Fitbit Charge 2 vs. Garmin Vivosmart 3 vs. LG G Watch R vs. Amazfit T-Rex vs. Apple Watch Ultra

 
Charge 2
Vivosmart 3
G Watch R
T-Rex
Watch Ultra
 FitbitCharge 2Remove Buy NowGarminVivosmart 3Remove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$139.99$300$140$799
Release20162017201420192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days2 days20 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a64 x 128320 x 320360 x 360502x410 pixels
Sizen/aNA1.3 inches1.3 inches1.92 inches
Touchn/a
TypeOLEDOLEDP-OLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP675 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuild-inWatchOS 9
Apps
Music

All Wearables