Best GPS Devices - MP3 Player Special Features, Fixed Form Factor, 320 x 240 Resolutions

'Has a default set sleep timer - will shut itself down after a defined number of seconds.'

'The preferences are located in various locations all over the device and can be difficult to find.'

'All too often, when we'd struck a via point, the system just sat there or displayed a distant overhead map leaving us unable to return to the 3D 'cockpit' view without re-entering everything.'

'the screen is difficult to read on sunny days, which presents a serious problem if you are driving.'

'the map interface can be confusing, and the system responds sluggishly at times.'

'on the iWay 250c you won't find Bluetooth hands free calling, you won't find any traffic services included (nor optional)'

'The Garmin StreetPilot c550 is occasionally slow to acquire a satellite fix, and it's a bit pricey.'

'The MSN Direct service isn't available in all areas, and names of gas stations weren't always provided.'

'the unit's small, built-in speaker is difficult to hear, even when set at maximum volume.'