Polar Loop 2 vs. Withings Go vs. Fitbit Charge 3 vs. Fitbit Flex vs. Garmin Instinct

 
Loop 2
Go
Charge 3
Flex
Instinct
 PolarLoop 2Remove Buy NowWithingsGoRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$120$80$150$100$300
Release20152016201820132018

Activity & Fitness

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

Battery

Duration8 days (without notifications)8 months7 days5 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a66 x 18NA128 x 128
Sizen/an/a.721 inchesNA0.9 inches
Touchn/aNA
TypeLEDE-InkOLEDLEDOMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATM1 ATM10 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNANA
Appsn/a
Music

All Wearables