Dave Haas vs. Donovan Osborne — Career Comparison

On the career pitching numbers, Donovan Osborne posted a stronger line than Dave Haas. Donovan Osborne posted stronger numbers in ERA (4.03 vs 4.84) and WHIP (1.328 vs 1.654). By the career numbers, Donovan Osborne 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.