Julian Aguiar vs. Mark Johnson — Career Comparison

Looking at the career totals, Julian Aguiar and Mark Johnson are fairly close on the surface numbers. Julian Aguiar posted stronger numbers in ERA (6.25 vs 7.5) and WHIP (1.358 vs 1.750). Mark Johnson had the advantage in home runs allowed (1.13 per nine innings vs 2.27). By the career numbers, Julian Aguiar 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.