Emil Levsen vs. Red Patterson — Career Comparison

On the career pitching numbers, Red Patterson posted a stronger line than Emil Levsen. Red Patterson posted stronger numbers in ERA (1.93 vs 4.17) and WHIP (1.071 vs 1.483). By the career numbers, Red Patterson 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.