Polar V800 vs. Sony SmartWatch 3 vs. Garmin Vivofit 3 vs. Samsung Gear 2 vs. Amazfit T-Rex

 
V800
SmartWatch 3
Vivofit 3
Gear 2
T-Rex
 PolarV800Remove Buy NowSonySmartWatch 3Remove Buy NowGarminVivofit 3Remove Buy NowSamsungGear 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$470$250$100$300$140
Release20142014201620142019

Activity & Fitness

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

Battery

Duration13 hours to 30 days2 days1 year2-3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 32064 x 64320 x 320360 x 360
Sizen/a1.6 inches0.55 inches1.63 inches1.3 inches
Touch
Typen/aTFT LCDn/aSuper AMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aTizen OSBuild-in
Apps
Music

All Wearables