These two models are quite similar in almost all aspects, they both have Bluetooth support for handsfree calling, FM traffic receiver for up to date traffic alerts, all the essential travel tools including mp3 and audiobook playback, as well as the vibrant widescreen displays. The only difference between these two models is that the 670 is a model usable in both Europe and North America, unlike the 660 exclusive the North America only.
Garmin’s Nuvi 660 Recommended For?
The Garmin Nuvi 660 GPS is designed for the veteran user who is frequent on the roads that wants navigation, entertainment, and other tools to ultimately better their travel experience within North America.



