OGM1 vs. Factory vs. Universal Navigation

One of the questions we get asked most often concerns the differences between the Advent OGM1 and the GM factory navigation system. In our opinion, the Advent wins the comparison hands-down, but we put together the following chart to allow you to make up your own mind, with some universal double-DIN navi’s thrown in for good measure:

(Links below take you to video clips showing the unit in operation)

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