Rich Harden vs. Robert Ray — Career Comparison

On the career pitching numbers, Rich Harden posted a stronger line than Robert Ray. Rich Harden posted stronger numbers in ERA (3.76 vs 4.18) and home runs allowed (1.02 per nine innings vs 1.29). By the career numbers, Rich Harden 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.