Jonathan Aro vs. Jake Weimer — Career Comparison

Jake Weimer built a career as a starting pitcher and Jonathan Aro as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jake Weimer posted stronger surface numbers — ERA 2.23 and WHIP 1.168 compared to 6.55 and 1.909 for Jonathan Aro. By the career numbers, Jake Weimer had the better of this cross-role comparison — though era context would sharpen the verdict.