Ed Knouff vs. Sergio Valdez — Career Comparison

Sergio Valdez built a career as a starting pitcher and Ed Knouff as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ed Knouff posted stronger surface numbers — ERA 4.17 and WHIP 1.487 compared to 5.06 and 1.493 for Sergio Valdez. By the career numbers, Ed Knouff had the better of this cross-role comparison — though era context would sharpen the verdict.