Fitbit Flex vs. Garmin Vivosmart 3 vs. Jawbone UP3 vs. LG G Watch R vs. Amazfit T-Rex

 
Flex
Vivosmart 3
UP3
G Watch R
T-Rex
 FitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP3Remove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$139.99$180$300$140
Release20132017201320142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANAn/a
MacNAn/a
WindowsNAn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA64 x 128NA320 x 320360 x 360
SizeNANANA1.3 inches1.3 inches
TouchNANA
TypeLEDOLEDNAP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATMNAIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANAAndroid WearBuild-in
Apps
MusicNA

All Wearables