Jake Dunning vs. Mickey Haefner — Career Comparison

Mickey Haefner built a career as a starting pitcher and Jake Dunning as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jake Dunning posted stronger surface numbers — ERA 2.77 and WHIP 1.269 compared to 3.5 and 1.358 for Mickey Haefner. By the career numbers, Jake Dunning had the better of this cross-role comparison — though era context would sharpen the verdict.