Joel Davis vs. John Jackson — Career Comparison

Looking at the career totals, Joel Davis and John Jackson are fairly close on the surface numbers. Joel Davis posted stronger numbers in ERA (4.91 vs 6) and WHIP (1.514 vs 2.019). John Jackson had the advantage in home runs allowed (0.5 per nine innings vs 0.94). By the career numbers, Joel Davis 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.