Jim Acker vs. John Malarkey — Career Comparison

Looking at the career totals, Jim Acker and John Malarkey are fairly close on the surface numbers. John Malarkey posted stronger numbers in ERA (3.64 vs 3.97) and home runs allowed (0.16 per nine innings vs 0.82). Jim Acker had the advantage in WHIP (1.423 vs 1.512). By the career numbers, John Malarkey 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.