Jack Aker vs. Dan Altavilla — Career Comparison

On the career pitching numbers, Jack Aker posted a stronger line than Dan Altavilla. Jack Aker posted stronger numbers in ERA (3.28 vs 4) and home runs allowed (0.77 per nine innings vs 1.27). 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.