ASUS ZenWatch 2 vs. Apple Watch Series 2 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Apple Watch 7

 
ZenWatch 2
Watch Series 2
Charge 3
Flex
Watch 7
 ASUSZenWatch 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$269$150$100$429
Release20162016201820132021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a18 hours7 days5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320340 x 272 or 390 x 31266 x 18NA396 x 484
Size1.63 inches or 1.45 inch1.5 inches or 1.65 inches.721 inchesNA1.9 inches
TouchNA
TypeAMOLEDAMOLEDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWatch OSNANAWatchOS 8
Apps
Music

All Wearables