Casey Janssen vs. Penn Murfee — Career Comparison

On the career pitching numbers, Penn Murfee posted a stronger line than Casey Janssen. Penn Murfee posted stronger numbers in ERA (3.38 vs 3.63) and WHIP (1.135 vs 1.238). By the career numbers, Penn Murfee 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.