Les Bartholomew vs. Diomedes Olivo — Career Comparison

On the career pitching numbers, Diomedes Olivo posted a stronger line than Les Bartholomew. Diomedes Olivo posted stronger numbers in ERA (3.1 vs 6.75) and WHIP (1.491 vs 1.821). By the career numbers, Diomedes Olivo 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.