Mason Barnett vs. Don Johnson — Career Comparison

On the career pitching numbers, Don Johnson posted a stronger line than Mason Barnett. Don Johnson posted stronger numbers in ERA (4.78 vs 6.85) and WHIP (1.585 vs 1.657). By the career numbers, Don 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.