Polar Loop 2 vs. Amazfit Cor vs. Pebble Core vs. Amazfit GTR

 
Loop 2
Cor
Core
GTR
 PolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowPebbleCoreRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$79.99$99$199
Release2015201820162019

Activity & Fitness

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

Battery

Duration8 days (without notifications)12 daysNA24 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160NA454 x 454
Sizen/a1.23 inchesNA1.39 inches
TouchNA
TypeLEDIPS LCDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNABuild-in
Apps
Music

All Wearables