Polar Loop 2 vs. Pebble Core vs. Polar Loop vs. Apple Watch Series 4 vs. Apple Watch Ultra

 
Loop 2
Core
Loop
Watch Series 4
Watch Ultra
 PolarLoop 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$120$99$100$329$799
Release20152016201320182022

Activity & Fitness

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

Battery

Duration8 days (without notifications)NA5 daysNot Yet36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANA384 x 480502x410 pixels
Sizen/aNANA1.78 inches1.92 inches
TouchNA
TypeLEDNALEDMicroLED

Functions

Audio Speaker
ClockLTPO OLED Retina
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMNA2 ATMNot Yet10 ATM (100 Meters)

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANAWatch OS 5WatchOS 9
Apps
Music

All Wearables