Zac Kristofak vs. B. J. Ryan — Career Comparison

Looking at the career totals, Zac Kristofak and B. J. Ryan are fairly close on the surface numbers. Zac Kristofak posted stronger numbers in ERA (0 vs 3.37) and home runs allowed (0 per nine innings vs 0.7). B. J. Ryan had the advantage in WHIP (1.332 vs 2.500). By the career numbers, Zac Kristofak 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.