Eddie Oropesa vs. Al Preston — Career Comparison

On the career pitching numbers, Eddie Oropesa posted a stronger line than Al Preston. Eddie Oropesa posted stronger numbers in ERA (7.34 vs 20.25) and WHIP (1.978 vs 4.500). By the career numbers, Eddie Oropesa 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.