Casey Janssen vs. Yohander Mendez — Career Comparison

Yohander Mendez built a career as a starting pitcher and Casey Janssen as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Casey Janssen posted stronger surface numbers — ERA 3.63 and WHIP 1.238 compared to 6.23 and 1.573 for Yohander Mendez. By the career numbers, Casey Janssen had the better of this cross-role comparison — though era context would sharpen the verdict.