Joe Callahan vs. Travis Phelps — Career Comparison

Joe Callahan built a career as a starting pitcher and Travis Phelps as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Travis Phelps posted stronger surface numbers — ERA 4.34 and WHIP 1.382 compared to 6.4 and 1.639 for Joe Callahan. By the career numbers, Travis Phelps had the better of this cross-role comparison — though era context would sharpen the verdict.