted stronger numbers in ERA (3.96 vs 4.69) and WHIP (1.406 vs 1.508). By the career numbers, Wilson Alvarez 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.