Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Polar A360 vs. Apple Watch Series 2 vs. Amazfit T-Rex

 
Vivofit 3
Vivosmart HR
A360
Watch Series 2
T-Rex
 GarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowPolarA360Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$170$200$269$140
Release20162015201520162019

Activity & Fitness

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

Battery

Duration1 year5 days12 days18 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution64 x 64160 x 68160 x 80340 x 272 or 390 x 312360 x 360
Size0.55 inches1.08 inches1.18 inches1.5 inches or 1.65 inches1.3 inches
Touch
Typen/an/an/aAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR305ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OSBuild-in
Apps
Music

All Wearables