Joe Colon vs. Jim Roberts — Career Comparison

Jim Roberts built a career as a starting pitcher and Joe Colon as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jim Roberts posted stronger surface numbers — ERA 7.18 and WHIP 1.899 compared to 7.2 and 2.000 for Joe Colon. By the career numbers, Jim Roberts had the better of this cross-role comparison — though era context would sharpen the verdict.