Zach Maxwell vs. Lou Polli — Career Comparison

Looking at the career totals, Zach Maxwell and Lou Polli are fairly close on the surface numbers. Zach Maxwell posted stronger numbers in ERA (4.5 vs 4.68) and WHIP (1.400 vs 1.843). Lou Polli had the advantage in home runs allowed (0.64 per nine innings vs 2.7). By the career numbers, Zach Maxwell 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.