ASUS ZenWatch 2 vs. Amazfit Stratos vs. Asus ZenWatch vs. Fitbit Flex vs. Amazfit GTS

 
ZenWatch 2
Stratos
ZenWatch
Flex
GTS
 ASUSZenWatch 2Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$150$199$150$100$150
Release20162018201420132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 daysNA5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 300320 x 320NA348 x 442
Size1.63 inches or 1.45 inch1.34 inches1.63 inchesNA1.65 inches
TouchNA
TypeAMOLEDOLEDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP551 ATM5 ATM

Notifications

Phone
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid WearProprietaryAndroid WearNAWear OS
Apps
Music

All Wearables