Travis Bowyer vs. Alberto Castillo — Career Comparison

Looking at the career totals, Travis Bowyer and Alberto Castillo are fairly close on the surface numbers. Alberto Castillo posted stronger numbers in ERA (4.33 vs 5.59) and home runs allowed (1.19 per nine innings vs 2.79). Travis Bowyer had the advantage in WHIP (1.345 vs 1.541). By the career numbers, Alberto Castillo 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.