Fred Hayner vs. Julio Teheran — Career Comparison

Julio Teheran 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. Julio Teheran posted stronger surface numbers — ERA 3.85 and WHIP 1.238 compared to 13.5 and 3.000 for Fred Hayner. By the career numbers, Julio Teheran had the better of this cross-role comparison — though era context would sharpen the verdict.