Burleigh Grimes vs. Paul Hartzell — Career Comparison

On the career pitching numbers, Burleigh Grimes posted a stronger line than Paul Hartzell. Burleigh Grimes posted stronger numbers in ERA (3.53 vs 3.9) and home runs allowed (0.32 per nine innings vs 0.63). By the career numbers, Burleigh Grimes 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.