Lefty Hopper vs. Phil Maton — Career Comparison

Looking at the career totals, Lefty Hopper and Phil Maton are fairly close on the surface numbers. Phil Maton posted stronger numbers in ERA (3.98 vs 4.91) and WHIP (1.281 vs 1.727). Lefty Hopper had the advantage in home runs allowed (0 per nine innings vs 1.01). By the career numbers, Phil Maton 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.