Jonathan Aro vs. Sonny Parker — Career Comparison

Sonny Parker 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. Sonny Parker posted stronger surface numbers — ERA 0 and WHIP 0.286 compared to 6.55 and 1.909 for Jonathan Aro. By the career numbers, Sonny Parker had the better of this cross-role comparison — though era context would sharpen the verdict.