John Perkovich vs. Larry Rothschild — Career Comparison

Looking at the career totals, John Perkovich and Larry Rothschild are fairly close on the surface numbers. Larry Rothschild posted stronger numbers in ERA (5.4 vs 7.2) and home runs allowed (1.08 per nine innings vs 5.4). John Perkovich had the advantage in WHIP (1.600 vs 2.040). By the career numbers, Larry Rothschild 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.