Carlos Diaz vs. Trevor McDonald — Career Comparison

Trevor McDonald built a career as a starting pitcher and Carlos Diaz as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Trevor McDonald posted stronger surface numbers — ERA 1.5 and WHIP 0.889 compared to 3.21 and 1.453 for Carlos Diaz. By the career numbers, Trevor McDonald had the better of this cross-role comparison — though era context would sharpen the verdict.