Darren O'Day vs. Michael Roth — Career Comparison

On the career pitching numbers, Darren O'Day posted a stronger line than Michael Roth. Darren O'Day posted stronger numbers in ERA (2.59 vs 8.5) and WHIP (1.074 vs 1.889). By the career numbers, Darren O'Day 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.