Jack Leiter vs. Ricky Romero — Career Comparison

On the career pitching numbers, Ricky Romero posted a stronger line than Jack Leiter. Ricky Romero posted stronger numbers in ERA (4.16 vs 4.8) and home runs allowed (0.92 per nine innings vs 1.2). By the career numbers, Ricky Romero 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.