ASUS ZenWatch 3 vs. Amazfit Stratos vs. Fitbit Flex vs. Garmin Vivosmart 3 vs. Apple Watch 7

 
ZenWatch 3
Stratos
Flex
Vivosmart 3
Watch 7
 ASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$229$199$100$139.99$429
Release20172018201320172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours5 days5 days5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400320 x 300NA64 x 128396 x 484
Size1.39 inches1.34 inchesNANA1.9 inches
TouchNA
TypeAMOLEDOLEDLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2ProprietaryNAWatchOS 8
Apps
Music

All Wearables