The bigger the screen size is, the better the user experience.
Garmin Nuvi 2798LMT-Digital: 7"
2. Has lifetime maps
Users are able to download the latest maps four times per year with no further fees or subscriptions.
63% have it
3. has an external memory slot
The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.
77% have it
4. Has an audiobook player
Allows users to download books and listen to them while on the go.
14% have it
800 x 480px
TomTom VIA 1605 M: 800 x 600px
6. Has a favorites menu
Save all your favorite destinations, such as certain towns or restaurants, so you have directions ready for your next visit.
57% have it
Becker Revo.2: 7mm
8. Has eco-routing
This option allows users to plan environmentally friendly routes which can reduce fuel consumption.
36% have it
9. Has route optimizer
If the user has many destinations planned, for example a UPS driver, they can enter in all of the destinations and the GPS will calculate the most efficient route to take, saving time and reducing fuel costs.
49% have it
10. Has route avoidance
The device can avoid certain routes depending on the user's preference. For example, if you wish to avoid expensive toll roads then the device can design an alternative route.
75% have it
11. Has music playback
The device can play mp3 music files.
13% have it
12. Has an emergency shortcut application
In the case of an emergency the user can quickly contact the emergency services through the device.
26% have it
13. Has lane guidance
This feature will tell the user what lane they should be in when preparing for upcoming turns or junctions.
74% have it
Garmin eTrex 30x: 54mm
15. Has speed alerts
The device will alert you of upcoming speed cameras and warn you if you exceed the current speed limit.
78% have it
16. has a touch screen
You can operate the device easily, by pressing the screen with your fingers.
95% have it
17. Has hands free calling
Hands free is a crucial feature for road safety, allowing you to answer calls without taking your hands off the wheel.
40% have it
18. displays 3D
The device can display 3D images without the need for wearing special glasses. The display's special construction allows viewers to get a sense of an image's depth by tailoring its position to fit the user's perspective.
24% have it
19. Has an automatic rerouting feature
If you take a wrong turn or face heavy traffic ahead, the GPS will design a new route so that you will still arrive at your destination as quickly as possible.
79% have it
20. points of interest
A point of interest, or POI, is a specific location that someone may find useful or interesting, for example a famous museum or landmark.
Clarion NX302E: 12000000
21. Has multi route capabilities
This is the ability to have multiple “vias” per route.
57% have it
22. has voice prompts
This feature allows the device to inform you of important information through its audio function.
90% have it
23. Has spoken street name feature
The device will tell you what street you arrive on.
85% have it
24. Has turn by turn directions
The device will signal upcoming turns and prepare you, ensuring you stay on route.
87% have it
25. Can upload maps
You can upload different maps to your device. It is handy for people who like to explore new places.