Jeff Lahti vs. Zach McClellan — Career Comparison

Looking at the career totals, Jeff Lahti and Zach McClellan are fairly close on the surface numbers. Jeff Lahti posted stronger numbers in ERA (3.12 vs 5.79) and WHIP (1.416 vs 1.929). Zach McClellan had the advantage in home runs allowed (0 per nine innings vs 0.44). By the career numbers, Jeff Lahti 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.