Don Songer vs. Mike Willis — Career Comparison

On the career pitching numbers, Don Songer posted a stronger line than Mike Willis. Don Songer posted stronger numbers in ERA (3.38 vs 4.59) and home runs allowed (0.4 per nine innings vs 1.09). By the career numbers, Don Songer 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.