Amazfit Arc vs. Garmin 645 Music vs. Fitbit Alta HR vs. Fitbit Charge vs. Fitbit Inspire 3

 
Arc
645 Music
Alta HR
Charge
Inspire 3
 AmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$69.99$450$150$130$100
Release20162018201720142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days7 days7 days7-10 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 240128 x 36NA32x18
Size0.42 inches1.2 inches1.4 inchesNA46 inches
TouchNA
TypeOLEDMIPOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNA
Apps
Music

All Wearables