Yohan Ramirez vs. William Sullivan — Career Comparison

Looking at the career totals, Yohan Ramirez and William Sullivan are fairly close on the surface numbers. William Sullivan posted stronger numbers in ERA (4.5 vs 4.71) and home runs allowed (0 per nine innings vs 1.07). Yohan Ramirez had the advantage in WHIP (1.423 vs 1.667). By the career numbers, William Sullivan 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.