Jayson Aquino vs. Mark Johnson — Career Comparison

Looking at the career totals, Jayson Aquino and Mark Johnson are fairly close on the surface numbers. Jayson Aquino posted stronger numbers in ERA (6.32 vs 7.5) and WHIP (1.404 vs 1.750). Mark Johnson had the advantage in home runs allowed (1.13 per nine innings vs 2.3). By the career numbers, Jayson Aquino 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.