Glenn Abbott vs. Dave Haas — Career Comparison

On the career pitching numbers, Glenn Abbott posted a stronger line than Dave Haas. Glenn Abbott posted stronger numbers in ERA (4.39 vs 4.84) and WHIP (1.388 vs 1.654). By the career numbers, Glenn Abbott 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.