David Aardsma vs. Charley Wilson — Career Comparison

Charley Wilson built a career as a starting pitcher and David Aardsma as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Charley Wilson posted stronger surface numbers — ERA 4.02 and WHIP 1.353 compared to 4.27 and 1.487 for David Aardsma. By the career numbers, Charley Wilson had the better of this cross-role comparison — though era context would sharpen the verdict.