Fitbit Flex 2 vs. Fitbit Versa vs. Garmin Vivofit 4 vs. LG G Watch R vs. Amazfit T-Rex

 
Flex 2
Versa
Vivofit 4
G Watch R
T-Rex
 FitbitFlex 2Remove Buy NowFitbitVersaRemove Buy NowGarminVivofit 4Remove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$199.99$79.95$300$140
Release20162018201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4 days1 year2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a300 x30088 x 88320 x 320360 x 360
Sizen/a1.34 inchesNA1.3 inches1.3 inches
Touchn/a
TypeLEDOLEDNAP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-in
Apps
Music

All Wearables