John Firth vs. Don Rose — Career Comparison

Looking at the career totals, John Firth and Don Rose are fairly close on the surface numbers. Don Rose posted stronger numbers in ERA (4.14 vs 8) and WHIP (1.752 vs 2.111). John Firth had the advantage in home runs allowed (0 per nine innings vs 1.77). By the career numbers, Don Rose 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.