TomTom VIA 52

Amazon ReviewsScores 3.7 out of 5 from 93 Amazon Reviewers.
The TomTom VIA 52 adds smart-phone integration to the entry level TomTom START 52. Link up to your phone using bluetooth and receive free traffic updates. The TomTom VIA 52 plans intelligent routes that help you escape traffic in real-time. Enjoy hands-free calling, MyDrive and real-time services by easily connecting to your smartphone with Bluetooth. Map updates and TomTom Traffic are free, for the life of the device. 5 inch touchscreen (the standard entry/mid-range models - NOT multi-touch).

Also consider the TomTom VIA 53...
The VIA 52 was quickly superseded by the VIA 53, which adds Wi-Fi functionality. Wi-Fi means that the device can connect to a local network for maps, software updates, and download pre-planned routes.