Mutt Williams vs. Clay Zavada — Career Comparison

Looking at the career totals, Mutt Williams and Clay Zavada are fairly close on the surface numbers. Clay Zavada had the edge in ERA (3.35 vs 4.91). By the career numbers, Clay Zavada 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.