Glenn Abbott vs. Glenn Spencer — Career Comparison

Looking at the career totals, Glenn Abbott and Glenn Spencer are fairly close on the surface numbers. Glenn Abbott posted stronger numbers in ERA (4.39 vs 4.53) and WHIP (1.388 vs 1.478). Glenn Spencer had the advantage in home runs allowed (0.62 per nine innings vs 1.13). By the career numbers, Glenn Abbott 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.