Garmin vs. Magellan vs. TomTom: Which GPS Picks The Best Routes? (GPSmagazine.com)
Magellan's Maestro 4050, Garmin's nuvi 680, and TomTom's ONE XL all get us to our destination address, but the Garmin nuvi chooses a slightly faster route, provides more detailed navigation instructions, and is also the only GPS to announce what side of t...