Fitbit Alta vs. ASUS ZenWatch 3 vs. Amazfit Arc vs. Garmin 645 Music vs. Amazfit GTS

 
Alta
ZenWatch 3
Arc
645 Music
GTS
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$130$229$69.99$450$150
Release20162017201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours20 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 40072 x40240 x 240348 x 442
Sizen/a1.39 inches0.42 inches1.2 inches1.65 inches
Touchn/a
TypeOLEDAMOLEDOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OS
Apps
Music

All Wearables