Marco Estrada vs. Shang Johnson — Career Comparison

Looking at the career totals, Marco Estrada and Shang Johnson are fairly close on the surface numbers. Shang Johnson posted stronger numbers in ERA (4.18 vs 4.29) and home runs allowed (0.2 per nine innings vs 1.43). Marco Estrada had the advantage in WHIP (1.219 vs 1.347). By the career numbers, Shang Johnson 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.