ASUS ZenWatch 3 vs. Fitbit Ionic vs. Garmin Fenix 5 vs. Amazfit Stratos vs. Apple Series 6

 
ZenWatch 3
Ionic
Fenix 5
Stratos
Series 6
 ASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowGarminFenix 5Remove Buy NowAmazfitStratosRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$229$299$599.99$199$399
Release20172017201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours4+ days2 Weeks5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400348x250240 x 240320 x 300384 x 480
Size1.39 inches1.421.2 inches1.34 inches40mm
Touch
TypeAMOLEDOLEDnaOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance50m10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2Fitbit OSProprietaryWatchOS 5
Apps
Music

All Wearables