OGM1 vs. Factory vs. Simplesoft

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 the Simplesoft version of the GM-style navi thrown in for good measure:

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

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