Fred Hayner vs. Al Mahon — Career Comparison

Looking at the career totals, Fred Hayner and Al Mahon are fairly close on the surface numbers. Fred Hayner posted stronger numbers in ERA (13.5 vs 22.85) and WHIP (3.000 vs 4.154). Al Mahon had the advantage in home runs allowed (0 per nine innings vs 4.5). By the career numbers, Fred Hayner 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.