vs
vs
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
Top 11%3,796 points
Top 11%
Top 50%2,109 points
Top 50%
Top 1%4,250 points
Top 1%
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
Top specs and features

Garmin Fenix 3 Sapphire vs Garmin Forerunner 235 vs Garmin Forerunner 645 Music: 107 facts in comparison

1. has GPS

GPS enables global positioning, useful in map, geo-tagging or navigation apps.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
62% have it

2. Is compatible with Android

It is compatible with a range of Android devices such as smartphones and tablets.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
25% have it

3. Has a heart rate monitor

A heart rate monitor can help show your fitness levels, enabling you to calculate a suitable intensity of exercise.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
59% have it

4. Has Bluetooth

Bluetooth is a wireless technology that allows you to easily transfer data between different devices, such as smartphones, tablets and computers.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
36% have it

5. Provides activity reports

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.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
40% have it

6. Has a barometer

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.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
38% have it

7. weight

85g
Polar RCX3 GPS: 33g
42g
42.2g

8. Has vibrating alerts

Vibrating alerts have a variety of uses, such as interval training.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
32% have it

9. Has a route tracker

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.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
34% have it

10. Syncs wirelessly

The device syncs all of your data wirelessly, without the need for cables.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
34% have it

11. Has trackback mode

This feature enables you to track your route and reverse it in order to guide you back to where you began your journey.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
19% have it

12. has an accelerometer

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.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
39% have it

13. resolution

218 x 218px
Suunto 9: 300 x 320px
215 x 180px
240 x 240px

14. Can upload maps

You can upload different maps to your device. It is handy for people who like to explore new places.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
27% have it

15. has a battery level indicator

An indicator shows you when the device has low battery.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
86% have it

16. Has a display

The device has an electronic display to present information to the user.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
95% have it

17. thickness

16mm
Motorola MOTOACTV: 9.6mm
11.7mm
13.5mm

18. Has achievements

You are awarded achievements for reaching goals, helping to encourage you and keep you motivated.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
16% have it

19. waterproofing maximum depth

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.
100m
Casio GWA1000FC-2A: 200m
50m
50m

20. Is compatible with iOS

It is compatible with a range of iOS devices such as iPhones, iPads and the iPod Touch.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
30% have it

21. Tracks distance

It tracks how far you travel.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
76% have it

22. Has goal setting

Allows you to set your own goals, such as reaching 15,000 steps in a single day.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
37% have it

23. Is dustproof and water resistant

Dustproof/water resistant at depth equal to or greater than 1 meter.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
92% have it

24. Supports ANT+

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.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
27% have it

25. Has silent alarm

The device can wake you using vibration, so as not to disturb anyone else sleeping in the room.
Garmin Fenix 3 Sapphire
Garmin Forerunner 235
Garmin Forerunner 645 Music
20% have it

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