Chang-Yong Lim vs. Grant Roberts — Career Comparison

Looking at the career totals, Chang-Yong Lim and Grant Roberts are fairly close on the surface numbers. Grant Roberts posted stronger numbers in ERA (4.25 vs 5.4) and WHIP (1.515 vs 2.800). Chang-Yong Lim had the advantage in home runs allowed (0 per nine innings vs 0.62). By the career numbers, Grant Roberts 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.