Pedro Avila vs. Joel Johnston — Career Comparison

On the career pitching numbers, Pedro Avila posted a stronger line than Joel Johnston. Pedro Avila posted stronger numbers in ERA (3.51 vs 4.31) and home runs allowed (0.8 per nine innings vs 1.05). By the career numbers, Pedro Avila 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.