Joel Johnston vs. Jeff Nelson — Career Comparison

Looking at the career totals, Joel Johnston and Jeff Nelson are fairly close on the surface numbers. Jeff Nelson posted stronger numbers in ERA (3.41 vs 4.31) and home runs allowed (0.63 per nine innings vs 1.05). Joel Johnston had the advantage in WHIP (1.296 vs 1.427). By the career numbers, Jeff Nelson 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.