Mark Leiter Jr. vs. Rex Smith — Career Comparison

Looking at the career totals, Mark Leiter Jr. and Rex Smith are fairly close on the surface numbers. Mark Leiter Jr. posted stronger numbers in ERA (4.6 vs 5.5) and WHIP (1.351 vs 2.111). Rex Smith had the advantage in home runs allowed (0 per nine innings vs 1.4). By the career numbers, Mark Leiter Jr. 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.