Joe Trimble vs. P. J. Walters — Career Comparison

On the career pitching numbers, P. J. Walters posted a stronger line than Joe Trimble. P. J. Walters posted stronger numbers in ERA (6.28 vs 7.48) and WHIP (1.592 vs 1.846). By the career numbers, P. J. Walters 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.