Howard Petway vs. Christian Roa — Career Comparison

Looking at the career totals, Howard Petway and Christian Roa are fairly close on the surface numbers. Howard Petway had the edge in WHIP (1.071 vs 1.333). By the career numbers, Howard Petway 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.