Polar Loop 2 vs. Garmin Forerunner 45 vs. LG G Watch R vs. Amazfit GTR vs. Garmin VivoActive 4

 
Loop 2
Forerunner 45
G Watch R
GTR
VivoActive 4
 PolarLoop 2Remove Buy NowGarminForerunner 45Remove Buy NowLGG Watch RRemove Buy NowAmazfitGTRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$120$199$300$199$349
Release20152019201420192019

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 days2 days24 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a208 x 208320 x 320454 x 454260 x 260
Sizen/a1.04 inches1.3 inches1.39 inches1.3ionches
Touch
TypeLEDLCDP-OLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuilt-inAndroid WearBuild-inWear OS
Apps
Music

All Wearables