Conclusion: Garmin's nüvi 660 is now the leader of the high-end shirt-pocket GPS market. It's pricey, but if you want the most fully featured yet tiny navigation device with a 4.3-inch screen, the nüvi 660 is your only choice. WQVGA 4.3-inch screen. Sensitive GPS receiver. Integrated traffic receiver. Bluetooth speakerphone interface. POI database...
Conclusion: If you can afford the hefty price tag, the Garmin Nuvi 660 is a solid-performing and versatile GPS device that offers all the navigation basics, tools for the world traveler, Bluetooth, and more