Joe Colon vs. C. J. Riefenhauser — Career Comparison

On the career pitching numbers, C. J. Riefenhauser posted a stronger line than Joe Colon. C. J. Riefenhauser posted stronger numbers in ERA (6.3 vs 7.2) and WHIP (1.600 vs 2.000). By the career numbers, C. J. Riefenhauser 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.