Dellin Betances vs. Rosy Ryan — Career Comparison

Rosy Ryan built a career as a starting pitcher and Dellin Betances as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Dellin Betances posted stronger surface numbers — ERA 2.53 and WHIP 1.085 compared to 4.14 and 1.384 for Rosy Ryan. By the career numbers, Dellin Betances had the better of this cross-role comparison — though era context would sharpen the verdict.