Aaron Crow vs. David Rollins — Career Comparison

On the career pitching numbers, Aaron Crow posted a stronger line than David Rollins. Aaron Crow posted stronger numbers in ERA (3.43 vs 7.6) and WHIP (1.357 vs 1.922). By the career numbers, Aaron Crow 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.