Fitbit Alta vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Amazfit GTR

 
Alta
ZenWatch 3
Alta HR
Charge HR
GTR
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$229$150$150$199
Release20162017201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours7 days5 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400128 x 36NA454 x 454
Sizen/a1.39 inches1.4 inchesNA1.39 inches
Touchn/aNA
TypeOLEDAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2NABuild-in
Apps
Music

All Wearables