Hirokazu Sawamura vs. Amos Willingham — Career Comparison

On the career pitching numbers, Hirokazu Sawamura posted a stronger line than Amos Willingham. Hirokazu Sawamura posted stronger numbers in ERA (3.39 vs 7.11) and WHIP (1.514 vs 1.895). By the career numbers, Hirokazu Sawamura 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.