Frank Arellanes vs. Zach Pop — Career Comparison

Frank Arellanes built a career as a starting pitcher and Zach Pop as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Frank Arellanes posted stronger surface numbers — ERA 2.28 and WHIP 1.081 compared to 4.88 and 1.398 for Zach Pop. By the career numbers, Frank Arellanes had the better of this cross-role comparison — though era context would sharpen the verdict.