Mike Koplove vs. Rex Smith — Career Comparison

Looking at the career totals, Mike Koplove and Rex Smith are fairly close on the surface numbers. Mike Koplove posted stronger numbers in ERA (3.82 vs 5.5) and WHIP (1.386 vs 2.111). Rex Smith had the advantage in home runs allowed (0 per nine innings vs 0.67). By the career numbers, Mike Koplove 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.