Jack Leiter vs. Claudio Manela — Career Comparison

On the career pitching numbers, Claudio Manela posted a stronger line than Jack Leiter. Claudio Manela posted stronger numbers in ERA (3.61 vs 4.8) and home runs allowed (0.28 per nine innings vs 1.2). By the career numbers, Claudio Manela 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.