Diego Moreno vs. Pat Perry — Career Comparison

On the career pitching numbers, Pat Perry posted a stronger line than Diego Moreno. Pat Perry posted stronger numbers in ERA (3.46 vs 5.06) and home runs allowed (0.79 per nine innings vs 1.13). By the career numbers, Pat Perry 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.