Patrick Corbin vs. Joe Kiefer — Career Comparison

Looking at the career totals, Patrick Corbin and Joe Kiefer are fairly close on the surface numbers. Patrick Corbin posted stronger numbers in ERA (4.51 vs 6.16) and WHIP (1.384 vs 1.732). Joe Kiefer had the advantage in home runs allowed (0.36 per nine innings vs 1.25). By the career numbers, Patrick Corbin 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.