Fitbit Flex 2 vs. Asus ZenWatch vs. Garmin Chronos vs. Fitbit Alta HR vs. Garmin Vivosmart 3

 
Flex 2
ZenWatch
Chronos
Alta HR
Vivosmart 3
 FitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$100$150$1500$150$139.99
Release20162014201820172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA8 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320218 x 218128 x 3664 x 128
Sizen/a1.63 inches1.2 inches1.4 inchesNA
Touchn/a
TypeLEDAMOLEDMIPOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5510 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OS
Apps
Music

All Wearables