Mike Heathcott vs. David Holmberg — Career Comparison

David Holmberg built a career as a starting pitcher and Mike Heathcott as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mike Heathcott posted stronger surface numbers — ERA 3 and WHIP 1.000 compared to 5.49 and 1.713 for David Holmberg. By the career numbers, Mike Heathcott had the better of this cross-role comparison — though era context would sharpen the verdict.