John Gilroy vs. Aaron Thompson — Career Comparison

On the career pitching numbers, Aaron Thompson posted a stronger line than John Gilroy. Aaron Thompson posted stronger numbers in ERA (4.94 vs 6.23) and WHIP (1.585 vs 2.031). By the career numbers, Aaron Thompson 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.