Ronald Bolanos vs. Allen Levrault — Career Comparison

On the career pitching numbers, Ronald Bolanos posted a stronger line than Allen Levrault. Ronald Bolanos posted stronger numbers in ERA (5.25 vs 5.59) and home runs allowed (1.31 per nine innings vs 1.58). By the career numbers, Ronald Bolanos 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.