Charlie Ferguson vs. Humberto Robinson — Career Comparison

On the career pitching numbers, Charlie Ferguson posted a stronger line than Humberto Robinson. Charlie Ferguson posted stronger numbers in ERA (2.67 vs 3.25) and WHIP (1.117 vs 1.385). By the career numbers, Charlie Ferguson 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.