Fitbit Alta vs. Garmin Vivofit 3 vs. Asus ZenWatch vs. Garmin 645 Music vs. Amazfit GTS

 
Alta
Vivofit 3
ZenWatch
645 Music
GTS
 FitbitAltaRemove Buy NowGarminVivofit 3Remove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$100$150$450$150
Release20162016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 yearNA7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a64 x 64320 x 320240 x 240348 x 442
Sizen/a0.55 inches1.63 inches1.2 inches1.65 inches
Touchn/a
TypeOLEDn/aAMOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP555 ATM5 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/an/aAndroid WearWear OS
Apps
Music

All Wearables