ASUS ZenWatch 3 vs. Amazfit Stratos vs. Fitbit Charge vs. Fitbit Flex vs. Garmin VivoActive 4

 
ZenWatch 3
Stratos
Charge
Flex
VivoActive 4
 ASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$229$199$130$100$349
Release20172018201420132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours5 days7-10 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400320 x 300NANA260 x 260
Size1.39 inches1.34 inchesNANA1.3ionches
TouchNANA
TypeAMOLEDOLEDOLEDLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2ProprietaryNANAWear OS
Apps
Music

All Wearables