Polar Loop 2 vs. Withings Go vs. Apple Watch vs. Apple Watch Series 4 vs. Garmin Instinct

 
Loop 2
Go
Watch
Watch Series 4
Instinct
 PolarLoop 2Remove Buy NowWithingsGoRemove Buy NowAppleWatchRemove Buy NowAppleWatch Series 4Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$120$80$349$329$300
Release20152016201520182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 months18 hoursNot Yet14 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a340 x 272 or 390 x 312384 x 480128 x 128
Sizen/an/a1.5 inches or 1.65 inches1.78 inches0.9 inches
Touchn/a
TypeLEDE-InkAMOLEDMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIPX7Not Yet10 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWatch OSWatch OS 5
Appsn/a
Music

All Wearables