Chang-Yong Lim vs. David Robertson — Career Comparison

Looking at the career totals, Chang-Yong Lim and David Robertson are fairly close on the surface numbers. David Robertson posted stronger numbers in ERA (2.93 vs 5.4) and WHIP (1.204 vs 2.800). Chang-Yong Lim had the advantage in home runs allowed (0 per nine innings vs 0.82). By the career numbers, David Robertson 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.