ASUS ZenWatch 3 vs. Asus ZenWatch vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Amazfit GTS

 
ZenWatch 3
ZenWatch
Flex
Forerunner 45
GTS
 ASUSZenWatch 3Remove Buy NowAsusZenWatchRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$229$150$100$199$150
Release20172014201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hoursNA5 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400320 x 320NA208 x 208348 x 442
Size1.39 inches1.63 inchesNA1.04 inches1.65 inches
TouchNA
TypeAMOLEDAMOLEDLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP551 ATM5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid Wear 2Android WearNABuilt-inWear OS
Apps
Music

All Wearables