Garmin Forerunner 645 Music
Suunto Spartan Sport
107 facts in comparison
Dustproof/water resistant at depth equal to or greater than 1 meter.
Resistance to sweat makes it ideal for use while doing sports.
The device has an electronic display to present information to the user.
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Suunto 9 Baro
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Polar RCX3 GPS
These devices will not experience water damage, e.g. in the shower. Devices which can withstand more water pressure are better for swimming or diving.
GPS enables global positioning, useful in map, geo-tagging or navigation apps.
A heart rate monitor can help show your fitness levels, enabling you to calculate a suitable intensity of exercise.
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.
An accelerometer is a sensor used to measure the linear acceleration of a device. A common application is detecting when a device changes between vertical and horizontal positions.
A compass is useful in games, map and navigation software.
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.
Garmin Fenix 5X
It tracks how far you travel.
Your activity data is analysed to give you reports, available to view through the app or website. This allows you to see how active you have been and to help you make improvements.
With a route tracker you can add your route onto a map. It is helpful if you plan to do the same route again, or want to share it with your community.
Measuring pace shows how much time it takes to travel one kilometer or one mile. For example, in running, a 4 minute kilometer would be a very good pace.
Allows you to set your own goals, such as reaching 15,000 steps in a single day.
This is useful if you are on a strict training diet or if you are trying to lose weight. It can also help to boost your motivation.
The device syncs all of your data wirelessly, without the need for cables.
Bluetooth is a wireless technology that allows you to easily transfer data between different devices, such as smartphones, tablets and computers.
It is compatible with a range of Android devices such as smartphones and tablets.
It is compatible with a range of iOS devices such as iPhones, iPads and the iPod Touch.
ANT+ is a wireless protocol similar to Bluetooth Smart, and is very power efficient. It is mainly used for fitness monitoring devices such as heart rate monitors and cadence sensors to connect to other devices, eg. sports watches, smartphones and cycling computers.
802.11n is a wireless standard released in 2009. It has faster transfer rates and improved security compared to its predecessors - a, b and g.
An indicator shows you when the device has low battery.
There is less chance that you will run out of battery during an adventure.
Suunto Ambit3 Peak Sapphire (HR)
The battery can be recharged and used over again.
When your paired smartphone is running low on battery, the smartwatch will notify you.
The battery is removable and can be replaced by the user if broken.
Magellan Echo Fit
A solar battery takes its energy from light, and stores it in a self-recharging battery which never needs to be changed.
Vibrating alerts have a variety of uses, such as interval training.
Suunto 9 Baro
The device can wake you using vibration, so as not to disturb anyone else sleeping in the room.
You are awarded achievements for reaching goals, helping to encourage you and keep you motivated.
You can upload different maps to your device. It is handy for people who like to explore new places.
It can periodically download data on the future position of GPS satellites. This enables it to lock on much faster, so you don’t have to wait around to get a GPS fix.
TomTom Spark 3
The device detects when you have been idle for too long, and alerts you to encourage you to stay active.