Polar Loop 2 vs. LG Watch Sport vs. Fitbit Flex vs. Mobvoi TicWatch S2 vs. Amazfit GTR

 
Loop 2
Watch Sport
Flex
TicWatch S2
GTR
 PolarLoop 2Remove Buy NowLGWatch SportRemove Buy NowFitbitFlexRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$349$100$180$199
Release20152016201320192019

Activity & Fitness

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

Battery

Duration8 days (without notifications)1.45 days5 days2 DAYS24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480NA400 x 400454 x 454
Sizen/a1.38 inchesNA1.39 inches1.39 inches
TouchNA
TypeLEDP-OLEDLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP681 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NAWear OSBuild-in
Apps
Music

All Wearables