Fitbit Flex 2 vs. Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Samsung Galaxy Watch vs. Amazfit GTR

 
Flex 2
Vivofit 3
Vivosmart HR
Galaxy Watch
GTR
 FitbitFlex 2Remove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowSamsungGalaxy WatchRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$100$170$330$199
Release20162016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 year5 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a64 x 64160 x 68360 x 360454 x 454
Sizen/a0.55 inches1.08 inches1.2 inches or 1.3 inches1.39 inches
Touchn/a
TypeLEDn/an/aAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizen OSBuild-in
Apps
MusicSpotify

All Wearables