ASUS ZenWatch 3 vs. Amazfit Stratos vs. Fitbit Flex vs. Amazfit GTS vs. Apple Watch 8

 
ZenWatch 3
Stratos
Flex
GTS
Watch 8
 ASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$229$199$100$150$499
Release20172018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours5 days5 days14 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400320 x 300NA348 x 442340 x 272 or 390 x 312
Size1.39 inches1.34 inchesNA1.65 inches1.5 inches or 1.65 inches
TouchNA
TypeAMOLEDOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2ProprietaryNAWear OSWatchOS 9
Apps
Music

All Wearables