Manny Aybar vs. George Walker — Career Comparison

Looking at the career totals, Manny Aybar and George Walker are fairly close on the surface numbers. George Walker posted stronger numbers in WHIP (1.429 vs 1.522) and home runs allowed (0.51 per nine innings vs 1.13). Manny Aybar had the advantage in ERA (5.11 vs 5.91). By the career numbers, George Walker 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.