Polar V800 vs. Garmin Vivosmart HR vs. Fitbit Alta HR vs. Samsung Gear Fit vs. Amazfit T-Rex

 
V800
Vivosmart HR
Alta HR
Gear Fit
T-Rex
 PolarV800Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitAlta HRRemove Buy NowSamsungGear FitRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$470$170$150$150$140
Release20142015201720142019

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 30 days5 days7 days2-3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68128 x 36432 x 128360 x 360
Sizen/a1.08 inches1.4 inches1.84 inches1.3 inches
Touch
Typen/an/aOLEDSuper AMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuild-in
Apps
Music

All Wearables