John Anderson vs. Seth Rosin — Career Comparison

On the career pitching numbers, John Anderson posted a stronger line than Seth Rosin. John Anderson posted stronger numbers in ERA (6.45 vs 12) and WHIP (1.813 vs 2.500). By the career numbers, John Anderson 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.