Billy Burke vs. Ethan Roberts — Career Comparison

On the career pitching numbers, Billy Burke posted a stronger line than Ethan Roberts. Billy Burke posted stronger numbers in ERA (4.81 vs 4.98) and home runs allowed (0.13 per nine innings vs 1.87). By the career numbers, Billy Burke 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.