Chang-Yong Lim vs. Luis Rivera — Career Comparison

On the career pitching numbers, Luis Rivera posted a stronger line than Chang-Yong Lim. Luis Rivera posted stronger numbers in ERA (1.23 vs 5.4) and WHIP (1.636 vs 2.800). By the career numbers, Luis Rivera 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.