Carlos Guevara vs. Bill Russell — Career Comparison

On the career pitching numbers, Bill Russell posted a stronger line than Carlos Guevara. Bill Russell posted stronger numbers in ERA (5.14 vs 5.84) and WHIP (1.429 vs 1.946). By the career numbers, Bill Russell 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.