Ryan Mattheus vs. Scott Olsen — Career Comparison

Scott Olsen built a career as a starting pitcher and Ryan Mattheus as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ryan Mattheus led in home run suppression (HR9+ 206 vs 84), walk avoidance (BB%+ 117 vs 89), and skill-based run prevention (DICE+ 100 vs 93). Scott Olsen held the edge in strikeout rate (K%+ 103 vs 66). Keeping the role difference in mind, the edge still goes to Ryan Mattheus.