Jason Grilli vs. Ray Hathaway — Career Comparison

Ray Hathaway built a career as a starting pitcher and Jason Grilli as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ray Hathaway posted stronger surface numbers — ERA 4 and WHIP 1.889 compared to 4.22 and 1.405 for Jason Grilli. By the career numbers, Ray Hathaway had the better of this cross-role comparison — though era context would sharpen the verdict.