David Hernandez vs. Al Pierotti — Career Comparison

Al Pierotti built a career as a starting pitcher and David Hernandez as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Al Pierotti posted stronger surface numbers — ERA 4.05 and WHIP 1.425 compared to 4.12 and 1.335 for David Hernandez. By the career numbers, Al Pierotti had the better of this cross-role comparison — though era context would sharpen the verdict.