Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Pebble Core

 
Flex 2
ZenWatch 3
Flex
Vivofit 4
Core
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$100$229$100$79.95$99
Release20162017201320182016

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days48 hours5 days1 yearNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400NA88 x 88NA
Sizen/a1.39 inchesNANANA
Touchn/aNANA
TypeLEDAMOLEDLEDNANA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2NANA
Apps
Music

All Wearables