Jason Anderson vs. Caleb Thielbar — Career Comparison

On the career pitching numbers, Caleb Thielbar posted a stronger line than Jason Anderson. Caleb Thielbar posted stronger numbers in ERA (3.26 vs 6.39) and WHIP (1.167 vs 1.974). By the career numbers, Caleb Thielbar 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.