Zach Jackson vs. Dave Lemanczyk — Career Comparison

On the career pitching numbers, Dave Lemanczyk posted a stronger line than Zach Jackson. Dave Lemanczyk posted stronger numbers in ERA (4.62 vs 5.81) and home runs allowed (0.86 per nine innings vs 1.28). By the career numbers, Dave Lemanczyk 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.