Blaine Boyer vs. Jack Kull — Career Comparison

Looking at the career totals, Blaine Boyer and Jack Kull are fairly close on the surface numbers. Jack Kull posted stronger numbers in ERA (3 vs 4.55) and home runs allowed (0 per nine innings vs 0.73). Blaine Boyer had the advantage in WHIP (1.471 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.