Rafael Betancourt vs. Carl Duser — Career Comparison

Carl Duser built a career as a starting pitcher and Rafael Betancourt as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Rafael Betancourt posted stronger surface numbers — ERA 3.36 and WHIP 1.167 compared to 7.88 and 2.875 for Carl Duser. By the career numbers, Rafael Betancourt had the better of this cross-role comparison — though era context would sharpen the verdict.