Prelander Berroa vs. Bill Zinser — Career Comparison

Looking at the career totals, Prelander Berroa and Bill Zinser are fairly close on the surface numbers. Prelander Berroa posted stronger numbers in ERA (3.05 vs 27) and WHIP (1.548 vs 9.000). Bill Zinser had the advantage in home runs allowed (0 per nine innings vs 0.87). By the career numbers, Prelander Berroa 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.