Mickey Haefner vs. Bob Smith — Career Comparison

Looking at the career totals, Mickey Haefner and Bob Smith are fairly close on the surface numbers. Mickey Haefner had the edge in ERA (3.5 vs 3.94). By the career numbers, Mickey Haefner 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.