Chris Flexen vs. George Mack — Career Comparison

Looking at the career totals, Chris Flexen and George Mack are fairly close on the surface numbers. Chris Flexen posted stronger numbers in ERA (4.83 vs 7.19) and WHIP (1.481 vs 1.890). George Mack had the advantage in home runs allowed (1.05 per nine innings vs 1.38). By the career numbers, Chris Flexen 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.