Amazfit Arc vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Charge vs. Garmin VivoActive 4

 
Arc
G-Shock GBA800
645 Music
Charge
VivoActive 4
 AmazfitArcRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$69.99$120$450$130$349
Release20162018201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days2 years7 days7-10 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 240NA260 x 260
Size0.42 inches1.2 inchesNA1.3ionches
TouchNA
TypeOLEDMIPOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6720 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OS
Apps
Music

All Wearables