Akinori Otsuka vs. Jim Peterson — Career Comparison

On the career pitching numbers, Akinori Otsuka posted a stronger line than Jim Peterson. Akinori Otsuka posted stronger numbers in ERA (2.44 vs 5.27) and WHIP (1.228 vs 1.665). By the career numbers, Akinori Otsuka 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.