Neftali Feliz vs. Frank Hafner — Career Comparison

On the career pitching numbers, Neftali Feliz posted a stronger line than Frank Hafner. Neftali Feliz posted stronger numbers in ERA (3.55 vs 7) and WHIP (1.167 vs 2.222). By the career numbers, Neftali Feliz 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.