Samsung Gear 2 vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus vs. Amazfit T-Rex

 
Gear 2
Vivofit 4
Vivosmart HR Plus
T-Rex
 SamsungGear 2Remove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart HR PlusRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$79.95$179$140
Release2014201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration2-3 days1 year5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 32088 x 88160 x 68360 x 360
Size1.63 inchesNA0.5 inches x 0.8 inches1.3 inches
Touch
TypeSuper AMOLEDNALCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizen OSNABuild-in
Apps
Music

All Wearables