Two of the most highly rated and positively reviewed GPS systems are the Garmin nüvi 55LM navigator and the TomTom VIA 1415M, which garner 4.4 and 4.1 stars out of five respectively. Both of these GPS devices are rated for their ease of use, value for money and good screen size.
The Garmin nüvi 55LM has a 5-inch touch screen display, which many reviewers found suitable when typing in addresses. One reviewer mentioned that the screen was too dim for daytime use, despite the various brightness settings. Reviewers were also pleased with the information displayed on the device, with warnings issued when approaching school zones, details of speed restrictions, and highlighting of locations such as rest stops and gas stations. Several individuals were disappointed with the inaccurate calibration, stating that the unit could not pinpoint exact locations.
The TomTom VIA 1415M is praised by many reviewers as an outstanding GPS system for the price, especially when compared with more expensive options. Individuals were also pleased with the unlimited map upgrades the unit offers, as well as its clear information relay regarding speed limits and highway exits. Some reviewers found the screen size to be too small, finding it difficult to input addresses or read street names. Two reviewers also mentioned issues with the battery, stating that their units did not hold a charge well and would not switch on at all after several uses.