Walt Herrell vs. Jose Mujica — Career Comparison

Looking at the career totals, Walt Herrell and Jose Mujica are fairly close on the surface numbers. Jose Mujica posted stronger numbers in ERA (12.46 vs 18) and WHIP (2.769 vs 3.500). Walt Herrell had the advantage in home runs allowed (0 per nine innings vs 4.15). By the career numbers, Jose Mujica 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.