Julian Aguiar vs. Cinders O'Brien — Career Comparison

Julian Aguiar built a career as a starting pitcher and Cinders O'Brien as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Cinders O'Brien posted stronger surface numbers — ERA 3.68 and WHIP 1.485 compared to 6.25 and 1.358 for Julian Aguiar. By the career numbers, Cinders O'Brien had the better of this cross-role comparison — though era context would sharpen the verdict.