George Mack vs. David Williams — Career Comparison

Looking at the career totals, George Mack and David Williams are fairly close on the surface numbers. David Williams posted stronger numbers in ERA (4.83 vs 7.19) and WHIP (1.449 vs 1.890). George Mack had the advantage in home runs allowed (1.05 per nine innings vs 1.41). By the career numbers, David Williams 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.