Best Bluetooth car adapters in 2025

amazon echo auto mounted to left of steering wheel
(Image credit: Amazon)

The best Bluetooth car adapters ensure you can enjoy hands-free audio in your car — no matter how low-tech your car might be. You don't have to spend a fortune on this process, and the only setup you need to worry about is plugging into your car's aux socket.

That's all it takes to wirelessly sync up your phone with your car's stereo system, letting you enjoy your favorite audiobooks, podcasts and streaming playlists while you drive.

To find out which option is best, we've tested Bluetooth car adapters and evaluated them on a bunch of factors. Specifically design, wireless audio quality and ease of use. We also awarded extra points for any special features, such as a connection to Alexa or a USB charging port.

Here are our picks for the best Bluetooth car adapters.

Don Reisinger is CEO and founder of D2 Tech Agency. A communications strategist, consultant, and copywriter, Don has also written for many leading technology and business publications including CNET, Fortune Magazine, The New York Times, Forbes, Computerworld, Digital Trends, TechCrunch and Slashgear. He has also written for Tom's Guide for many years, contributing hundreds of articles on everything from phones to games to streaming and smart home.

With contributions from