Roberto Duran vs. Lou Manske — Career Comparison

Lou Manske 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. Lou Manske posted stronger surface numbers — ERA 5.63 and WHIP 2.125 compared to 6.58 and 1.846 for Roberto Duran. By the career numbers, Lou Manske had the better of this cross-role comparison — though era context would sharpen the verdict.