George Mack vs. Jim Waugh — Career Comparison

Looking at the career totals, George Mack and Jim Waugh are fairly close on the surface numbers. Jim Waugh posted stronger numbers in ERA (6.43 vs 7.19) and WHIP (1.801 vs 1.890). George Mack had the advantage in home runs allowed (1.05 per nine innings vs 1.58). By the career numbers, Jim Waugh 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.