Brad Boxberger vs. Lefty Sullivan — Career Comparison

Looking at the career totals, Brad Boxberger and Lefty Sullivan are fairly close on the surface numbers. Brad Boxberger posted stronger numbers in ERA (3.5 vs 4.26) and WHIP (1.302 vs 1.421). Lefty Sullivan had the advantage in home runs allowed (0 per nine innings vs 1.19). By the career numbers, Brad Boxberger 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.