SlashGear JapanNavigon is quickly rising to the top in the Personal Navigation Device market, even superseding TomTom and Garmin in many areas. Their latest PND is the 2100 Max, which is coincidentally one of the few upgradeable GPS units on the market. It also has a 4.3-inch Widescreen, Text-To-Speech functionality, lane guide assistance and speed warnings along with a fairly comprehensive list of Points of Interest; I mean there were more than a couple points listed in the little town I live in.
