Corey Knebel vs. Al Severinsen — Career Comparison

Looking at the career totals, Corey Knebel and Al Severinsen are fairly close on the surface numbers. Al Severinsen posted stronger numbers in ERA (3.08 vs 3.26) and home runs allowed (0.57 per nine innings vs 1). Corey Knebel had the advantage in WHIP (1.282 vs 1.477). 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.