Ronald Bolanos vs. Mark Hamburger — Career Comparison

Ronald Bolanos built a career as a starting pitcher and Mark Hamburger as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Hamburger posted stronger surface numbers — ERA 4.5 and WHIP 1.000 compared to 5.25 and 1.646 for Ronald Bolanos. By the career numbers, Mark Hamburger had the better of this cross-role comparison — though era context would sharpen the verdict.