ASUS ZenWatch 3 vs. Amazfit Stratos vs. Fitbit Flex vs. HTC re Grip vs. Fitbit Sense 2

 
ZenWatch 3
Stratos
Flex
re Grip
Sense 2
 ASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowHTCre GripRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$229$199$100$199$300
Release20172018201320202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours5 days5 days5 hours to 2.5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400320 x 300NA160 x 32336x336
Size1.39 inches1.34 inchesNA1.8 inches1.59 inches
TouchNA
TypeAMOLEDOLEDLEDPMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMIP575 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2ProprietaryNANA
Apps
Music

All Wearables