C. J. Fick vs. Mark Mercer — Career Comparison

Looking at the career totals, C. J. Fick and Mark Mercer are fairly close on the surface numbers. Mark Mercer posted stronger numbers in WHIP (1.826 vs 1.986) and home runs allowed (1.17 per nine innings vs 1.46). C. J. Fick had the advantage in ERA (4.38 vs 4.7). By the career numbers, Mark Mercer 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.