ASUS ZenWatch 2 vs. Garmin Fenix 3 vs. Amazfit Stratos vs. Fitbit Flex vs. Amazfit GTS

 
ZenWatch 2
Fenix 3
Stratos
Flex
GTS
 ASUSZenWatch 2Remove Buy NowGarminFenix 3Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$150$500$199$100$150
Release20162015201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a50 hours to 6 weeks5 days5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320218 x 218320 x 300NA348 x 442
Size1.63 inches or 1.45 inch1.2 inches1.34 inchesNA1.65 inches
TouchNA
TypeAMOLEDChroma LEDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6710 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aProprietaryNAWear OS
Apps
Music

All Wearables