Jack Billingham vs. Max Castillo — Career Comparison

On the career pitching numbers, Jack Billingham posted a stronger line than Max Castillo. Jack Billingham posted stronger numbers in ERA (3.83 vs 5.43) and home runs allowed (0.71 per nine innings vs 1.51). By the career numbers, Jack Billingham 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.