Mike Duvall vs. Frank Knauss — Career Comparison

On the career pitching numbers, Frank Knauss posted a stronger line than Mike Duvall. Frank Knauss posted stronger numbers in ERA (3.3 vs 4.76) and WHIP (1.254 vs 1.863). By the career numbers, Frank Knauss 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.