David Holmberg vs. John Russell — Career Comparison

On the career pitching numbers, John Russell posted a stronger line than David Holmberg. John Russell posted stronger numbers in WHIP (1.656 vs 1.713) and home runs allowed (0.4 per nine innings vs 2.26). By the career numbers, John Russell 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.