John Koronka vs. Rex Smith — Career Comparison

John Koronka built a career as a starting pitcher and Rex Smith as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Rex Smith posted stronger surface numbers — ERA 5.5 and WHIP 2.111 compared to 6.25 and 1.642 for John Koronka. By the career numbers, Rex Smith had the better of this cross-role comparison — though era context would sharpen the verdict.