Kolby Allard vs. Tyler Duffey — Career Comparison

Kolby Allard built a career as a starting pitcher and Tyler Duffey as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Tyler Duffey posted stronger surface numbers — ERA 4.57 and WHIP 1.321 compared to 5.34 and 1.409 for Kolby Allard. By the career numbers, Tyler Duffey had the better of this cross-role comparison — though era context would sharpen the verdict.