Sean Poppen vs. Victor Zambrano — Career Comparison

Victor Zambrano built a career as a starting pitcher and Sean Poppen as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Victor Zambrano posted stronger surface numbers — ERA 4.64 and WHIP 1.538 compared to 5.08 and 1.663 for Sean Poppen. By the career numbers, Victor Zambrano had the better of this cross-role comparison — though era context would sharpen the verdict.