Raleigh Aitchison vs. Doug Fister — Career Comparison

On the career pitching numbers, Raleigh Aitchison posted a stronger line than Doug Fister. Raleigh Aitchison posted stronger numbers in ERA (3.01 vs 3.72) and home runs allowed (0.31 per nine innings vs 0.89). By the career numbers, Raleigh Aitchison 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.