Sony has released another mobile GPS navigation unit with increased features from the Nav-U NV-U73T. The Sony Nav-U NV-U83T will be shipped mid-April to the many people that are anxiously waiting for it.

The Sony NV-U83T takes the same basic features of the already impressive NV-U73T, and adds upon them to make an even greater product. The first noticeable improvement is that of a larger screen. The display was upgraded from a 4.3″ to a 4.8″. It seems like a small upgrade, but those that are used to screens similar to these will know that half an inch can make a big difference. » Read more: Portable Navigation GPS System – Sony NV-U83T Review