Robbie Erlin vs. Frank Kitson — Career Comparison

On the career pitching numbers, Frank Kitson posted a stronger line than Robbie Erlin. Frank Kitson posted stronger numbers in ERA (3.17 vs 4.87) and home runs allowed (0.21 per nine innings vs 1.13). By the career numbers, Frank Kitson 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.