Juan Castillo vs. Wayne Osborne — Career Comparison

On the career pitching numbers, Wayne Osborne posted a stronger line than Juan Castillo. Wayne Osborne posted stronger numbers in ERA (5.91 vs 6.94) and home runs allowed (0.42 per nine innings vs 1.54). By the career numbers, Wayne 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.