Ownie Carroll vs. Brad Hennessey — Career Comparison

On the career pitching numbers, Ownie Carroll posted a stronger line than Brad Hennessey. Ownie Carroll posted stronger numbers in ERA (4.43 vs 4.69) and home runs allowed (0.41 per nine innings vs 1.1). By the career numbers, Ownie Carroll 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.