Polar Loop 2 vs. Apple Watch vs. Pebble Core vs. Garmin Vivosmart 4 vs. Apple Watch 8

 
Loop 2
Watch
Core
Vivosmart 4
Watch 8
 PolarLoop 2Remove Buy NowAppleWatchRemove Buy NowPebbleCoreRemove Buy NowGarminVivosmart 4Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$120$349$99$130$499
Release20152015201620182022

Activity & Fitness

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

Battery

Duration8 days (without notifications)18 hoursNA7 days18 hrs
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312NA48 x 128340 x 272 or 390 x 312
Sizen/a1.5 inches or 1.65 inchesNA0.74 inches1.5 inches or 1.65 inches
TouchNA
TypeLEDAMOLEDNAOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX7NA5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSNAWatchOS 9
Apps
Music

All Wearables