Bill Hoffer vs. Lefty Sullivan — Career Comparison

Looking at the career totals, Bill Hoffer and Lefty Sullivan are fairly close on the surface numbers. Bill Hoffer had the edge in ERA (3.75 vs 4.26). By the career numbers, Bill Hoffer 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.