Fred Hayner vs. Sergio Mitre — Career Comparison

Sergio Mitre built a career as a starting pitcher and Fred Hayner as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Sergio Mitre posted stronger surface numbers — ERA 5.21 and WHIP 1.509 compared to 13.5 and 3.000 for Fred Hayner. By the career numbers, Sergio Mitre had the better of this cross-role comparison — though era context would sharpen the verdict.