Jack Aker vs. Lorenzo Barcelo — Career Comparison

Looking at the career totals, Jack Aker and Lorenzo Barcelo are fairly close on the surface numbers. Jack Aker had the edge in ERA (3.28 vs 4.5). By the career numbers, Jack Aker 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.