Both the Nuvi 350 and the 660 are models designed for use anywhere in North America. The features do range quite a bit though. While the 350 is able to accept an optional FM traffic transmitter, the 660 already has one integrated for your convenience. The Nuvi 660 does have Bluetooth for hands free mobile calls, as well as a colorful widescreen display for your viewing pleasure. Both models do have mp3 and audio book playback, as well as a bunch of travel essentials which includes calculators, convertors, and such to help you on your trips.

Garmin Nuvi 350 Recommended For:

The Nuvi 350 GPS is recommended for the average user who wants the best rounded navigator, in performance, features, and price for North American usage. It is also recommended for the more than often and daily users, as the optional traffic receiving capabilities as well as the entertainment features can prove quite convenient.