Joe Boever vs. Ethan Roberts — Career Comparison

On the career pitching numbers, Joe Boever posted a stronger line than Ethan Roberts. Joe Boever posted stronger numbers in ERA (3.93 vs 4.98) and home runs allowed (0.89 per nine innings vs 1.87). By the career numbers, Joe Boever 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.