Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Fitbit Charge HR vs. Pebble Core vs. Apple Watch 8

 
Flex 2
ZenWatch 3
Charge HR
Core
Watch 8
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitCharge HRRemove Buy NowPebbleCoreRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$229$150$99$499
Release20162017201520162022

Activity & Fitness

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

Battery

Duration5 days48 hours5 daysNA18 hrs
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400NANA340 x 272 or 390 x 312
Sizen/a1.39 inchesNANA1.5 inches or 1.65 inches
Touchn/aNANA
TypeLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2NANAWatchOS 9
Apps
Music

All Wearables