Mike Duvall vs. Charlie Parsons — Career Comparison

On the career pitching numbers, Charlie Parsons posted a stronger line than Mike Duvall. Charlie Parsons posted stronger numbers in ERA (4.58 vs 4.76) and WHIP (1.678 vs 1.863). By the career numbers, Charlie Parsons 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.