John Foley vs. Don McMahon — Career Comparison

Looking at the career totals, John Foley and Don McMahon are fairly close on the surface numbers. Don McMahon posted stronger numbers in ERA (2.96 vs 4.5) and WHIP (1.310 vs 1.375). John Foley had the advantage in home runs allowed (0 per nine innings vs 0.72). By the career numbers, Don McMahon 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.