Brian O'Connor vs. William Sumrall — Career Comparison

Looking at the career totals, Brian O'Connor and William Sumrall are fairly close on the surface numbers. William Sumrall posted stronger numbers in WHIP (1.455 vs 1.865) and home runs allowed (0.27 per nine innings vs 1.46). Brian O'Connor had the advantage in ERA (5.11 vs 6). By the career numbers, William Sumrall 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.