Carlos Perez vs. Jeff Wallace — Career Comparison

Carlos Perez built a career as a starting pitcher and Jeff Wallace as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Carlos Perez led in walk avoidance (BB%+ 155 vs 56), skill-based run prevention (DICE+ 101 vs 87), and run prevention (ERA+ 106 vs 105). Jeff Wallace held the edge in home run suppression (HR9+ 158 vs 100). Keeping the role difference in mind, the edge still goes to Carlos Perez.