Don Carman vs. Jimmy Mayo — Career Comparison

Looking at the career totals, Don Carman and Jimmy Mayo are fairly close on the surface numbers. Jimmy Mayo posted stronger numbers in ERA (2.81 vs 4.11) and home runs allowed (0 per nine innings vs 1.12). Don Carman had the advantage in WHIP (1.380 vs 1.563). By the career numbers, Jimmy Mayo 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.