Rogelio Armenteros vs. Don Cardwell — Career Comparison

On the career pitching numbers, Rogelio Armenteros posted a stronger line than Don Cardwell. Rogelio Armenteros posted stronger numbers in WHIP (1.222 vs 1.300) and home runs allowed (0.5 per nine innings vs 0.95). By the career numbers, Rogelio Armenteros 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.