Jawbone UP2 vs. LG G Watch R vs. Huawei Band 2 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
UP2
G Watch R
Band 2
Vivosmart 4
T-Rex
 JawboneUP2Remove Buy NowLGG Watch RRemove Buy NowHuaweiBand 2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$300$69.99$130$140
Release20152014201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days21 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNAn/a
MacNAn/a
WindowsNAn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA320 x 320128 x 3248 x 128360 x 360
SizeNA1.3 inches0.91 inches0.74 inches1.3 inches
TouchNA
TypeNAP-OLEDPMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash resistantIP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAAndroid WearBuild-in
Apps
Music

All Wearables