Phil Haugstad vs. Ed Mayer — Career Comparison

On the career pitching numbers, Ed Mayer posted a stronger line than Phil Haugstad. Ed Mayer posted stronger numbers in ERA (4.31 vs 5.59) and WHIP (1.340 vs 1.633). By the career numbers, Ed Mayer 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.