ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Fitbit Flex

 
ZenWatch 2
ZenWatch 3
Forerunner 935
645 Music
Flex
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$229$500$450$100
Release20162017201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hoursUp to 2 weeks7 days5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400240 x 240240 x 240NA
Size1.63 inches or 1.45 inch1.39 inches1.2 inches1.2 inchesNA
TouchNA
TypeAMOLEDAMOLEDLCDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2NA
Apps
Music

All Wearables