Kurt Birkins vs. Bob Smith — Career Comparison

Bob Smith built a career as a starting pitcher and Kurt Birkins 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 4.75 and WHIP 1.645 compared to 5.85 and 1.553 for Kurt Birkins. By the career numbers, Bob Smith had the better of this cross-role comparison — though era context would sharpen the verdict.