Allan Anderson vs. Glenn Spencer — Career Comparison

Looking at the career totals, Allan Anderson and Glenn Spencer are fairly close on the surface numbers. Allan Anderson posted stronger numbers in ERA (4.11 vs 4.53) and WHIP (1.373 vs 1.478). Glenn Spencer had the advantage in home runs allowed (0.62 per nine innings vs 0.96). By the career numbers, Allan Anderson 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.