Sidney Williams vs. Bryan Woo — Career Comparison

Looking at the career totals, Sidney Williams and Bryan Woo are fairly close on the surface numbers. Bryan Woo posted stronger numbers in ERA (3.21 vs 4.28) and WHIP (0.983 vs 1.610). Sidney Williams had the advantage in home runs allowed (0.33 per nine innings vs 1.21). By the career numbers, Bryan Woo 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.