Jonathan Aro vs. Jim Mooney — Career Comparison

Jim Mooney 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. Jim Mooney posted stronger surface numbers — ERA 4.25 and WHIP 1.570 compared to 6.55 and 1.909 for Jonathan Aro. By the career numbers, Jim Mooney had the better of this cross-role comparison — though era context would sharpen the verdict.