Luis Aquino vs. Casey Janssen — Career Comparison

Luis Aquino 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. Luis Aquino led in home run suppression (HR9+ 178 vs 85), run prevention (ERA+ 117 vs 87), and skill-based run prevention (DICE+ 114 vs 94). Casey Janssen held the edge in walk avoidance (BB%+ 171 vs 116). Role difference aside, Luis Aquino holds a clear edge on every meaningful shared measure.