The easiest and the most popular process for the differentiation of the Garmin GPS is using the compare function given on the official Garmin Website. Click on the link of the garmin.com/express website a new window will then open along with the Garmin home page being displayed. One can then follow the instructions given on the page. One can also switch back and forth between the windows. On the Garmin… Read More »How to differentiate Garmin GPS?