Recently tried to purchase RV and this is the bank they used. My credit score was in the prime region. Yet they want to charge 17% ??? Ofcourse I said no. Mar 26, 2019 · Customers with credit scores between 300 and 550 are deep subprime, 551 to 660 are subprime, 661 to 780 are prime, and 781 to 850 are super prime.High IneHigh User's recommendation: Go through another bank.