Jo-Jo Reyes vs. B. J. Rosenberg — Career Comparison

Jo-Jo Reyes built a career as a starting pitcher and B. J. Rosenberg as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. B. J. Rosenberg posted stronger surface numbers — ERA 5.72 and WHIP 1.571 compared to 6.06 and 1.665 for Jo-Jo Reyes. By the career numbers, B. J. Rosenberg had the better of this cross-role comparison — though era context would sharpen the verdict.