Amazfit Arc vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Charge vs. Apple Watch 8

 
Arc
G-Shock GBA800
645 Music
Charge
Watch 8
 AmazfitArcRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitChargeRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$69.99$120$450$130$499
Release20162018201820142022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days2 years7 days7-10 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 240NA340 x 272 or 390 x 312
Size0.42 inches1.2 inchesNA1.5 inches or 1.65 inches
TouchNA
TypeOLEDMIPOLEDAMOLED

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 SystemNAWatchOS 9
Apps
Music

All Wearables