Apple Watch Series 3 vs. ASUS ZenWatch 3 vs. Apple Watch vs. Fitbit Charge vs. Fitbit Flex

 
Watch Series 3
ZenWatch 3
Watch
Charge
Flex
 AppleWatch Series 3Remove Buy NowASUSZenWatch 3Remove Buy NowAppleWatchRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$329$229$349$130$100
Release20172017201520142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours48 hours18 hours7-10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312400 x 400340 x 272 or 390 x 312NANA
Size1.5 inches or 1.65 inches1.39 inches1.5 inches or 1.65 inchesNANA
TouchNANA
TypeAMOLEDAMOLEDAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX71 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wear 2Watch OSNANA
Apps
Music

All Wearables