Julian Aguiar vs. Jack Leiter — Career Comparison

On the career pitching numbers, Jack Leiter posted a stronger line than Julian Aguiar. Jack Leiter posted stronger numbers in ERA (4.8 vs 6.25) and home runs allowed (1.2 per nine innings vs 2.27). By the career numbers, Jack Leiter 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.