Hideki Okajima vs. Amos Willingham — Career Comparison

On the career pitching numbers, Hideki Okajima posted a stronger line than Amos Willingham. Hideki Okajima posted stronger numbers in ERA (3.09 vs 7.11) and WHIP (1.314 vs 1.895). By the career numbers, Hideki Okajima 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.