Jamie Arnold vs. Dave Stapleton — Career Comparison

On the career pitching numbers, Dave Stapleton posted a stronger line than Jamie Arnold. Dave Stapleton posted stronger numbers in ERA (3.81 vs 5.73) and home runs allowed (0.32 per nine innings vs 0.58). By the career numbers, Dave Stapleton 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.