Fitbit Alta vs. Fitbit Charge 2 vs. Asus ZenWatch vs. Fitbit Charge HR vs. Michael Kors Access Sofie HR

 
Alta
Charge 2
ZenWatch
Charge HR
Access Sofie HR
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowAsusZenWatchRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$130$150$150$150$395
Release20162016201420152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNA5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 320NA390 x 390
Sizen/an/a1.63 inchesNA1.19 inches
Touchn/an/aNA
TypeOLEDOLEDAMOLEDOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/aIP551 ATM0.3 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNAWear OS
Apps
Music

All Wearables