William Parson vs. Brian Sweeney — Career Comparison

Looking at the career totals, William Parson and Brian Sweeney are fairly close on the surface numbers. Brian Sweeney posted stronger numbers in ERA (3.38 vs 4.92) and WHIP (1.231 vs 1.856). William Parson had the advantage in home runs allowed (0.6 per nine innings vs 0.92). By the career numbers, Brian Sweeney 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.