Robbie Erlin vs. Red Nelson — Career Comparison

Looking at the career totals, Robbie Erlin and Red Nelson are fairly close on the surface numbers. Red Nelson posted stronger numbers in ERA (4.54 vs 4.87) and home runs allowed (0.19 per nine innings vs 1.13). Robbie Erlin had the advantage in WHIP (1.297 vs 1.625). By the career numbers, Red 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.