Casey Janssen vs. Rube Manning — Career Comparison

Rube Manning 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. Rube Manning posted stronger surface numbers — ERA 3.14 and WHIP 1.285 compared to 3.63 and 1.238 for Casey Janssen. By the career numbers, Rube Manning had the better of this cross-role comparison — though era context would sharpen the verdict.