Art Doll vs. John Frill — Career Comparison

Looking at the career totals, Art Doll and John Frill are fairly close on the surface numbers. John Frill posted stronger numbers in WHIP (1.433 vs 1.667) and home runs allowed (0.27 per nine innings vs 0.75). Art Doll had the advantage in ERA (3 vs 5.85). By the career numbers, John Frill 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.