Fitbit Ionic vs. Garmin Chronos vs. Garmin Vivosmart 3 vs. LG G Watch R vs. Amazfit T-Rex

 
Ionic
Chronos
Vivosmart 3
G Watch R
T-Rex
 FitbitIonicRemove Buy NowGarminChronosRemove Buy NowGarminVivosmart 3Remove Buy NowLGG Watch RRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$299$1500$139.99$300$140
Release20172018201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days8 days5 days2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250218 x 21864 x 128320 x 320360 x 360
Size1.421.2 inchesNA1.3 inches1.3 inches
Touch
TypeOLEDMIPOLEDP-OLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m10 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSAndroid WearBuild-in
Apps
Music

All Wearables