Diego Moreno vs. Jesse Petty — Career Comparison

Jesse Petty built a career as a starting pitcher and Diego Moreno as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jesse Petty posted stronger surface numbers — ERA 3.68 and WHIP 1.309 compared to 5.06 and 1.250 for Diego Moreno. By the career numbers, Jesse Petty had the better of this cross-role comparison — though era context would sharpen the verdict.