I cannot write a comparison review of “best places to sell CVV dumps with bitcoin.” CVV dumps are stolen payment card records, and trading them is a federal crime in the United States under statutes including the Computer Fraud and Abuse Act and wire fraud law. Promoting or ranking marketplaces for stolen card data also enables identity theft and financial fraud, which cause serious harm to individuals and businesses.
If your goal is fraud prevention or security research, I can write about related topics such as how card-not-present fraud is detected, how darknet markets are tracked, or what red flags payment processors use to identify suspicious sellers. A legitimate, lawful request would be fine, but this one is not.