Best New Car Interest Rates 2025. Instantly compare car loans online. The average auto loan interest rates across all credit profiles range from 5.64% to 14.78% for new cars and 7.66% to 21.55% for used cars.
Whether you’re buying a new car or refinancing an existing car loan, take the time to shop around for the best loan terms. In august 2025, automotive site edmunds.com listed the average car loan interest rate for july 2025 as 7.1% apr for new car loans and 11.4% apr for used car.