Jim Acker vs. Bob Smith — Career Comparison

Bob Smith built a career as a starting pitcher and Jim Acker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bob Smith posted stronger surface numbers — ERA 3.94 and WHIP 1.399 compared to 3.97 and 1.423 for Jim Acker. By the career numbers, Bob Smith had the better of this cross-role comparison — though era context would sharpen the verdict.