Michael Kelly vs. Jimmy Mayo — Career Comparison

Jimmy Mayo built a career as a starting pitcher and Michael Kelly as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jimmy Mayo posted stronger surface numbers — ERA 2.81 and WHIP 1.563 compared to 3.04 and 1.287 for Michael Kelly. By the career numbers, Jimmy Mayo had the better of this cross-role comparison — though era context would sharpen the verdict.