Bill Day vs. Al Severinsen — Career Comparison

Looking at the career totals, Bill Day and Al Severinsen are fairly close on the surface numbers. Al Severinsen posted stronger numbers in ERA (3.08 vs 4.66) and WHIP (1.477 vs 1.802). Bill Day had the advantage in home runs allowed (0.1 per nine innings vs 0.57). By the career numbers, Al Severinsen 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.