Alejandro Chacin vs. Jim Johnson — Career Comparison

On the career pitching numbers, Jim Johnson posted a stronger line than Alejandro Chacin. Jim Johnson posted stronger numbers in ERA (3.79 vs 10.5) and WHIP (1.374 vs 2.500). By the career numbers, Jim 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.