Don Carlsen vs. Cap Crowell — Career Comparison

Looking at the career totals, Don Carlsen and Cap Crowell are fairly close on the surface numbers. Cap Crowell posted stronger numbers in ERA (5.27 vs 6) and home runs allowed (0.1 per nine innings vs 0.83). Don Carlsen had the advantage in WHIP (1.778 vs 1.915). By the career numbers, Cap Crowell 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.