Polar Loop 2 vs. Pebble Core vs. Polar Loop vs. Apple Watch Series 4 vs. Fitbit Versa 2

 
Loop 2
Core
Loop
Watch Series 4
Versa 2
 PolarLoop 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$120$99$100$329$199
Release20152016201320182019

Activity & Fitness

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

Battery

Duration8 days (without notifications)NA5 daysNot Yet5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANA384 x 480300 x 300
Sizen/aNANA1.78 inches1.34 inches
TouchNA
TypeLEDNALEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMNA2 ATMNot Yet5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANAWatch OS 5Build-in
Apps
Music

All Wearables