Sammy Peralta vs. Jerry Robertson — Career Comparison

Jerry Robertson built a career as a starting pitcher and Sammy Peralta as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jerry Robertson posted stronger surface numbers — ERA 3.94 and WHIP 1.559 compared to 5.12 and 1.774 for Sammy Peralta. By the career numbers, Jerry Robertson had the better of this cross-role comparison — though era context would sharpen the verdict.