Dave Haas vs. C. J. Wilson — Career Comparison

On the career pitching numbers, C. J. Wilson posted a stronger line than Dave Haas. C. J. Wilson posted stronger numbers in ERA (3.74 vs 4.84) and WHIP (1.335 vs 1.654). By the career numbers, C. J. Wilson 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.