Prelander Berroa vs. Glen Perkins — Career Comparison

Looking at the career totals, Prelander Berroa and Glen Perkins are fairly close on the surface numbers. Prelander Berroa posted stronger numbers in ERA (3.05 vs 3.88) and home runs allowed (0.87 per nine innings vs 1.07). Glen Perkins had the advantage in WHIP (1.309 vs 1.548). 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.