John Firth vs. Gary Ross — Career Comparison

Looking at the career totals, John Firth and Gary Ross are fairly close on the surface numbers. Gary Ross posted stronger numbers in ERA (3.92 vs 8) and WHIP (1.548 vs 2.111). John Firth had the advantage in home runs allowed (0 per nine innings vs 0.61). By the career numbers, Gary Ross 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.