Jimmy Haynes vs. David Holmberg — Career Comparison

On the career pitching numbers, Jimmy Haynes posted a stronger line than David Holmberg. Jimmy Haynes posted stronger numbers in ERA (5.37 vs 5.49) and home runs allowed (1.11 per nine innings vs 2.26). By the career numbers, Jimmy Haynes 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.