Harold Hairston vs. Erwin Renfer — Career Comparison

On the career pitching numbers, Erwin Renfer posted a stronger line than Harold Hairston. Erwin Renfer posted stronger numbers in ERA (6 vs 6.42) and WHIP (1.333 vs 1.390). By the career numbers, Erwin Renfer 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.