Mays Copeland vs. Kai-Wei Teng — Career Comparison

Kai-Wei Teng built a career as a starting pitcher and Mays Copeland as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Kai-Wei Teng posted stronger surface numbers — ERA 7.3 and WHIP 1.697 compared to 13.5 and 3.000 for Mays Copeland. By the career numbers, Kai-Wei Teng had the better of this cross-role comparison — though era context would sharpen the verdict.