Keury Mella vs. Jack Niemes — Career Comparison

Looking at the career totals, Keury Mella and Jack Niemes are fairly close on the surface numbers. Jack Niemes posted stronger numbers in ERA (6 vs 7.22) and home runs allowed (0 per nine innings vs 2.51). Keury Mella had the advantage in WHIP (2.128 vs 2.333). By the career numbers, Jack Niemes 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.