Rick Anderson vs. David Manning — Career Comparison

On the career pitching numbers, Rick Anderson posted a stronger line than David Manning. Rick Anderson posted stronger numbers in ERA (3.75 vs 16.2) and WHIP (2.083 vs 2.850). By the career numbers, Rick 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.