Nate Cornejo vs. Hal Haydel — Career Comparison

Nate Cornejo built a career as a starting pitcher and Hal Haydel as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Hal Haydel posted stronger surface numbers — ERA 4.04 and WHIP 1.327 compared to 5.41 and 1.700 for Nate Cornejo. By the career numbers, Hal Haydel had the better of this cross-role comparison — though era context would sharpen the verdict.