John Jackson vs. Basilio Rosell — Career Comparison

Looking at the career totals, John Jackson and Basilio Rosell are fairly close on the surface numbers. Basilio Rosell posted stronger numbers in ERA (4.64 vs 6) and WHIP (1.436 vs 2.019). John Jackson had the advantage in home runs allowed (0.5 per nine innings vs 0.79). By the career numbers, Basilio Rosell 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.