Alejandro Chacin vs. Ben Johnson — Career Comparison

On the career pitching numbers, Ben Johnson posted a stronger line than Alejandro Chacin. Ben Johnson posted stronger numbers in ERA (3.91 vs 10.5) and WHIP (1.543 vs 2.500). By the career numbers, Ben 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.