Jack Kull vs. Ryder Ryan — Career Comparison

Looking at the career totals, Jack Kull and Ryder Ryan are fairly close on the surface numbers. Jack Kull posted stronger numbers in ERA (3 vs 5.4) and home runs allowed (0 per nine innings vs 0.83). Ryder Ryan had the advantage in WHIP (1.431 vs 2.667). By the career numbers, Jack Kull 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.