John Michaelson vs. Erik Plantenberg — Career Comparison

Looking at the career totals, John Michaelson and Erik Plantenberg are fairly close on the surface numbers. Erik Plantenberg posted stronger numbers in ERA (4.46 vs 10.13) and WHIP (1.701 vs 1.875). John Michaelson had the advantage in home runs allowed (0 per nine innings vs 0.21). By the career numbers, Erik Plantenberg 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.