Frank Bertaina vs. Izzy Leon — Career Comparison

Looking at the career totals, Frank Bertaina and Izzy Leon are fairly close on the surface numbers. Frank Bertaina posted stronger numbers in ERA (3.84 vs 5.35) and WHIP (1.504 vs 1.759). Izzy Leon had the advantage in home runs allowed (0.7 per nine innings vs 0.92). By the career numbers, Frank Bertaina 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.