Robbie Erlin vs. Cecil Kaiser — Career Comparison

Looking at the career totals, Robbie Erlin and Cecil Kaiser are fairly close on the surface numbers. Cecil Kaiser posted stronger numbers in ERA (4.21 vs 4.87) and home runs allowed (0.31 per nine innings vs 1.13). Robbie Erlin had the advantage in WHIP (1.297 vs 1.422). By the career numbers, Cecil Kaiser 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.