1. Not subject to signal flow restrictions

　　Everyone knows that mobile phone navigation needs to rely on mobile data to connect. If the signal is weak or the mobile signal is not popular, mobile navigation will almost become furnishings. The car navigation relies on the network of vehicles. The terminal has a dedicated car broadband system with unlimited traffic.

　　2. The screen is large, the screen is clear, and it is relatively safer.

　　The car GPS manufacturer learned that first of all, mobile navigation was defeated to the vehicle navigation in terms of the size of the screen. The screen was large and the high sharpness was one of the advantages of vehicle navigation. On the other hand, mobile phone navigation generally uses mobile brackets, while mobile phone brackets will affect the driver's sight, which is threatened to not ignore driving safety.

　　3. Smooth use and not easy to be interrupted

　　Mobile phone navigation is easily interfered by factors such as SMS, telephone, and electricity, which will affect display screens and voice navigation. The car navigation does not have to worry about these issues at all, and the navigation is not vulnerable to the outside world.

　　4. Navigation is more accurate

　　Generally, vehicle navigation can have 12 satellites for positioning, while mobile navigation is located by GPS, generally only 4 satellites. Although there may not be much problem in the identification of the main road auxiliary road, for example, the judgment of the bridge on the bridge, the accuracy of mobile phone navigation is far less than that of car navigation.

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