Fitbit Alta vs. Garmin Vivosmart HR vs. Asus ZenWatch vs. Garmin 645 Music vs. Amazfit GTS

 
Alta
Vivosmart HR
ZenWatch
645 Music
GTS
 FitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$170$150$450$150
Release20162015201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNA7 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68320 x 320240 x 240348 x 442
Sizen/a1.08 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