Jayson Aquino vs. Hyun Jin Ryu — Career Comparison

On the career pitching numbers, Hyun Jin Ryu posted a stronger line than Jayson Aquino. Hyun Jin Ryu posted stronger numbers in ERA (3.27 vs 6.32) and WHIP (1.196 vs 1.404). By the career numbers, Hyun Jin Ryu 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.