Roberto Rivera vs. Tom Sunkel — Career Comparison

Tom Sunkel built a career as a starting pitcher and Roberto Rivera as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Roberto Rivera posted stronger surface numbers — ERA 4.5 and WHIP 1.583 compared to 4.53 and 1.593 for Tom Sunkel. By the career numbers, Roberto Rivera had the better of this cross-role comparison — though era context would sharpen the verdict.