Keider Montero vs. Bill Williams — Career Comparison

Looking at the career totals, Keider Montero and Bill Williams are fairly close on the surface numbers. Keider Montero had the edge in ERA (4.57 vs 5.06). By the career numbers, Keider Montero 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.