Dick Hall vs. John Sullivan — Career Comparison

Looking at the career totals, Dick Hall and John Sullivan are fairly close on the surface numbers. Dick Hall posted stronger numbers in ERA (3.32 vs 4.2) and WHIP (1.157 vs 2.133). John Sullivan had the advantage in home runs allowed (0 per nine innings vs 0.93). By the career numbers, Dick Hall 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.