Rogelio Armenteros vs. Roger Clemens — Career Comparison

Looking at the career totals, Rogelio Armenteros and Roger Clemens are fairly close on the surface numbers. Roger Clemens had the edge in ERA (3.12 vs 4). By the career numbers, Roger Clemens 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.