Charlie Buffinton vs. Casey Janssen — Career Comparison

On the career pitching numbers, Charlie Buffinton posted a stronger line than Casey Janssen. Charlie Buffinton posted stronger numbers in ERA (2.96 vs 3.63) and home runs allowed (0.23 per nine innings vs 0.88). By the career numbers, Charlie Buffinton 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.