Roberto Duran vs. Speed Martin — Career Comparison

Speed Martin built a career as a starting pitcher and Roberto Duran as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Speed Martin posted stronger surface numbers — ERA 3.78 and WHIP 1.411 compared to 6.58 and 1.846 for Roberto Duran. By the career numbers, Speed Martin had the better of this cross-role comparison — though era context would sharpen the verdict.