Osvaldo Fernandez vs. Dave Haas — Career Comparison

On the career pitching numbers, Osvaldo Fernandez posted a stronger line than Dave Haas. Osvaldo Fernandez posted stronger numbers in WHIP (1.514 vs 1.654) and home runs allowed (1 per nine innings vs 1.61). By the career numbers, Osvaldo Fernandez 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.