As I stated, they are client websites, which I don't particularly feel like disclosing. It's trivially easy to find benchmarks. [1] is old, but it gives you an idea of the stark differences that I have seen in practice.

[1] https://goldfirestudios.com/cdn-benchmarks-cloudflare-vs-clo...

[2] https://www.bizety.com/2018/05/01/network-performance-benchm...