Fitbit Flex 2 vs. Polar Loop 2 vs. Withings Go vs. Asus ZenWatch vs. Garmin Instinct

 
Flex 2
Loop 2
Go
ZenWatch
Instinct
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowWithingsGoRemove Buy NowAsusZenWatchRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$120$80$150$300
Release20162015201620142018

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)8 monthsNA14 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/a320 x 320128 x 128
Sizen/an/an/a1.63 inches0.9 inches
Touchn/an/a
TypeLEDLEDE-InkAMOLEDOMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATMIP5510 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/an/aAndroid Wear
Appsn/a
Music

All Wearables