John Pregenzer vs. Scott Sullivan — Career Comparison

Looking at the career totals, John Pregenzer and Scott Sullivan are fairly close on the surface numbers. Scott Sullivan posted stronger numbers in ERA (3.98 vs 4.88) and WHIP (1.368 vs 1.916). John Pregenzer had the advantage in home runs allowed (0.33 per nine innings vs 1.09). By the career numbers, Scott Sullivan 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.