Jim Henderson vs. Jeff Keener — Career Comparison

Looking at the career totals, Jim Henderson and Jeff Keener are fairly close on the surface numbers. Jeff Keener posted stronger numbers in ERA (2.7 vs 3.61) and home runs allowed (0.34 per nine innings vs 1.25). Jim Henderson had the advantage in WHIP (1.285 vs 1.838). By the career numbers, Jeff Keener 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.