Carbon fiber vs. fiberglass, which stock material is stronger?

Carbon fiber vs. fiberglass, which stock material is stronger?
Carbon fiber offers a higher strength-to-weight ratio than fiberglass, making it the better choice for shooters prioritizing a lighter build without sacrificing rigidity. Fiberglass remains extremely durable and is often the better value option for shooters less focused on ounces.

McMillan offers stocks in both carbon fiber and fiberglass.