Garmin eTrex 30x vs Garmin GPSMAP 64

There is less chance that you will run out of battery during an adventure.

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The bigger the screen size is, the better the user experience.

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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.

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This feature allows you to transfer your favorite routes or waypoints to other devices, and it makes it easier to keep your device up-to-date.

The device automatically syncs your data when in range of your computer or smartphone.

The device syncs all of your data wirelessly, without the need for cables.

The device will signal upcoming turns and prepare you, ensuring you stay on route.

A sensitive receiver can deliver even more accurate estimations of your current position.

Waypoints are locations or landmarks worth recording and storing in your GPS. These are locations you may later want to return to, for example favorite restaurants, bars etc.

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It tracks how far you travel.

You can upload different maps to your device. It is handy for people who like to explore new places.

It can detect changes in elevation, such as when you are climbing stairs.

Friends using the same app can be integrated with your account, allowing you to compete with them. This increases your motivation and makes it more enjoyable.

3D compass is a compass that will show accurate readings also when the compass is tilted. Therefore you don’t need to keep the compass on level ground to get steady readings.

This measures barometric air pressure. It can predict weather changes, for example a sudden drop in air pressure could mean a storm is coming. When calibrated correctly it can be used to determine altitude, which helps GPS devices to lock on quicker and with greater accuracy.

You can keep in contact with friends and family through social media with the device.

You can have routes prepared on your smartphone and sync it with your device before beginning your journey.