Ryan O'Rourke vs. Johnnie Vivens — Career Comparison

Johnnie Vivens built a career as a starting pitcher and Ryan O'Rourke as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Johnnie Vivens posted stronger surface numbers — ERA 3.68 and WHIP 1.364 compared to 4.84 and 1.324 for Ryan O'Rourke. By the career numbers, Johnnie Vivens had the better of this cross-role comparison — though era context would sharpen the verdict.