ASUS ZenWatch 3 vs. Fitbit Flex vs. Amazfit GTS vs. Apple Watch 8 vs. Apple Series 6

 
ZenWatch 3
Flex
GTS
Watch 8
Series 6
 ASUSZenWatch 3Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAppleWatch 8Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$229$100$150$499$399
Release20172013201920222020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours5 days14 days18 hrsNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400NA348 x 442340 x 272 or 390 x 312384 x 480
Size1.39 inchesNA1.65 inches1.5 inches or 1.65 inches40mm
TouchNA
TypeAMOLEDLEDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NAWear OSWatchOS 9WatchOS 5
Apps
Music

All Wearables