John Halama vs. Hyeon-jong Yang — Career Comparison

On the career pitching numbers, John Halama posted a stronger line than Hyeon-jong Yang. John Halama posted stronger numbers in ERA (4.65 vs 5.6) and WHIP (1.474 vs 1.642). By the career numbers, John Halama 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.