David Hernandez vs. Scott Olsen — Career Comparison

Scott Olsen built a career as a starting pitcher and David Hernandez as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Scott Olsen led in run prevention (ERA+ 99 vs 83), home run suppression (HR9+ 84 vs 74), and skill-based run prevention (DICE+ 93 vs 89). David Hernandez held the edge in walk avoidance (BB%+ 92 vs 89). Keeping the role difference in mind, the edge still goes to Scott Olsen.