Bobby Ayala vs. William Parson — Career Comparison

Looking at the career totals, Bobby Ayala and William Parson are fairly close on the surface numbers. Bobby Ayala posted stronger numbers in ERA (4.78 vs 4.92) and WHIP (1.472 vs 1.856). William Parson had the advantage in home runs allowed (0.6 per nine innings vs 1.11). By the career numbers, Bobby Ayala 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.