Aroldis Chapman vs. Art Demery — Career Comparison

Art Demery built a career as a starting pitcher and Aroldis Chapman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Art Demery posted stronger surface numbers — ERA 0 and WHIP 4.500 compared to 2.52 and 1.084 for Aroldis Chapman. By the career numbers, Art Demery had the better of this cross-role comparison — though era context would sharpen the verdict.