C. J. Fick vs. Oswaldo Mairena — Career Comparison

Looking at the career totals, C. J. Fick and Oswaldo Mairena are fairly close on the surface numbers. C. J. Fick posted stronger numbers in ERA (4.38 vs 6.06) and home runs allowed (1.46 per nine innings vs 2.02). Oswaldo Mairena had the advantage in WHIP (1.654 vs 1.986). By the career numbers, C. J. Fick 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.