Amazfit Arc vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Charge vs. Garmin Vivosmart 3

 
Arc
645 Music
Chronos
Charge
Vivosmart 3
 AmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$69.99$450$1500$130$139.99
Release20162018201820142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days7 days8 days7-10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 240218 x 218NA64 x 128
Size0.42 inches1.2 inches1.2 inchesNANA
TouchNA
TypeOLEDMIPMIPOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNA
Apps
Music

All Wearables