Polar A360 vs. Samsung Gear Fit2 vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus vs. Amazfit T-Rex

 
A360
Gear Fit2
Vivofit 4
Vivosmart HR Plus
T-Rex
 PolarA360Remove Buy NowSamsungGear Fit2Remove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart HR PlusRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$180$79.95$179$140
Release20152016201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days3-4 days1 year5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80432 x 21688 x 88160 x 68360 x 360
Size1.18 inches1.5 inchesNA0.5 inches x 0.8 inches1.3 inches
Touch
Typen/aSuper AMOLEDNALCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenNABuild-in
Apps
Music

All Wearables