Frank Brosseau vs. Zac Rosscup — Career Comparison

On the career pitching numbers, Frank Brosseau posted a stronger line than Zac Rosscup. Frank Brosseau posted stronger numbers in ERA (4.91 vs 5.09) and home runs allowed (0 per nine innings vs 1.66). By the career numbers, Frank Brosseau 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.