Garmin Vivoactive vs. Polar M400 vs. Samsung Galaxy Watch vs. Polar Loop vs. Amazfit T-Rex

 
Vivoactive
M400
Galaxy Watch
Loop
T-Rex
 GarminVivoactiveRemove Buy NowPolarM400Remove Buy NowSamsungGalaxy WatchRemove Buy NowPolarLoopRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$200$330$100$140
Release20152014201820132019

Activity & Fitness

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

Battery

Duration14 hours to 11 days8 hours to 30 days7 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148n/a360 x 360NA360 x 360
Size1.38 inchesn/a1.2 inches or 1.3 inchesNA1.3 inches
Touch
TypeLCDn/aAMOLEDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSNABuild-in
Apps
MusicSpotify

All Wearables