Tommy Atkins vs. Junior Guerra — Career Comparison

On the career pitching numbers, Tommy Atkins posted a stronger line than Junior Guerra. Tommy Atkins posted stronger numbers in ERA (2.86 vs 4.06) and home runs allowed (0 per nine innings vs 1.17). By the career numbers, Tommy Atkins 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.