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

　　First of all, the mobile phone navigation was defeated to the vehicle navigation in terms of the size of the screen. The screen is large and the high sharpness is one of the advantages of the 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.

　　2. 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.

　　3. Not subject to signal flow restrictions

　　4. The map upgrade is convenient and fast

　　Friends who have used car navigation must know how troublesome each upgrade is for it. It is too troublesome to do it by yourself. Going to the 4S shop is often pitted. Sometimes it will not be upgraded once a year and a half, so that the route is not new. And the mobile navigation point is updated. Is it simple and rough?

　　5. Convenient input, not bulky

　　Every time you enter words, you can clearly feel that mobile phone navigation is easier to operate. Car navigation sometimes does not show for a long time, and the touch screen sensitivity is not as good as the mobile phone.

　　6. The operation of the surrounding service is troublesome, the search effect is not good

　　The information feedback of mobile phone navigation is more abundant than the car navigation. Some temporary traffic control, or road repair can be reflected in navigation, as well as the functions of surrounding search, car navigation has to be willing to worship.

　　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.

　　7. 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.

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