Bill Sowders vs. Mike Willis — Career Comparison

On the career pitching numbers, Bill Sowders posted a stronger line than Mike Willis. Bill Sowders posted stronger numbers in ERA (3.34 vs 4.59) and WHIP (1.335 vs 1.524). By the career numbers, Bill Sowders 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.