Mark Leiter vs. J. F. Marlota — Career Comparison

On the career pitching numbers, J. F. Marlota posted a stronger line than Mark Leiter. J. F. Marlota posted stronger numbers in ERA (2.45 vs 4.57) and WHIP (1.318 vs 1.412). By the career numbers, J. F. Marlota 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.