Roy Hitt vs. John Jackson — Career Comparison

On the career pitching numbers, Roy Hitt posted a stronger line than John Jackson. Roy Hitt posted stronger numbers in ERA (3.4 vs 6) and WHIP (1.298 vs 2.019). By the career numbers, Roy Hitt 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.