William Brennan vs. Philip Humber — Career Comparison

Looking at the career totals, William Brennan and Philip Humber are fairly close on the surface numbers. William Brennan posted stronger numbers in ERA (5.18 vs 5.31) and home runs allowed (0.74 per nine innings vs 1.29). Philip Humber had the advantage in WHIP (1.442 vs 1.849). By the career numbers, William Brennan 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.