Amazfit Arc vs. Asus VivoWatch vs. Garmin 645 Music vs. Fitbit Alta HR vs. Fitbit Sense 2

 
Arc
VivoWatch
645 Music
Alta HR
Sense 2
 AmazfitArcRemove Buy NowAsusVivoWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$69.99$160$450$150$300
Release20162018201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days24 hours to 10 days7 days7 days6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40128 x 128240 x 240128 x 36336x336
Size0.42 inchesNA1.2 inches1.4 inches1.59 inches
Touch
TypeOLEDNAMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemKoodOS
Apps
Music

All Wearables