Mike Duvall vs. Pol Perritt — Career Comparison

Pol Perritt built a career as a starting pitcher and Mike Duvall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Pol Perritt posted stronger surface numbers — ERA 2.89 and WHIP 1.229 compared to 4.76 and 1.863 for Mike Duvall. By the career numbers, Pol Perritt had the better of this cross-role comparison — though era context would sharpen the verdict.