Masahide Kobayashi vs. Dustin McGowan — Career Comparison

On the career pitching numbers, Dustin McGowan posted a stronger line than Masahide Kobayashi. Dustin McGowan posted stronger numbers in ERA (4.5 vs 5.1) and WHIP (1.413 vs 1.485). By the career numbers, Dustin McGowan 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.