Fred Anderson vs. Glenn Spencer — Career Comparison

On the career pitching numbers, Fred Anderson posted a stronger line than Glenn Spencer. Fred Anderson posted stronger numbers in ERA (2.86 vs 4.53) and WHIP (1.175 vs 1.478). By the career numbers, Fred 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.