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Review: Sony NV-U84 GPS device

Sony has positioned the otherwise good NV-U84 GPS device in an odd spot, where it's not as good a value as the models immediately above and below it in the NAV-U lineup.

Read the full Sony NV-U84 review. Corinne Schulze/CBS Interactive

Depending on how you look at it, the NV-U84 is either the second or third highest device in the Sony NAV-U GPS lineup. There's no question that the NV-U94T is the flagship, but determining the NV-U84's value compared with its siblings is a tricky affair.

For one, it has the big 4.8-inch touch screen and higher price that imply it's a step up the ladder from the 4.3-inch screen of the NV-U74T. On the other hand, it lacks most of the advanced features of the NV-U94T and U74T--such as Bluetooth and traffic data--which puts it at a huge disadvantage.

Read the full Sony NV-U84 GPS review.