Willie Collazo vs. Paul Kardow — Career Comparison

On the career pitching numbers, Paul Kardow posted a stronger line than Willie Collazo. Paul Kardow posted stronger numbers in ERA (4.5 vs 6.35) and WHIP (1.500 vs 2.294). By the career numbers, Paul Kardow 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.