Apple Watch Series 3 vs. ASUS ZenWatch 2 vs. Apple Watch Series 2 vs. Fitbit Flex vs. Apple Series 6

 
Watch Series 3
ZenWatch 2
Watch Series 2
Flex
Series 6
 AppleWatch Series 3Remove Buy NowASUSZenWatch 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$329$150$269$100$399
Release20172016201620132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a18 hours5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320340 x 272 or 390 x 312NA384 x 480
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inch1.5 inches or 1.65 inchesNA40mm
TouchNA
TypeAMOLEDAMOLEDAMOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP675ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4Android WearWatch OSNAWatchOS 5
Apps
Music

All Wearables