Fitbit Charge 2 vs. Garmin 645 Music vs. Amazfit GTR vs. Apple Watch 8 vs. Apple SE (2022)

 
Charge 2
645 Music
GTR
Watch 8
SE (2022)
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTRRemove Buy NowAppleWatch 8Remove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$150$450$199$499$249
Release20162018201920222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days24 days18 hrsNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color368 x 448 pixels
Resolutionn/a240 x 240454 x 454340 x 272 or 390 x 31240mm
Sizen/a1.2 inches1.39 inches1.5 inches or 1.65 inches
Touchn/aLTPO OLED Retina
TypeOLEDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating Systemn/aBuild-inWatchOS 9
Apps
Music

All Wearables