Terry Ley vs. Al Mahon — Career Comparison

Looking at the career totals, Terry Ley and Al Mahon are fairly close on the surface numbers. Terry Ley posted stronger numbers in ERA (5 vs 22.85) and WHIP (2.222 vs 4.154). Al Mahon had the advantage in home runs allowed (0 per nine innings vs 1). By the career numbers, Terry Ley 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.