Luis Contreras vs. Andy Hansen — Career Comparison

On the career pitching numbers, Andy Hansen posted a stronger line than Luis Contreras. Andy Hansen posted stronger numbers in ERA (4.22 vs 7.5) and WHIP (1.411 vs 1.556). By the career numbers, Andy Hansen 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.