Jose Acosta vs. Tony Mack — Career Comparison

Tony Mack built a career as a starting pitcher and Jose Acosta as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jose Acosta posted stronger surface numbers — ERA 4.51 and WHIP 1.561 compared to 15.43 and 3.429 for Tony Mack. By the career numbers, Jose Acosta had the better of this cross-role comparison — though era context would sharpen the verdict.