'The service operates on AT&T's EDGE network and is free for the first two years of ownership, after which users can elect to pay a $5 per month subscription or use the Nuvi without the connection.'
'Very slim enclosure'
'The prices seemed accurate in my sampling, but you can't search for the cheapest fuel price other than by scrolling through the list.'
'spacious touch screen and text-to-speech functionality'
'Included maps for Canada and U.'
'When it first shipped, Garmin broke ground by offering a built-in traffic receiver with subscription-free, advertising-supported lifetime traffic alerts. '
'In either case, by the time you’re ready to step on the gas, the Nuvi is ready to tell you where to go. '
'Full-featured run, bike, and swim modes - well-suited to triathletes.'
'The 310XT can use audible signals and/or vibration alerts, to ensure that you are aware of your milestones. '
'Designed for triathletes, the 310XT collects data such as speed, distance and time for bicycling and running, and it is waterproof up to 50 meters for swimming as well.'
'You can purchase the Forerunner 310XT with or without a new (more comfortable than previous models) waterproof, soft-strap heart rate monitor.'